scripts/mock_icd_generator.py

   1 #!/usr/bin/python3 -i
   2 #
   3 # Copyright (c) 2015-2023 The Khronos Group Inc.
   4 # Copyright (c) 2015-2023 Valve Corporation
   5 # Copyright (c) 2015-2023 LunarG, Inc.
   6 # Copyright (c) 2015-2023 Google Inc.
   7 # Copyright (c) 2023-2023 RasterGrid Kft.
   8 #
   9 # Licensed under the Apache License, Version 2.0 (the "License");
  10 # you may not use this file except in compliance with the License.
  11 # You may obtain a copy of the License at
  12 #
  13 #     http://www.apache.org/licenses/LICENSE-2.0
  14 #
  15 # Unless required by applicable law or agreed to in writing, software
  16 # distributed under the License is distributed on an "AS IS" BASIS,
  17 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18 # See the License for the specific language governing permissions and
  19 # limitations under the License.
  20 #
  21 # Author: Tobin Ehlis <tobine@google.com>
  22 #
  23 # This script generates a Mock ICD that intercepts almost all Vulkan
  24 #  functions. That layer is not intended to be useful or even compilable
  25 #  in its initial state. Rather it's intended to be a starting point that
  26 #  can be copied and customized to assist in creation of a new layer.
  27
  28 import os,re,sys
  29 from generator import *
  30 from common_codegen import *
  31
  32 CUSTOM_C_INTERCEPTS = {
  33 'vkCreateInstance': '''
  34     // TODO: If loader ver <=4 ICD must fail with VK_ERROR_INCOMPATIBLE_DRIVER for all vkCreateInstance calls with
  35     //  apiVersion set to > Vulkan 1.0 because the loader is still at interface version <= 4. Otherwise, the
  36     //  ICD should behave as normal.
  37     if (loader_interface_version <= 4) {
  38         return VK_ERROR_INCOMPATIBLE_DRIVER;
  39     }
  40     *pInstance = (VkInstance)CreateDispObjHandle();
  41     for (auto& physical_device : physical_device_map[*pInstance])
  42         physical_device = (VkPhysicalDevice)CreateDispObjHandle();
  43     // TODO: If emulating specific device caps, will need to add intelligence here
  44     return VK_SUCCESS;
  45 ''',
  46 'vkDestroyInstance': '''
  47     if (instance) {
  48         for (const auto physical_device : physical_device_map.at(instance)) {
  49             display_map.erase(physical_device);
  50             DestroyDispObjHandle((void*)physical_device);
  51         }
  52         physical_device_map.erase(instance);
  53         DestroyDispObjHandle((void*)instance);
  54     }
  55 ''',
  56 'vkAllocateCommandBuffers': '''
  57     unique_lock_t lock(global_lock);
  58     for (uint32_t i = 0; i < pAllocateInfo->commandBufferCount; ++i) {
  59         pCommandBuffers[i] = (VkCommandBuffer)CreateDispObjHandle();
  60         command_pool_buffer_map[pAllocateInfo->commandPool].push_back(pCommandBuffers[i]);
  61     }
  62     return VK_SUCCESS;
  63 ''',
  64 'vkFreeCommandBuffers': '''
  65     unique_lock_t lock(global_lock);
  66     for (auto i = 0u; i < commandBufferCount; ++i) {
  67         if (!pCommandBuffers[i]) {
  68             continue;
  69         }
  70
  71         for (auto& pair : command_pool_buffer_map) {
  72             auto& cbs = pair.second;
  73             auto it = std::find(cbs.begin(), cbs.end(), pCommandBuffers[i]);
  74             if (it != cbs.end()) {
  75                 cbs.erase(it);
  76             }
  77         }
  78
  79         DestroyDispObjHandle((void*) pCommandBuffers[i]);
  80     }
  81 ''',
  82 'vkCreateCommandPool': '''
  83     unique_lock_t lock(global_lock);
  84     *pCommandPool = (VkCommandPool)global_unique_handle++;
  85     command_pool_map[device].insert(*pCommandPool);
  86     return VK_SUCCESS;
  87 ''',
  88 'vkDestroyCommandPool': '''
  89     // destroy command buffers for this pool
  90     unique_lock_t lock(global_lock);
  91     auto it = command_pool_buffer_map.find(commandPool);
  92     if (it != command_pool_buffer_map.end()) {
  93         for (auto& cb : it->second) {
  94             DestroyDispObjHandle((void*) cb);
  95         }
  96         command_pool_buffer_map.erase(it);
  97     }
  98     command_pool_map[device].erase(commandPool);
  99 ''',
 100 'vkEnumeratePhysicalDevices': '''
 101     VkResult result_code = VK_SUCCESS;
 102     if (pPhysicalDevices) {
 103         const auto return_count = (std::min)(*pPhysicalDeviceCount, icd_physical_device_count);
 104         for (uint32_t i = 0; i < return_count; ++i) pPhysicalDevices[i] = physical_device_map.at(instance)[i];
 105         if (return_count < icd_physical_device_count) result_code = VK_INCOMPLETE;
 106         *pPhysicalDeviceCount = return_count;
 107     } else {
 108         *pPhysicalDeviceCount = icd_physical_device_count;
 109     }
 110     return result_code;
 111 ''',
 112 'vkCreateDevice': '''
 113     *pDevice = (VkDevice)CreateDispObjHandle();
 114     // TODO: If emulating specific device caps, will need to add intelligence here
 115     return VK_SUCCESS;
 116 ''',
 117 'vkDestroyDevice': '''
 118     unique_lock_t lock(global_lock);
 119     // First destroy sub-device objects
 120     // Destroy Queues
 121     for (auto queue_family_map_pair : queue_map[device]) {
 122         for (auto index_queue_pair : queue_map[device][queue_family_map_pair.first]) {
 123             DestroyDispObjHandle((void*)index_queue_pair.second);
 124         }
 125     }
 126
 127     for (auto& cp : command_pool_map[device]) {
 128         for (auto& cb : command_pool_buffer_map[cp]) {
 129             DestroyDispObjHandle((void*) cb);
 130         }
 131         command_pool_buffer_map.erase(cp);
 132     }
 133     command_pool_map[device].clear();
 134
 135     queue_map.erase(device);
 136     buffer_map.erase(device);
 137     image_memory_size_map.erase(device);
 138     // Now destroy device
 139     DestroyDispObjHandle((void*)device);
 140     // TODO: If emulating specific device caps, will need to add intelligence here
 141 ''',
 142 'vkGetDeviceQueue': '''
 143     unique_lock_t lock(global_lock);
 144     auto queue = queue_map[device][queueFamilyIndex][queueIndex];
 145     if (queue) {
 146         *pQueue = queue;
 147     } else {
 148         *pQueue = queue_map[device][queueFamilyIndex][queueIndex] = (VkQueue)CreateDispObjHandle();
 149     }
 150     // TODO: If emulating specific device caps, will need to add intelligence here
 151     return;
 152 ''',
 153 'vkGetDeviceQueue2': '''
 154     GetDeviceQueue(device, pQueueInfo->queueFamilyIndex, pQueueInfo->queueIndex, pQueue);
 155     // TODO: Add further support for GetDeviceQueue2 features
 156 ''',
 157 'vkEnumerateInstanceLayerProperties': '''
 158     return VK_SUCCESS;
 159 ''',
 160 'vkEnumerateInstanceVersion': '''
 161     *pApiVersion = VK_HEADER_VERSION_COMPLETE;
 162     return VK_SUCCESS;
 163 ''',
 164 'vkEnumerateDeviceLayerProperties': '''
 165     return VK_SUCCESS;
 166 ''',
 167 'vkEnumerateInstanceExtensionProperties': '''
 168     // If requesting number of extensions, return that
 169     if (!pLayerName) {
 170         if (!pProperties) {
 171             *pPropertyCount = (uint32_t)instance_extension_map.size();
 172         } else {
 173             uint32_t i = 0;
 174             for (const auto &name_ver_pair : instance_extension_map) {
 175                 if (i == *pPropertyCount) {
 176                     break;
 177                 }
 178                 std::strncpy(pProperties[i].extensionName, name_ver_pair.first.c_str(), sizeof(pProperties[i].extensionName));
 179                 pProperties[i].extensionName[sizeof(pProperties[i].extensionName) - 1] = 0;
 180                 pProperties[i].specVersion = name_ver_pair.second;
 181                 ++i;
 182             }
 183             if (i != instance_extension_map.size()) {
 184                 return VK_INCOMPLETE;
 185             }
 186         }
 187     }
 188     // If requesting extension properties, fill in data struct for number of extensions
 189     return VK_SUCCESS;
 190 ''',
 191 'vkEnumerateDeviceExtensionProperties': '''
 192     // If requesting number of extensions, return that
 193     if (!pLayerName) {
 194         if (!pProperties) {
 195             *pPropertyCount = (uint32_t)device_extension_map.size();
 196         } else {
 197             uint32_t i = 0;
 198             for (const auto &name_ver_pair : device_extension_map) {
 199                 if (i == *pPropertyCount) {
 200                     break;
 201                 }
 202                 std::strncpy(pProperties[i].extensionName, name_ver_pair.first.c_str(), sizeof(pProperties[i].extensionName));
 203                 pProperties[i].extensionName[sizeof(pProperties[i].extensionName) - 1] = 0;
 204                 pProperties[i].specVersion = name_ver_pair.second;
 205                 ++i;
 206             }
 207             if (i != device_extension_map.size()) {
 208                 return VK_INCOMPLETE;
 209             }
 210         }
 211     }
 212     // If requesting extension properties, fill in data struct for number of extensions
 213     return VK_SUCCESS;
 214 ''',
 215 'vkGetPhysicalDeviceSurfacePresentModesKHR': '''
 216     // Currently always say that all present modes are supported
 217     if (!pPresentModes) {
 218         *pPresentModeCount = 6;
 219     } else {
 220         if (*pPresentModeCount >= 6) pPresentModes[5] = VK_PRESENT_MODE_SHARED_CONTINUOUS_REFRESH_KHR;
 221         if (*pPresentModeCount >= 5) pPresentModes[4] = VK_PRESENT_MODE_SHARED_DEMAND_REFRESH_KHR;
 222         if (*pPresentModeCount >= 4) pPresentModes[3] = VK_PRESENT_MODE_FIFO_RELAXED_KHR;
 223         if (*pPresentModeCount >= 3) pPresentModes[2] = VK_PRESENT_MODE_FIFO_KHR;
 224         if (*pPresentModeCount >= 2) pPresentModes[1] = VK_PRESENT_MODE_MAILBOX_KHR;
 225         if (*pPresentModeCount >= 1) pPresentModes[0] = VK_PRESENT_MODE_IMMEDIATE_KHR;
 226     }
 227     return VK_SUCCESS;
 228 ''',
 229 'vkGetPhysicalDeviceSurfaceFormatsKHR': '''
 230     // Currently always say that RGBA8 & BGRA8 are supported
 231     if (!pSurfaceFormats) {
 232         *pSurfaceFormatCount = 2;
 233     } else {
 234         if (*pSurfaceFormatCount >= 2) {
 235             pSurfaceFormats[1].format = VK_FORMAT_R8G8B8A8_UNORM;
 236             pSurfaceFormats[1].colorSpace = VK_COLOR_SPACE_SRGB_NONLINEAR_KHR;
 237         }
 238         if (*pSurfaceFormatCount >= 1) {
 239             pSurfaceFormats[0].format = VK_FORMAT_B8G8R8A8_UNORM;
 240             pSurfaceFormats[0].colorSpace = VK_COLOR_SPACE_SRGB_NONLINEAR_KHR;
 241         }
 242     }
 243     return VK_SUCCESS;
 244 ''',
 245 'vkGetPhysicalDeviceSurfaceFormats2KHR': '''
 246     // Currently always say that RGBA8 & BGRA8 are supported
 247     if (!pSurfaceFormats) {
 248         *pSurfaceFormatCount = 2;
 249     } else {
 250         if (*pSurfaceFormatCount >= 2) {
 251             pSurfaceFormats[1].pNext = nullptr;
 252             pSurfaceFormats[1].surfaceFormat.format = VK_FORMAT_R8G8B8A8_UNORM;
 253             pSurfaceFormats[1].surfaceFormat.colorSpace = VK_COLOR_SPACE_SRGB_NONLINEAR_KHR;
 254         }
 255         if (*pSurfaceFormatCount >= 1) {
 256             pSurfaceFormats[1].pNext = nullptr;
 257             pSurfaceFormats[0].surfaceFormat.format = VK_FORMAT_B8G8R8A8_UNORM;
 258             pSurfaceFormats[0].surfaceFormat.colorSpace = VK_COLOR_SPACE_SRGB_NONLINEAR_KHR;
 259         }
 260     }
 261     return VK_SUCCESS;
 262 ''',
 263 'vkGetPhysicalDeviceSurfaceSupportKHR': '''
 264     // Currently say that all surface/queue combos are supported
 265     *pSupported = VK_TRUE;
 266     return VK_SUCCESS;
 267 ''',
 268 'vkGetPhysicalDeviceSurfaceCapabilitiesKHR': '''
 269     // In general just say max supported is available for requested surface
 270     pSurfaceCapabilities->minImageCount = 1;
 271     pSurfaceCapabilities->maxImageCount = 0;
 272     pSurfaceCapabilities->currentExtent.width = 0xFFFFFFFF;
 273     pSurfaceCapabilities->currentExtent.height = 0xFFFFFFFF;
 274     pSurfaceCapabilities->minImageExtent.width = 1;
 275     pSurfaceCapabilities->minImageExtent.height = 1;
 276     pSurfaceCapabilities->maxImageExtent.width = 0xFFFF;
 277     pSurfaceCapabilities->maxImageExtent.height = 0xFFFF;
 278     pSurfaceCapabilities->maxImageArrayLayers = 128;
 279     pSurfaceCapabilities->supportedTransforms = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR |
 280                                                 VK_SURFACE_TRANSFORM_ROTATE_90_BIT_KHR |
 281                                                 VK_SURFACE_TRANSFORM_ROTATE_180_BIT_KHR |
 282                                                 VK_SURFACE_TRANSFORM_ROTATE_270_BIT_KHR |
 283                                                 VK_SURFACE_TRANSFORM_HORIZONTAL_MIRROR_BIT_KHR |
 284                                                 VK_SURFACE_TRANSFORM_HORIZONTAL_MIRROR_ROTATE_90_BIT_KHR |
 285                                                 VK_SURFACE_TRANSFORM_HORIZONTAL_MIRROR_ROTATE_180_BIT_KHR |
 286                                                 VK_SURFACE_TRANSFORM_HORIZONTAL_MIRROR_ROTATE_270_BIT_KHR |
 287                                                 VK_SURFACE_TRANSFORM_INHERIT_BIT_KHR;
 288     pSurfaceCapabilities->currentTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
 289     pSurfaceCapabilities->supportedCompositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR |
 290                                                     VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR |
 291                                                     VK_COMPOSITE_ALPHA_POST_MULTIPLIED_BIT_KHR |
 292                                                     VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR;
 293     pSurfaceCapabilities->supportedUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
 294                                                 VK_IMAGE_USAGE_TRANSFER_DST_BIT |
 295                                                 VK_IMAGE_USAGE_SAMPLED_BIT |
 296                                                 VK_IMAGE_USAGE_STORAGE_BIT |
 297                                                 VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT |
 298                                                 VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT |
 299                                                 VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT |
 300                                                 VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT;
 301     return VK_SUCCESS;
 302 ''',
 303 'vkGetPhysicalDeviceSurfaceCapabilities2KHR': '''
 304     GetPhysicalDeviceSurfaceCapabilitiesKHR(physicalDevice, pSurfaceInfo->surface, &pSurfaceCapabilities->surfaceCapabilities);
 305
 306     auto *present_mode_compatibility = lvl_find_mod_in_chain<VkSurfacePresentModeCompatibilityEXT>(pSurfaceCapabilities->pNext);
 307     if (present_mode_compatibility) {
 308         if (!present_mode_compatibility->pPresentModes) {
 309             present_mode_compatibility->presentModeCount = 3;
 310         } else {
 311             // arbitrary
 312             present_mode_compatibility->pPresentModes[0] = VK_PRESENT_MODE_IMMEDIATE_KHR;
 313             present_mode_compatibility->pPresentModes[1] = VK_PRESENT_MODE_FIFO_KHR;
 314             present_mode_compatibility->pPresentModes[2] = VK_PRESENT_MODE_SHARED_DEMAND_REFRESH_KHR;
 315         }
 316     }
 317     return VK_SUCCESS;
 318 ''',
 319 'vkGetInstanceProcAddr': '''
 320     if (!negotiate_loader_icd_interface_called) {
 321         loader_interface_version = 0;
 322     }
 323     const auto &item = name_to_funcptr_map.find(pName);
 324     if (item != name_to_funcptr_map.end()) {
 325         return reinterpret_cast<PFN_vkVoidFunction>(item->second);
 326     }
 327     // Mock should intercept all functions so if we get here just return null
 328     return nullptr;
 329 ''',
 330 'vkGetDeviceProcAddr': '''
 331     return GetInstanceProcAddr(nullptr, pName);
 332 ''',
 333 'vkGetPhysicalDeviceMemoryProperties': '''
 334     pMemoryProperties->memoryTypeCount = 6;
 335     // Host visible Coherent
 336     pMemoryProperties->memoryTypes[0].propertyFlags = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
 337     pMemoryProperties->memoryTypes[0].heapIndex = 0;
 338     // Host visible Cached
 339     pMemoryProperties->memoryTypes[1].propertyFlags = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_CACHED_BIT;
 340     pMemoryProperties->memoryTypes[1].heapIndex = 0;
 341     // Device local and Host visible
 342     pMemoryProperties->memoryTypes[2].propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_CACHED_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
 343     pMemoryProperties->memoryTypes[2].heapIndex = 1;
 344     // Device local lazily
 345     pMemoryProperties->memoryTypes[3].propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_LAZILY_ALLOCATED_BIT;
 346     pMemoryProperties->memoryTypes[3].heapIndex = 1;
 347     // Device local protected
 348     pMemoryProperties->memoryTypes[4].propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_PROTECTED_BIT;
 349     pMemoryProperties->memoryTypes[4].heapIndex = 1;
 350     // Device local only
 351     pMemoryProperties->memoryTypes[5].propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT;
 352     pMemoryProperties->memoryTypes[5].heapIndex = 1;
 353     pMemoryProperties->memoryHeapCount = 2;
 354     pMemoryProperties->memoryHeaps[0].flags = VK_MEMORY_HEAP_MULTI_INSTANCE_BIT;
 355     pMemoryProperties->memoryHeaps[0].size = 8000000000;
 356     pMemoryProperties->memoryHeaps[1].flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT;
 357     pMemoryProperties->memoryHeaps[1].size = 8000000000;
 358 ''',
 359 'vkGetPhysicalDeviceMemoryProperties2KHR': '''
 360     GetPhysicalDeviceMemoryProperties(physicalDevice, &pMemoryProperties->memoryProperties);
 361 ''',
 362 'vkGetPhysicalDeviceQueueFamilyProperties': '''
 363     if (pQueueFamilyProperties) {
 364         std::vector<VkQueueFamilyProperties2KHR> props2(*pQueueFamilyPropertyCount, {
 365             VK_STRUCTURE_TYPE_QUEUE_FAMILY_PROPERTIES_2_KHR});
 366         GetPhysicalDeviceQueueFamilyProperties2KHR(physicalDevice, pQueueFamilyPropertyCount, props2.data());
 367         for (uint32_t i = 0; i < *pQueueFamilyPropertyCount; ++i) {
 368             pQueueFamilyProperties[i] = props2[i].queueFamilyProperties;
 369         }
 370     } else {
 371         GetPhysicalDeviceQueueFamilyProperties2KHR(physicalDevice, pQueueFamilyPropertyCount, nullptr);
 372     }
 373 ''',
 374 'vkGetPhysicalDeviceQueueFamilyProperties2KHR': '''
 375     if (pQueueFamilyProperties) {
 376         if (*pQueueFamilyPropertyCount >= 1) {
 377             auto props = &pQueueFamilyProperties[0].queueFamilyProperties;
 378             props->queueFlags = VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT | VK_QUEUE_TRANSFER_BIT
 379                                 | VK_QUEUE_SPARSE_BINDING_BIT | VK_QUEUE_PROTECTED_BIT;
 380             props->queueCount = 1;
 381             props->timestampValidBits = 16;
 382             props->minImageTransferGranularity = {1,1,1};
 383         }
 384         if (*pQueueFamilyPropertyCount >= 2) {
 385             auto props = &pQueueFamilyProperties[1].queueFamilyProperties;
 386             props->queueFlags = VK_QUEUE_TRANSFER_BIT | VK_QUEUE_PROTECTED_BIT | VK_QUEUE_VIDEO_DECODE_BIT_KHR;
 387             props->queueCount = 1;
 388             props->timestampValidBits = 16;
 389             props->minImageTransferGranularity = {1,1,1};
 390
 391             auto status_query_props = lvl_find_mod_in_chain<VkQueueFamilyQueryResultStatusPropertiesKHR>(pQueueFamilyProperties[1].pNext);
 392             if (status_query_props) {
 393                 status_query_props->queryResultStatusSupport = VK_TRUE;
 394             }
 395             auto video_props = lvl_find_mod_in_chain<VkQueueFamilyVideoPropertiesKHR>(pQueueFamilyProperties[1].pNext);
 396             if (video_props) {
 397                 video_props->videoCodecOperations = VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_KHR
 398                                                   | VK_VIDEO_CODEC_OPERATION_DECODE_H265_BIT_KHR
 399                                                   | VK_VIDEO_CODEC_OPERATION_DECODE_AV1_BIT_KHR;
 400             }
 401         }
 402         if (*pQueueFamilyPropertyCount >= 3) {
 403             auto props = &pQueueFamilyProperties[2].queueFamilyProperties;
 404             props->queueFlags = VK_QUEUE_TRANSFER_BIT | VK_QUEUE_PROTECTED_BIT | VK_QUEUE_VIDEO_ENCODE_BIT_KHR;
 405             props->queueCount = 1;
 406             props->timestampValidBits = 16;
 407             props->minImageTransferGranularity = {1,1,1};
 408
 409             auto status_query_props = lvl_find_mod_in_chain<VkQueueFamilyQueryResultStatusPropertiesKHR>(pQueueFamilyProperties[2].pNext);
 410             if (status_query_props) {
 411                 status_query_props->queryResultStatusSupport = VK_TRUE;
 412             }
 413             auto video_props = lvl_find_mod_in_chain<VkQueueFamilyVideoPropertiesKHR>(pQueueFamilyProperties[2].pNext);
 414             if (video_props) {
 415                 video_props->videoCodecOperations = VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_KHR
 416                                                   | VK_VIDEO_CODEC_OPERATION_ENCODE_H265_BIT_KHR
 417                                                   | VK_VIDEO_CODEC_OPERATION_ENCODE_AV1_BIT_KHR;
 418             }
 419         }
 420         if (*pQueueFamilyPropertyCount > 3) {
 421             *pQueueFamilyPropertyCount = 3;
 422         }
 423     } else {
 424         *pQueueFamilyPropertyCount = 3;
 425     }
 426 ''',
 427 'vkGetPhysicalDeviceFeatures': '''
 428     uint32_t num_bools = sizeof(VkPhysicalDeviceFeatures) / sizeof(VkBool32);
 429     VkBool32 *bool_array = &pFeatures->robustBufferAccess;
 430     SetBoolArrayTrue(bool_array, num_bools);
 431 ''',
 432 'vkGetPhysicalDeviceFeatures2KHR': '''
 433     GetPhysicalDeviceFeatures(physicalDevice, &pFeatures->features);
 434     uint32_t num_bools = 0; // Count number of VkBool32s in extension structs
 435     VkBool32* feat_bools = nullptr;
 436     auto vk_1_1_features = lvl_find_mod_in_chain<VkPhysicalDeviceVulkan11Features>(pFeatures->pNext);
 437     if (vk_1_1_features) {
 438         vk_1_1_features->protectedMemory = VK_TRUE;
 439     }
 440     auto vk_1_3_features = lvl_find_mod_in_chain<VkPhysicalDeviceVulkan13Features>(pFeatures->pNext);
 441     if (vk_1_3_features) {
 442         vk_1_3_features->synchronization2 = VK_TRUE;
 443     }
 444     auto prot_features = lvl_find_mod_in_chain<VkPhysicalDeviceProtectedMemoryFeatures>(pFeatures->pNext);
 445     if (prot_features) {
 446         prot_features->protectedMemory = VK_TRUE;
 447     }
 448     auto sync2_features = lvl_find_mod_in_chain<VkPhysicalDeviceSynchronization2FeaturesKHR>(pFeatures->pNext);
 449     if (sync2_features) {
 450         sync2_features->synchronization2 = VK_TRUE;
 451     }
 452     auto video_maintenance1_features = lvl_find_mod_in_chain<VkPhysicalDeviceVideoMaintenance1FeaturesKHR>(pFeatures->pNext);
 453     if (video_maintenance1_features) {
 454         video_maintenance1_features->videoMaintenance1 = VK_TRUE;
 455     }
 456     const auto *desc_idx_features = lvl_find_in_chain<VkPhysicalDeviceDescriptorIndexingFeaturesEXT>(pFeatures->pNext);
 457     if (desc_idx_features) {
 458         const auto bool_size = sizeof(VkPhysicalDeviceDescriptorIndexingFeaturesEXT) - offsetof(VkPhysicalDeviceDescriptorIndexingFeaturesEXT, shaderInputAttachmentArrayDynamicIndexing);
 459         num_bools = bool_size/sizeof(VkBool32);
 460         feat_bools = (VkBool32*)&desc_idx_features->shaderInputAttachmentArrayDynamicIndexing;
 461         SetBoolArrayTrue(feat_bools, num_bools);
 462     }
 463     const auto *blendop_features = lvl_find_in_chain<VkPhysicalDeviceBlendOperationAdvancedFeaturesEXT>(pFeatures->pNext);
 464     if (blendop_features) {
 465         const auto bool_size = sizeof(VkPhysicalDeviceBlendOperationAdvancedFeaturesEXT) - offsetof(VkPhysicalDeviceBlendOperationAdvancedFeaturesEXT, advancedBlendCoherentOperations);
 466         num_bools = bool_size/sizeof(VkBool32);
 467         feat_bools = (VkBool32*)&blendop_features->advancedBlendCoherentOperations;
 468         SetBoolArrayTrue(feat_bools, num_bools);
 469     }
 470     const auto *host_image_copy_features = lvl_find_in_chain<VkPhysicalDeviceHostImageCopyFeaturesEXT>(pFeatures->pNext);
 471     if (host_image_copy_features) {
 472        feat_bools = (VkBool32*)&host_image_copy_features->hostImageCopy;
 473        SetBoolArrayTrue(feat_bools, 1);
 474     }
 475 ''',
 476 'vkGetPhysicalDeviceFormatProperties': '''
 477     if (VK_FORMAT_UNDEFINED == format) {
 478         *pFormatProperties = { 0x0, 0x0, 0x0 };
 479     } else {
 480         // Default to a color format, skip DS bit
 481         *pFormatProperties = { 0x00FFFDFF, 0x00FFFDFF, 0x00FFFDFF };
 482         switch (format) {
 483             case VK_FORMAT_D16_UNORM:
 484             case VK_FORMAT_X8_D24_UNORM_PACK32:
 485             case VK_FORMAT_D32_SFLOAT:
 486             case VK_FORMAT_S8_UINT:
 487             case VK_FORMAT_D16_UNORM_S8_UINT:
 488             case VK_FORMAT_D24_UNORM_S8_UINT:
 489             case VK_FORMAT_D32_SFLOAT_S8_UINT:
 490                 // Don't set color bits for DS formats
 491                 *pFormatProperties = { 0x00FFFE7F, 0x00FFFE7F, 0x00FFFE7F };
 492                 break;
 493             case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
 494             case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
 495             case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
 496             case VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:
 497             case VK_FORMAT_G8_B8R8_2PLANE_444_UNORM:
 498                 // Set decode/encode bits for these formats
 499                 *pFormatProperties = { 0x1EFFFDFF, 0x1EFFFDFF, 0x00FFFDFF };
 500                 break;
 501             default:
 502                 break;
 503         }
 504     }
 505 ''',
 506 'vkGetPhysicalDeviceFormatProperties2KHR': '''
 507     GetPhysicalDeviceFormatProperties(physicalDevice, format, &pFormatProperties->formatProperties);
 508     VkFormatProperties3KHR *props_3 = lvl_find_mod_in_chain<VkFormatProperties3KHR>(pFormatProperties->pNext);
 509     if (props_3) {
 510         props_3->linearTilingFeatures = pFormatProperties->formatProperties.linearTilingFeatures;
 511         props_3->optimalTilingFeatures = pFormatProperties->formatProperties.optimalTilingFeatures;
 512         props_3->bufferFeatures = pFormatProperties->formatProperties.bufferFeatures;
 513         props_3->optimalTilingFeatures |= VK_FORMAT_FEATURE_2_HOST_IMAGE_TRANSFER_BIT_EXT;
 514     }
 515 ''',
 516 'vkGetPhysicalDeviceImageFormatProperties': '''
 517     // A hardcoded unsupported format
 518     if (format == VK_FORMAT_E5B9G9R9_UFLOAT_PACK32) {
 519         return VK_ERROR_FORMAT_NOT_SUPPORTED;
 520     }
 521
 522     // TODO: Just hard-coding some values for now
 523     // TODO: If tiling is linear, limit the mips, levels, & sample count
 524     if (VK_IMAGE_TILING_LINEAR == tiling) {
 525         *pImageFormatProperties = { { 4096, 4096, 256 }, 1, 1, VK_SAMPLE_COUNT_1_BIT, 4294967296 };
 526     } else {
 527         // We hard-code support for all sample counts except 64 bits.
 528         *pImageFormatProperties = { { 4096, 4096, 256 }, 12, 256, 0x7F & ~VK_SAMPLE_COUNT_64_BIT, 4294967296 };
 529     }
 530     return VK_SUCCESS;
 531 ''',
 532 'vkGetPhysicalDeviceImageFormatProperties2KHR': '''
 533     auto *external_image_prop = lvl_find_mod_in_chain<VkExternalImageFormatProperties>(pImageFormatProperties->pNext);
 534     auto *external_image_format = lvl_find_in_chain<VkPhysicalDeviceExternalImageFormatInfo>(pImageFormatInfo->pNext);
 535     if (external_image_prop && external_image_format) {
 536         external_image_prop->externalMemoryProperties.externalMemoryFeatures = VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT | VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT;
 537         external_image_prop->externalMemoryProperties.compatibleHandleTypes = external_image_format->handleType;
 538     }
 539
 540     GetPhysicalDeviceImageFormatProperties(physicalDevice, pImageFormatInfo->format, pImageFormatInfo->type, pImageFormatInfo->tiling, pImageFormatInfo->usage, pImageFormatInfo->flags, &pImageFormatProperties->imageFormatProperties);
 541     return VK_SUCCESS;
 542 ''',
 543 'vkGetPhysicalDeviceSparseImageFormatProperties': '''
 544     if (!pProperties) {
 545         *pPropertyCount = 1;
 546     } else {
 547         // arbitrary
 548         pProperties->imageGranularity = {4, 4, 4};
 549         pProperties->flags = VK_SPARSE_IMAGE_FORMAT_SINGLE_MIPTAIL_BIT;
 550         switch (format) {
 551             case VK_FORMAT_D16_UNORM:
 552             case VK_FORMAT_D32_SFLOAT:
 553                 pProperties->aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
 554                 break;
 555             case VK_FORMAT_S8_UINT:
 556                 pProperties->aspectMask = VK_IMAGE_ASPECT_STENCIL_BIT;
 557                 break;
 558             case VK_FORMAT_X8_D24_UNORM_PACK32:
 559             case VK_FORMAT_D16_UNORM_S8_UINT:
 560             case VK_FORMAT_D24_UNORM_S8_UINT:
 561             case VK_FORMAT_D32_SFLOAT_S8_UINT:
 562                 pProperties->aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
 563                 break;
 564             default:
 565                 pProperties->aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
 566                 break;
 567         }
 568     }
 569 ''',
 570 'vkGetPhysicalDeviceSparseImageFormatProperties2KHR': '''
 571     if (pPropertyCount && pProperties) {
 572         GetPhysicalDeviceSparseImageFormatProperties(physicalDevice, pFormatInfo->format, pFormatInfo->type, pFormatInfo->samples, pFormatInfo->usage, pFormatInfo->tiling, pPropertyCount, &pProperties->properties);
 573     } else {
 574         GetPhysicalDeviceSparseImageFormatProperties(physicalDevice, pFormatInfo->format, pFormatInfo->type, pFormatInfo->samples, pFormatInfo->usage, pFormatInfo->tiling, pPropertyCount, nullptr);
 575     }
 576 ''',
 577 'vkGetPhysicalDeviceProperties': '''
 578     pProperties->apiVersion = VK_HEADER_VERSION_COMPLETE;
 579     pProperties->driverVersion = 1;
 580     pProperties->vendorID = 0xba5eba11;
 581     pProperties->deviceID = 0xf005ba11;
 582     pProperties->deviceType = VK_PHYSICAL_DEVICE_TYPE_VIRTUAL_GPU;
 583     //std::string devName = "Vulkan Mock Device";
 584     strcpy(pProperties->deviceName, "Vulkan Mock Device");
 585     pProperties->pipelineCacheUUID[0] = 18;
 586     pProperties->limits = SetLimits(&pProperties->limits);
 587     pProperties->sparseProperties = { VK_TRUE, VK_TRUE, VK_TRUE, VK_TRUE, VK_TRUE };
 588 ''',
 589 'vkGetPhysicalDeviceProperties2KHR': '''
 590     // The only value that need to be set are those the Profile layer can't set
 591     // see https://github.com/KhronosGroup/Vulkan-Profiles/issues/352
 592     // All values set are arbitrary
 593     GetPhysicalDeviceProperties(physicalDevice, &pProperties->properties);
 594
 595     auto *props_11 = lvl_find_mod_in_chain<VkPhysicalDeviceVulkan11Properties>(pProperties->pNext);
 596     if (props_11) {
 597         props_11->protectedNoFault = VK_FALSE;
 598     }
 599
 600     auto *props_12 = lvl_find_mod_in_chain<VkPhysicalDeviceVulkan12Properties>(pProperties->pNext);
 601     if (props_12) {
 602         props_12->denormBehaviorIndependence = VK_SHADER_FLOAT_CONTROLS_INDEPENDENCE_ALL;
 603         props_12->roundingModeIndependence = VK_SHADER_FLOAT_CONTROLS_INDEPENDENCE_ALL;
 604     }
 605
 606     auto *props_13 = lvl_find_mod_in_chain<VkPhysicalDeviceVulkan13Properties>(pProperties->pNext);
 607     if (props_13) {
 608         props_13->storageTexelBufferOffsetSingleTexelAlignment = VK_TRUE;
 609         props_13->uniformTexelBufferOffsetSingleTexelAlignment = VK_TRUE;
 610         props_13->storageTexelBufferOffsetAlignmentBytes = 16;
 611         props_13->uniformTexelBufferOffsetAlignmentBytes = 16;
 612     }
 613
 614     auto *protected_memory_props = lvl_find_mod_in_chain<VkPhysicalDeviceProtectedMemoryProperties>(pProperties->pNext);
 615     if (protected_memory_props) {
 616         protected_memory_props->protectedNoFault = VK_FALSE;
 617     }
 618
 619     auto *float_controls_props = lvl_find_mod_in_chain<VkPhysicalDeviceFloatControlsProperties>(pProperties->pNext);
 620     if (float_controls_props) {
 621         float_controls_props->denormBehaviorIndependence = VK_SHADER_FLOAT_CONTROLS_INDEPENDENCE_ALL;
 622         float_controls_props->roundingModeIndependence = VK_SHADER_FLOAT_CONTROLS_INDEPENDENCE_ALL;
 623     }
 624
 625     auto *conservative_raster_props = lvl_find_mod_in_chain<VkPhysicalDeviceConservativeRasterizationPropertiesEXT>(pProperties->pNext);
 626     if (conservative_raster_props) {
 627         conservative_raster_props->primitiveOverestimationSize = 0.00195313f;
 628         conservative_raster_props->conservativePointAndLineRasterization = VK_TRUE;
 629         conservative_raster_props->degenerateTrianglesRasterized = VK_TRUE;
 630         conservative_raster_props->degenerateLinesRasterized = VK_TRUE;
 631     }
 632
 633     auto *rt_pipeline_props = lvl_find_mod_in_chain<VkPhysicalDeviceRayTracingPipelinePropertiesKHR>(pProperties->pNext);
 634     if (rt_pipeline_props) {
 635         rt_pipeline_props->shaderGroupHandleSize = 32;
 636         rt_pipeline_props->shaderGroupBaseAlignment = 64;
 637         rt_pipeline_props->shaderGroupHandleCaptureReplaySize = 32;
 638     }
 639
 640     auto *rt_pipeline_nv_props = lvl_find_mod_in_chain<VkPhysicalDeviceRayTracingPropertiesNV>(pProperties->pNext);
 641     if (rt_pipeline_nv_props) {
 642         rt_pipeline_nv_props->shaderGroupHandleSize = 32;
 643         rt_pipeline_nv_props->shaderGroupBaseAlignment = 64;
 644     }
 645
 646     auto *texel_buffer_props = lvl_find_mod_in_chain<VkPhysicalDeviceTexelBufferAlignmentProperties>(pProperties->pNext);
 647     if (texel_buffer_props) {
 648         texel_buffer_props->storageTexelBufferOffsetSingleTexelAlignment = VK_TRUE;
 649         texel_buffer_props->uniformTexelBufferOffsetSingleTexelAlignment = VK_TRUE;
 650         texel_buffer_props->storageTexelBufferOffsetAlignmentBytes = 16;
 651         texel_buffer_props->uniformTexelBufferOffsetAlignmentBytes = 16;
 652     }
 653
 654     auto *descriptor_buffer_props = lvl_find_mod_in_chain<VkPhysicalDeviceDescriptorBufferPropertiesEXT>(pProperties->pNext);
 655     if (descriptor_buffer_props) {
 656         descriptor_buffer_props->combinedImageSamplerDescriptorSingleArray = VK_TRUE;
 657         descriptor_buffer_props->bufferlessPushDescriptors = VK_TRUE;
 658         descriptor_buffer_props->allowSamplerImageViewPostSubmitCreation = VK_TRUE;
 659         descriptor_buffer_props->descriptorBufferOffsetAlignment = 4;
 660     }
 661
 662     auto *mesh_shader_props = lvl_find_mod_in_chain<VkPhysicalDeviceMeshShaderPropertiesEXT>(pProperties->pNext);
 663     if (mesh_shader_props) {
 664         mesh_shader_props->meshOutputPerVertexGranularity = 32;
 665         mesh_shader_props->meshOutputPerPrimitiveGranularity = 32;
 666         mesh_shader_props->prefersLocalInvocationVertexOutput = VK_TRUE;
 667         mesh_shader_props->prefersLocalInvocationPrimitiveOutput = VK_TRUE;
 668         mesh_shader_props->prefersCompactVertexOutput = VK_TRUE;
 669         mesh_shader_props->prefersCompactPrimitiveOutput = VK_TRUE;
 670     }
 671
 672     auto *fragment_density_map2_props = lvl_find_mod_in_chain<VkPhysicalDeviceFragmentDensityMap2PropertiesEXT>(pProperties->pNext);
 673     if (fragment_density_map2_props) {
 674         fragment_density_map2_props->subsampledLoads = VK_FALSE;
 675         fragment_density_map2_props->subsampledCoarseReconstructionEarlyAccess = VK_FALSE;
 676         fragment_density_map2_props->maxSubsampledArrayLayers = 2;
 677         fragment_density_map2_props->maxDescriptorSetSubsampledSamplers = 1;
 678     }
 679
 680     const uint32_t num_copy_layouts = 5;
 681     const VkImageLayout HostCopyLayouts[]{
 682        VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
 683        VK_IMAGE_LAYOUT_GENERAL,
 684        VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL,
 685        VK_IMAGE_LAYOUT_STENCIL_ATTACHMENT_OPTIMAL,
 686        VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_OPTIMAL,
 687     };
 688
 689     auto *host_image_copy_props = lvl_find_mod_in_chain<VkPhysicalDeviceHostImageCopyPropertiesEXT>(pProperties->pNext);
 690     if (host_image_copy_props){
 691         if (host_image_copy_props->pCopyDstLayouts == nullptr) host_image_copy_props->copyDstLayoutCount = num_copy_layouts;
 692         else {
 693             uint32_t num_layouts = (std::min)(host_image_copy_props->copyDstLayoutCount, num_copy_layouts);
 694             for (uint32_t i = 0; i < num_layouts; i++) {
 695                 host_image_copy_props->pCopyDstLayouts[i] = HostCopyLayouts[i];
 696             }
 697         }
 698         if (host_image_copy_props->pCopySrcLayouts == nullptr) host_image_copy_props->copySrcLayoutCount = num_copy_layouts;
 699         else {
 700             uint32_t num_layouts = (std::min)(host_image_copy_props->copySrcLayoutCount, num_copy_layouts);
 701              for (uint32_t i = 0; i < num_layouts; i++) {
 702                 host_image_copy_props->pCopySrcLayouts[i] = HostCopyLayouts[i];
 703             }
 704         }
 705     }
 706
 707     auto *driver_properties = lvl_find_mod_in_chain<VkPhysicalDeviceDriverProperties>(pProperties->pNext);
 708     if (driver_properties) {
 709         std::strncpy(driver_properties->driverName, "Vulkan Mock Device", VK_MAX_DRIVER_NAME_SIZE);
 710 #if defined(GIT_BRANCH_NAME) && defined(GIT_TAG_INFO)
 711         std::strncpy(driver_properties->driverInfo, "Branch: " GIT_BRANCH_NAME " Tag Info: " GIT_TAG_INFO, VK_MAX_DRIVER_INFO_SIZE);
 712 #else
 713         std::strncpy(driver_properties->driverInfo, "Branch: --unknown-- Tag Info: --unknown--", VK_MAX_DRIVER_INFO_SIZE);
 714 #endif
 715     }
 716 ''',
 717 'vkGetPhysicalDeviceExternalSemaphoreProperties':'''
 718     // Hard code support for all handle types and features
 719     pExternalSemaphoreProperties->exportFromImportedHandleTypes = 0x1F;
 720     pExternalSemaphoreProperties->compatibleHandleTypes = 0x1F;
 721     pExternalSemaphoreProperties->externalSemaphoreFeatures = 0x3;
 722 ''',
 723 'vkGetPhysicalDeviceExternalSemaphorePropertiesKHR':'''
 724     GetPhysicalDeviceExternalSemaphoreProperties(physicalDevice, pExternalSemaphoreInfo, pExternalSemaphoreProperties);
 725 ''',
 726 'vkGetPhysicalDeviceExternalFenceProperties':'''
 727     // Hard-code support for all handle types and features
 728     pExternalFenceProperties->exportFromImportedHandleTypes = 0xF;
 729     pExternalFenceProperties->compatibleHandleTypes = 0xF;
 730     pExternalFenceProperties->externalFenceFeatures = 0x3;
 731 ''',
 732 'vkGetPhysicalDeviceExternalFencePropertiesKHR':'''
 733     GetPhysicalDeviceExternalFenceProperties(physicalDevice, pExternalFenceInfo, pExternalFenceProperties);
 734 ''',
 735 'vkGetPhysicalDeviceExternalBufferProperties':'''
 736     constexpr VkExternalMemoryHandleTypeFlags supported_flags = 0x1FF;
 737     if (pExternalBufferInfo->handleType & VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID) {
 738         // Can't have dedicated memory with AHB
 739         pExternalBufferProperties->externalMemoryProperties.externalMemoryFeatures = VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT | VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT;
 740         pExternalBufferProperties->externalMemoryProperties.exportFromImportedHandleTypes = pExternalBufferInfo->handleType;
 741         pExternalBufferProperties->externalMemoryProperties.compatibleHandleTypes = pExternalBufferInfo->handleType;
 742     } else if (pExternalBufferInfo->handleType & supported_flags) {
 743         pExternalBufferProperties->externalMemoryProperties.externalMemoryFeatures = 0x7;
 744         pExternalBufferProperties->externalMemoryProperties.exportFromImportedHandleTypes = supported_flags;
 745         pExternalBufferProperties->externalMemoryProperties.compatibleHandleTypes = supported_flags;
 746     } else {
 747         pExternalBufferProperties->externalMemoryProperties.externalMemoryFeatures = 0;
 748         pExternalBufferProperties->externalMemoryProperties.exportFromImportedHandleTypes = 0;
 749         // According to spec, handle type is always compatible with itself. Even if export/import
 750         // not supported, it's important to properly implement self-compatibility property since
 751         // application's control flow can rely on this.
 752         pExternalBufferProperties->externalMemoryProperties.compatibleHandleTypes = pExternalBufferInfo->handleType;
 753     }
 754 ''',
 755 'vkGetPhysicalDeviceExternalBufferPropertiesKHR':'''
 756     GetPhysicalDeviceExternalBufferProperties(physicalDevice, pExternalBufferInfo, pExternalBufferProperties);
 757 ''',
 758 'vkGetBufferMemoryRequirements': '''
 759     // TODO: Just hard-coding reqs for now
 760     pMemoryRequirements->size = 4096;
 761     pMemoryRequirements->alignment = 1;
 762     pMemoryRequirements->memoryTypeBits = 0xFFFF;
 763     // Return a better size based on the buffer size from the create info.
 764     unique_lock_t lock(global_lock);
 765     auto d_iter = buffer_map.find(device);
 766     if (d_iter != buffer_map.end()) {
 767         auto iter = d_iter->second.find(buffer);
 768         if (iter != d_iter->second.end()) {
 769             pMemoryRequirements->size = ((iter->second.size + 4095) / 4096) * 4096;
 770         }
 771     }
 772 ''',
 773 'vkGetBufferMemoryRequirements2KHR': '''
 774     GetBufferMemoryRequirements(device, pInfo->buffer, &pMemoryRequirements->memoryRequirements);
 775 ''',
 776 'vkGetDeviceBufferMemoryRequirements': '''
 777     // TODO: Just hard-coding reqs for now
 778     pMemoryRequirements->memoryRequirements.alignment = 1;
 779     pMemoryRequirements->memoryRequirements.memoryTypeBits = 0xFFFF;
 780
 781     // Return a size based on the buffer size from the create info.
 782     pMemoryRequirements->memoryRequirements.size = ((pInfo->pCreateInfo->size + 4095) / 4096) * 4096;
 783 ''',
 784 'vkGetDeviceBufferMemoryRequirementsKHR': '''
 785     GetDeviceBufferMemoryRequirements(device, pInfo, pMemoryRequirements);
 786 ''',
 787 'vkGetImageMemoryRequirements': '''
 788     pMemoryRequirements->size = 0;
 789     pMemoryRequirements->alignment = 1;
 790
 791     unique_lock_t lock(global_lock);
 792     auto d_iter = image_memory_size_map.find(device);
 793     if(d_iter != image_memory_size_map.end()){
 794         auto iter = d_iter->second.find(image);
 795         if (iter != d_iter->second.end()) {
 796             pMemoryRequirements->size = iter->second;
 797         }
 798     }
 799     // Here we hard-code that the memory type at index 3 doesn't support this image.
 800     pMemoryRequirements->memoryTypeBits = 0xFFFF & ~(0x1 << 3);
 801 ''',
 802 'vkGetImageMemoryRequirements2KHR': '''
 803     GetImageMemoryRequirements(device, pInfo->image, &pMemoryRequirements->memoryRequirements);
 804 ''',
 805 'vkGetDeviceImageMemoryRequirements': '''
 806     pMemoryRequirements->memoryRequirements.size = GetImageSizeFromCreateInfo(pInfo->pCreateInfo);
 807     pMemoryRequirements->memoryRequirements.alignment = 1;
 808     // Here we hard-code that the memory type at index 3 doesn't support this image.
 809     pMemoryRequirements->memoryRequirements.memoryTypeBits = 0xFFFF & ~(0x1 << 3);
 810 ''',
 811 'vkGetDeviceImageMemoryRequirementsKHR': '''
 812     GetDeviceImageMemoryRequirements(device, pInfo, pMemoryRequirements);
 813 ''',
 814 'vkMapMemory': '''
 815     unique_lock_t lock(global_lock);
 816     if (VK_WHOLE_SIZE == size) {
 817         if (allocated_memory_size_map.count(memory) != 0)
 818             size = allocated_memory_size_map[memory] - offset;
 819         else
 820             size = 0x10000;
 821     }
 822     void* map_addr = malloc((size_t)size);
 823     mapped_memory_map[memory].push_back(map_addr);
 824     *ppData = map_addr;
 825     return VK_SUCCESS;
 826 ''',
 827 'vkMapMemory2KHR': '''
 828     return MapMemory(device, pMemoryMapInfo->memory, pMemoryMapInfo->offset, pMemoryMapInfo->size, pMemoryMapInfo->flags, ppData);
 829 ''',
 830 'vkUnmapMemory': '''
 831     unique_lock_t lock(global_lock);
 832     for (auto map_addr : mapped_memory_map[memory]) {
 833         free(map_addr);
 834     }
 835     mapped_memory_map.erase(memory);
 836 ''',
 837 'vkUnmapMemory2KHR': '''
 838     UnmapMemory(device, pMemoryUnmapInfo->memory);
 839     return VK_SUCCESS;
 840 ''',
 841 'vkGetImageSubresourceLayout': '''
 842     // Need safe values. Callers are computing memory offsets from pLayout, with no return code to flag failure.
 843     *pLayout = VkSubresourceLayout(); // Default constructor zero values.
 844 ''',
 845 'vkCreateSwapchainKHR': '''
 846     unique_lock_t lock(global_lock);
 847     *pSwapchain = (VkSwapchainKHR)global_unique_handle++;
 848     for(uint32_t i = 0; i < icd_swapchain_image_count; ++i){
 849         swapchain_image_map[*pSwapchain][i] = (VkImage)global_unique_handle++;
 850     }
 851     return VK_SUCCESS;
 852 ''',
 853 'vkDestroySwapchainKHR': '''
 854     unique_lock_t lock(global_lock);
 855     swapchain_image_map.clear();
 856 ''',
 857 'vkGetSwapchainImagesKHR': '''
 858     if (!pSwapchainImages) {
 859         *pSwapchainImageCount = icd_swapchain_image_count;
 860     } else {
 861         unique_lock_t lock(global_lock);
 862         for (uint32_t img_i = 0; img_i < (std::min)(*pSwapchainImageCount, icd_swapchain_image_count); ++img_i){
 863             pSwapchainImages[img_i] = swapchain_image_map.at(swapchain)[img_i];
 864         }
 865
 866         if (*pSwapchainImageCount < icd_swapchain_image_count) return VK_INCOMPLETE;
 867         else if (*pSwapchainImageCount > icd_swapchain_image_count) *pSwapchainImageCount = icd_swapchain_image_count;
 868     }
 869     return VK_SUCCESS;
 870 ''',
 871 'vkAcquireNextImageKHR': '''
 872     *pImageIndex = 0;
 873     return VK_SUCCESS;
 874 ''',
 875 'vkAcquireNextImage2KHR': '''
 876     *pImageIndex = 0;
 877     return VK_SUCCESS;
 878 ''',
 879 'vkCreateBuffer': '''
 880     unique_lock_t lock(global_lock);
 881     *pBuffer = (VkBuffer)global_unique_handle++;
 882      buffer_map[device][*pBuffer] = {
 883          pCreateInfo->size,
 884          current_available_address
 885      };
 886      current_available_address += pCreateInfo->size;
 887      // Always align to next 64-bit pointer
 888      const uint64_t alignment = current_available_address % 64;
 889      if (alignment != 0) {
 890          current_available_address += (64 - alignment);
 891      }
 892     return VK_SUCCESS;
 893 ''',
 894 'vkDestroyBuffer': '''
 895     unique_lock_t lock(global_lock);
 896     buffer_map[device].erase(buffer);
 897 ''',
 898 'vkCreateImage': '''
 899     unique_lock_t lock(global_lock);
 900     *pImage = (VkImage)global_unique_handle++;
 901     image_memory_size_map[device][*pImage] = GetImageSizeFromCreateInfo(pCreateInfo);
 902     return VK_SUCCESS;
 903 ''',
 904 'vkDestroyImage': '''
 905     unique_lock_t lock(global_lock);
 906     image_memory_size_map[device].erase(image);
 907 ''',
 908 'vkEnumeratePhysicalDeviceGroupsKHR': '''
 909     if (!pPhysicalDeviceGroupProperties) {
 910         *pPhysicalDeviceGroupCount = 1;
 911     } else {
 912         // arbitrary
 913         pPhysicalDeviceGroupProperties->physicalDeviceCount = 1;
 914         pPhysicalDeviceGroupProperties->physicalDevices[0] = physical_device_map.at(instance)[0];
 915         pPhysicalDeviceGroupProperties->subsetAllocation = VK_FALSE;
 916     }
 917     return VK_SUCCESS;
 918 ''',
 919 'vkGetPhysicalDeviceMultisamplePropertiesEXT': '''
 920     if (pMultisampleProperties) {
 921         // arbitrary
 922         pMultisampleProperties->maxSampleLocationGridSize = {32, 32};
 923     }
 924 ''',
 925 'vkGetPhysicalDeviceFragmentShadingRatesKHR': '''
 926     if (!pFragmentShadingRates) {
 927         *pFragmentShadingRateCount = 1;
 928     } else {
 929         // arbitrary
 930         pFragmentShadingRates->sampleCounts = VK_SAMPLE_COUNT_1_BIT | VK_SAMPLE_COUNT_4_BIT;
 931         pFragmentShadingRates->fragmentSize = {8, 8};
 932     }
 933     return VK_SUCCESS;
 934 ''',
 935 'vkGetPhysicalDeviceCalibrateableTimeDomainsEXT': '''
 936     if (!pTimeDomains) {
 937         *pTimeDomainCount = 1;
 938     } else {
 939         // arbitrary
 940         *pTimeDomains = VK_TIME_DOMAIN_DEVICE_EXT;
 941     }
 942     return VK_SUCCESS;
 943 ''',
 944 'vkGetPhysicalDeviceCalibrateableTimeDomainsKHR': '''
 945     if (!pTimeDomains) {
 946         *pTimeDomainCount = 1;
 947     } else {
 948         // arbitrary
 949         *pTimeDomains = VK_TIME_DOMAIN_DEVICE_KHR;
 950     }
 951     return VK_SUCCESS;
 952 ''',
 953 'vkGetFenceWin32HandleKHR': '''
 954     *pHandle = (HANDLE)0x12345678;
 955     return VK_SUCCESS;
 956 ''',
 957 'vkGetFenceFdKHR': '''
 958     *pFd = 0x42;
 959     return VK_SUCCESS;
 960 ''',
 961 'vkEnumeratePhysicalDeviceQueueFamilyPerformanceQueryCountersKHR': '''
 962     if (!pCounters) {
 963         *pCounterCount = 3;
 964     } else {
 965         if (*pCounterCount == 0){
 966             return VK_INCOMPLETE;
 967         }
 968         // arbitrary
 969         pCounters[0].unit = VK_PERFORMANCE_COUNTER_UNIT_GENERIC_KHR;
 970         pCounters[0].scope = VK_QUERY_SCOPE_COMMAND_BUFFER_KHR;
 971         pCounters[0].storage = VK_PERFORMANCE_COUNTER_STORAGE_INT32_KHR;
 972         pCounters[0].uuid[0] = 0x01;
 973         if (*pCounterCount == 1){
 974             return VK_INCOMPLETE;
 975         }
 976         pCounters[1].unit = VK_PERFORMANCE_COUNTER_UNIT_GENERIC_KHR;
 977         pCounters[1].scope = VK_QUERY_SCOPE_RENDER_PASS_KHR;
 978         pCounters[1].storage = VK_PERFORMANCE_COUNTER_STORAGE_INT32_KHR;
 979         pCounters[1].uuid[0] = 0x02;
 980         if (*pCounterCount == 2){
 981             return VK_INCOMPLETE;
 982         }
 983         pCounters[2].unit = VK_PERFORMANCE_COUNTER_UNIT_GENERIC_KHR;
 984         pCounters[2].scope = VK_QUERY_SCOPE_COMMAND_KHR;
 985         pCounters[2].storage = VK_PERFORMANCE_COUNTER_STORAGE_INT32_KHR;
 986         pCounters[2].uuid[0] = 0x03;
 987         *pCounterCount = 3;
 988     }
 989     return VK_SUCCESS;
 990 ''',
 991 'vkGetPhysicalDeviceQueueFamilyPerformanceQueryPassesKHR': '''
 992     if (pNumPasses) {
 993         // arbitrary
 994         *pNumPasses = 1;
 995     }
 996 ''',
 997 'vkGetShaderModuleIdentifierEXT': '''
 998     if (pIdentifier) {
 999         // arbitrary
1000         pIdentifier->identifierSize = 1;
1001         pIdentifier->identifier[0] = 0x01;
1002     }
1003 ''',
1004 'vkGetImageSparseMemoryRequirements': '''
1005     if (!pSparseMemoryRequirements) {
1006         *pSparseMemoryRequirementCount = 1;
1007     } else {
1008         // arbitrary
1009         pSparseMemoryRequirements->imageMipTailFirstLod = 0;
1010         pSparseMemoryRequirements->imageMipTailSize = 8;
1011         pSparseMemoryRequirements->imageMipTailOffset = 0;
1012         pSparseMemoryRequirements->imageMipTailStride = 4;
1013         pSparseMemoryRequirements->formatProperties.imageGranularity = {4, 4, 4};
1014         pSparseMemoryRequirements->formatProperties.flags = VK_SPARSE_IMAGE_FORMAT_SINGLE_MIPTAIL_BIT;
1015         // Would need to track the VkImage to know format for better value here
1016         pSparseMemoryRequirements->formatProperties.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT | VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT | VK_IMAGE_ASPECT_METADATA_BIT;
1017     }
1018
1019 ''',
1020 'vkGetImageSparseMemoryRequirements2KHR': '''
1021     if (pSparseMemoryRequirementCount && pSparseMemoryRequirements) {
1022         GetImageSparseMemoryRequirements(device, pInfo->image, pSparseMemoryRequirementCount, &pSparseMemoryRequirements->memoryRequirements);
1023     } else {
1024         GetImageSparseMemoryRequirements(device, pInfo->image, pSparseMemoryRequirementCount, nullptr);
1025     }
1026 ''',
1027 'vkGetBufferDeviceAddress': '''
1028     VkDeviceAddress address = 0;
1029     auto d_iter = buffer_map.find(device);
1030     if (d_iter != buffer_map.end()) {
1031         auto iter = d_iter->second.find(pInfo->buffer);
1032         if (iter != d_iter->second.end()) {
1033             address = iter->second.address;
1034         }
1035     }
1036     return address;
1037 ''',
1038 'vkGetBufferDeviceAddressKHR': '''
1039     return GetBufferDeviceAddress(device, pInfo);
1040 ''',
1041 'vkGetBufferDeviceAddressEXT': '''
1042     return GetBufferDeviceAddress(device, pInfo);
1043 ''',
1044 'vkGetDescriptorSetLayoutSizeEXT': '''
1045     // Need to give something non-zero
1046     *pLayoutSizeInBytes = 4;
1047 ''',
1048 'vkGetAccelerationStructureBuildSizesKHR': '''
1049     // arbitrary
1050     pSizeInfo->accelerationStructureSize = 4;
1051     pSizeInfo->updateScratchSize = 4;
1052     pSizeInfo->buildScratchSize = 4;
1053 ''',
1054 'vkGetAccelerationStructureMemoryRequirementsNV': '''
1055     // arbitrary
1056     pMemoryRequirements->memoryRequirements.size = 4096;
1057     pMemoryRequirements->memoryRequirements.alignment = 1;
1058     pMemoryRequirements->memoryRequirements.memoryTypeBits = 0xFFFF;
1059 ''',
1060 'vkGetAccelerationStructureDeviceAddressKHR': '''
1061     // arbitrary - need to be aligned to 256 bytes
1062     return 0x262144;
1063 ''',
1064 'vkGetVideoSessionMemoryRequirementsKHR': '''
1065     if (!pMemoryRequirements) {
1066         *pMemoryRequirementsCount = 1;
1067     } else {
1068         // arbitrary
1069         pMemoryRequirements[0].memoryBindIndex = 0;
1070         pMemoryRequirements[0].memoryRequirements.size = 4096;
1071         pMemoryRequirements[0].memoryRequirements.alignment = 1;
1072         pMemoryRequirements[0].memoryRequirements.memoryTypeBits = 0xFFFF;
1073     }
1074     return VK_SUCCESS;
1075 ''',
1076 'vkGetPhysicalDeviceCooperativeMatrixPropertiesKHR': '''
1077     if (!pProperties) {
1078         *pPropertyCount = 2;
1079     } else {
1080         // arbitrary
1081         pProperties[0].MSize = 16;
1082         pProperties[0].NSize = 16;
1083         pProperties[0].KSize = 16;
1084         pProperties[0].AType = VK_COMPONENT_TYPE_UINT32_KHR;
1085         pProperties[0].BType = VK_COMPONENT_TYPE_UINT32_KHR;
1086         pProperties[0].CType = VK_COMPONENT_TYPE_UINT32_KHR;
1087         pProperties[0].ResultType = VK_COMPONENT_TYPE_UINT32_KHR;
1088         pProperties[0].saturatingAccumulation = VK_FALSE;
1089         pProperties[0].scope = VK_SCOPE_SUBGROUP_KHR;
1090
1091         pProperties[1] = pProperties[0];
1092         pProperties[1].scope = VK_SCOPE_DEVICE_KHR;
1093     }
1094     return VK_SUCCESS;
1095 ''',
1096 'vkGetPhysicalDeviceVideoCapabilitiesKHR': '''
1097     // We include some reasonable set of capability combinations to cover a wide range of use cases
1098     auto caps = pCapabilities;
1099     auto caps_decode = lvl_find_mod_in_chain<VkVideoDecodeCapabilitiesKHR>(pCapabilities->pNext);
1100     auto caps_decode_h264 = lvl_find_mod_in_chain<VkVideoDecodeH264CapabilitiesKHR>(pCapabilities->pNext);
1101     auto caps_decode_h265 = lvl_find_mod_in_chain<VkVideoDecodeH265CapabilitiesKHR>(pCapabilities->pNext);
1102     auto caps_decode_av1 = lvl_find_mod_in_chain<VkVideoDecodeAV1CapabilitiesKHR>(pCapabilities->pNext);
1103     auto caps_encode = lvl_find_mod_in_chain<VkVideoEncodeCapabilitiesKHR>(pCapabilities->pNext);
1104     auto caps_encode_quantization_map =
1105         lvl_find_mod_in_chain<VkVideoEncodeQuantizationMapCapabilitiesKHR>(pCapabilities->pNext);
1106     auto caps_encode_h264_quantization_map =
1107         lvl_find_mod_in_chain<VkVideoEncodeH264QuantizationMapCapabilitiesKHR>(pCapabilities->pNext);
1108     auto caps_encode_h265_quantization_map =
1109         lvl_find_mod_in_chain<VkVideoEncodeH265QuantizationMapCapabilitiesKHR>(pCapabilities->pNext);
1110     auto caps_encode_av1_quantization_map =
1111         lvl_find_mod_in_chain<VkVideoEncodeAV1QuantizationMapCapabilitiesKHR>(pCapabilities->pNext);
1112     auto caps_encode_h264 = lvl_find_mod_in_chain<VkVideoEncodeH264CapabilitiesKHR>(pCapabilities->pNext);
1113     auto caps_encode_h265 = lvl_find_mod_in_chain<VkVideoEncodeH265CapabilitiesKHR>(pCapabilities->pNext);
1114     auto caps_encode_av1 = lvl_find_mod_in_chain<VkVideoEncodeAV1CapabilitiesKHR>(pCapabilities->pNext);
1115
1116     switch (pVideoProfile->videoCodecOperation) {
1117         case VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_KHR: {
1118             auto profile = lvl_find_in_chain<VkVideoDecodeH264ProfileInfoKHR>(pVideoProfile->pNext);
1119             if (profile->stdProfileIdc != STD_VIDEO_H264_PROFILE_IDC_BASELINE &&
1120                 profile->stdProfileIdc != STD_VIDEO_H264_PROFILE_IDC_MAIN) {
1121                 return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1122             }
1123
1124             caps->flags = VK_VIDEO_CAPABILITY_PROTECTED_CONTENT_BIT_KHR;
1125             caps->minBitstreamBufferOffsetAlignment = 256;
1126             caps->minBitstreamBufferSizeAlignment   = 256;
1127             caps->pictureAccessGranularity          = {16,16};
1128             caps->minCodedExtent                    = {16,16};
1129             caps->maxCodedExtent                    = {1920,1080};
1130             caps->maxDpbSlots                       = 33;
1131             caps->maxActiveReferencePictures        = 32;
1132             std::strncpy(caps->stdHeaderVersion.extensionName, VK_STD_VULKAN_VIDEO_CODEC_H264_DECODE_EXTENSION_NAME,
1133                          sizeof(caps->stdHeaderVersion.extensionName));
1134             caps->stdHeaderVersion.specVersion      = VK_STD_VULKAN_VIDEO_CODEC_H264_DECODE_SPEC_VERSION;
1135
1136             switch (pVideoProfile->chromaSubsampling) {
1137                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1138                     if (profile->pictureLayout != VK_VIDEO_DECODE_H264_PICTURE_LAYOUT_PROGRESSIVE_KHR) {
1139                         return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1140                     }
1141                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_COINCIDE_BIT_KHR;
1142                     caps_decode_h264->maxLevelIdc = STD_VIDEO_H264_LEVEL_IDC_6_2;
1143                     caps_decode_h264->fieldOffsetGranularity = {0,0};
1144                     break;
1145                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1146                     if (profile->pictureLayout != VK_VIDEO_DECODE_H264_PICTURE_LAYOUT_PROGRESSIVE_KHR &&
1147                         profile->pictureLayout != VK_VIDEO_DECODE_H264_PICTURE_LAYOUT_INTERLACED_SEPARATE_PLANES_BIT_KHR) {
1148                         return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1149                     }
1150                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_DISTINCT_BIT_KHR;
1151                     caps_decode_h264->maxLevelIdc = STD_VIDEO_H264_LEVEL_IDC_5_0;
1152                     caps_decode_h264->fieldOffsetGranularity = {0,16};
1153                     break;
1154                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1155                     if (profile->pictureLayout != VK_VIDEO_DECODE_H264_PICTURE_LAYOUT_PROGRESSIVE_KHR &&
1156                         profile->pictureLayout != VK_VIDEO_DECODE_H264_PICTURE_LAYOUT_INTERLACED_INTERLEAVED_LINES_BIT_KHR) {
1157                         return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1158                     }
1159                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_COINCIDE_BIT_KHR
1160                                        | VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_DISTINCT_BIT_KHR;
1161                     caps_decode_h264->maxLevelIdc = STD_VIDEO_H264_LEVEL_IDC_3_2;
1162                     caps_decode_h264->fieldOffsetGranularity = {0,1};
1163                     break;
1164                 default:
1165                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1166             }
1167             break;
1168         }
1169         case VK_VIDEO_CODEC_OPERATION_DECODE_H265_BIT_KHR: {
1170             auto profile = lvl_find_in_chain<VkVideoDecodeH265ProfileInfoKHR>(pVideoProfile->pNext);
1171             if (profile->stdProfileIdc != STD_VIDEO_H265_PROFILE_IDC_MAIN) {
1172                 return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1173             }
1174
1175             caps->flags = VK_VIDEO_CAPABILITY_SEPARATE_REFERENCE_IMAGES_BIT_KHR;
1176             caps->minBitstreamBufferOffsetAlignment = 64;
1177             caps->minBitstreamBufferSizeAlignment   = 64;
1178             caps->pictureAccessGranularity          = {32,32};
1179             caps->minCodedExtent                    = {48,48};
1180             caps->maxCodedExtent                    = {3840,2160};
1181             caps->maxDpbSlots                       = 16;
1182             caps->maxActiveReferencePictures        = 15;
1183             std::strncpy(caps->stdHeaderVersion.extensionName, VK_STD_VULKAN_VIDEO_CODEC_H265_DECODE_EXTENSION_NAME,
1184                          sizeof(caps->stdHeaderVersion.extensionName));
1185             caps->stdHeaderVersion.specVersion      = VK_STD_VULKAN_VIDEO_CODEC_H265_DECODE_SPEC_VERSION;
1186
1187             switch (pVideoProfile->chromaSubsampling) {
1188                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1189                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_COINCIDE_BIT_KHR;
1190                     caps_decode_h265->maxLevelIdc = STD_VIDEO_H265_LEVEL_IDC_6_0;
1191                     break;
1192                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1193                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_DISTINCT_BIT_KHR;
1194                     caps_decode_h265->maxLevelIdc = STD_VIDEO_H265_LEVEL_IDC_5_2;
1195                     break;
1196                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1197                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_COINCIDE_BIT_KHR
1198                                        | VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_DISTINCT_BIT_KHR;
1199                     caps_decode_h265->maxLevelIdc = STD_VIDEO_H265_LEVEL_IDC_4_1;
1200                     break;
1201                 default:
1202                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1203             }
1204             break;
1205         }
1206         case VK_VIDEO_CODEC_OPERATION_DECODE_AV1_BIT_KHR: {
1207             auto profile = lvl_find_in_chain<VkVideoDecodeAV1ProfileInfoKHR>(pVideoProfile->pNext);
1208             if (profile->stdProfile != STD_VIDEO_AV1_PROFILE_MAIN) {
1209                 return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1210             }
1211
1212             caps->flags = VK_VIDEO_CAPABILITY_PROTECTED_CONTENT_BIT_KHR;
1213             caps->minBitstreamBufferOffsetAlignment = 256;
1214             caps->minBitstreamBufferSizeAlignment   = 256;
1215             caps->pictureAccessGranularity          = {16,16};
1216             caps->minCodedExtent                    = {16,16};
1217             caps->maxCodedExtent                    = {1920,1080};
1218             caps->maxDpbSlots                       = 8;
1219             caps->maxActiveReferencePictures        = 7;
1220             std::strncpy(caps->stdHeaderVersion.extensionName, VK_STD_VULKAN_VIDEO_CODEC_AV1_DECODE_EXTENSION_NAME,
1221                          sizeof(caps->stdHeaderVersion.extensionName));
1222             caps->stdHeaderVersion.specVersion      = VK_STD_VULKAN_VIDEO_CODEC_AV1_DECODE_SPEC_VERSION;
1223
1224             switch (pVideoProfile->chromaSubsampling) {
1225                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1226                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_COINCIDE_BIT_KHR;
1227                     caps_decode_av1->maxLevel = STD_VIDEO_AV1_LEVEL_6_2;
1228                     break;
1229                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1230                     if (profile->filmGrainSupport) {
1231                         return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1232                     }
1233                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_DISTINCT_BIT_KHR;
1234                     caps_decode_av1->maxLevel = STD_VIDEO_AV1_LEVEL_5_0;
1235                     break;
1236                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1237                     caps_decode->flags = VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_COINCIDE_BIT_KHR
1238                                        | VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_DISTINCT_BIT_KHR;
1239                     caps_decode_av1->maxLevel = STD_VIDEO_AV1_LEVEL_3_2;
1240                     break;
1241                 default:
1242                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1243             }
1244             break;
1245         }
1246         case VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_KHR: {
1247             auto profile = lvl_find_in_chain<VkVideoEncodeH264ProfileInfoKHR>(pVideoProfile->pNext);
1248             if (profile->stdProfileIdc != STD_VIDEO_H264_PROFILE_IDC_BASELINE) {
1249                 return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1250             }
1251
1252             caps->flags = VK_VIDEO_CAPABILITY_SEPARATE_REFERENCE_IMAGES_BIT_KHR;
1253             caps->minBitstreamBufferOffsetAlignment = 4096;
1254             caps->minBitstreamBufferSizeAlignment   = 4096;
1255             caps->pictureAccessGranularity          = {16,16};
1256             caps->minCodedExtent                    = {160,128};
1257             caps->maxCodedExtent                    = {1920,1080};
1258             caps->maxDpbSlots                       = 10;
1259             caps->maxActiveReferencePictures        = 4;
1260             std::strncpy(caps->stdHeaderVersion.extensionName, VK_STD_VULKAN_VIDEO_CODEC_H264_ENCODE_EXTENSION_NAME,
1261                          sizeof(caps->stdHeaderVersion.extensionName));
1262             caps->stdHeaderVersion.specVersion      = VK_STD_VULKAN_VIDEO_CODEC_H264_ENCODE_SPEC_VERSION;
1263
1264             switch (pVideoProfile->chromaSubsampling) {
1265                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1266                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_PRECEDING_EXTERNALLY_ENCODED_BYTES_BIT_KHR
1267                                        | VK_VIDEO_ENCODE_CAPABILITY_QUANTIZATION_DELTA_MAP_BIT_KHR
1268                                        | VK_VIDEO_ENCODE_CAPABILITY_EMPHASIS_MAP_BIT_KHR;
1269                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR
1270                                                   | VK_VIDEO_ENCODE_RATE_CONTROL_MODE_CBR_BIT_KHR
1271                                                   | VK_VIDEO_ENCODE_RATE_CONTROL_MODE_VBR_BIT_KHR;
1272                     caps_encode->maxRateControlLayers = 4;
1273                     caps_encode->maxBitrate = 800000000;
1274                     caps_encode->maxQualityLevels = 4;
1275                     caps_encode->encodeInputPictureGranularity = {16,16};
1276                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1277                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR
1278                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_HAS_OVERRIDES_BIT_KHR;
1279                     caps_encode_h264->flags = VK_VIDEO_ENCODE_H264_CAPABILITY_HRD_COMPLIANCE_BIT_KHR
1280                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_PREDICTION_WEIGHT_TABLE_GENERATED_BIT_KHR
1281                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_ROW_UNALIGNED_SLICE_BIT_KHR
1282                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_B_FRAME_IN_L0_LIST_BIT_KHR
1283                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_PER_PICTURE_TYPE_MIN_MAX_QP_BIT_KHR
1284                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_GENERATE_PREFIX_NALU_BIT_KHR;
1285                     caps_encode_h264->maxLevelIdc = STD_VIDEO_H264_LEVEL_IDC_6_2;
1286                     caps_encode_h264->maxSliceCount = 8;
1287                     caps_encode_h264->maxPPictureL0ReferenceCount = 4;
1288                     caps_encode_h264->maxBPictureL0ReferenceCount = 3;
1289                     caps_encode_h264->maxL1ReferenceCount = 2;
1290                     caps_encode_h264->maxTemporalLayerCount = 4;
1291                     caps_encode_h264->expectDyadicTemporalLayerPattern = VK_FALSE;
1292                     caps_encode_h264->minQp = 0;
1293                     caps_encode_h264->maxQp = 51;
1294                     caps_encode_h264->prefersGopRemainingFrames = VK_FALSE;
1295                     caps_encode_h264->requiresGopRemainingFrames = VK_FALSE;
1296
1297                     if (caps_encode_quantization_map) {
1298                         caps_encode_quantization_map->maxQuantizationMapExtent = {(caps->maxCodedExtent.width + 15) / 16,
1299                                                                                   (caps->maxCodedExtent.height + 15) / 16};
1300                     }
1301
1302                     if (caps_encode_h264_quantization_map) {
1303                         caps_encode_h264_quantization_map->minQpDelta = -26;
1304                         caps_encode_h264_quantization_map->maxQpDelta = +25;
1305                     }
1306                     break;
1307                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1308                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_PRECEDING_EXTERNALLY_ENCODED_BYTES_BIT_KHR
1309                                        | VK_VIDEO_ENCODE_CAPABILITY_EMPHASIS_MAP_BIT_KHR;
1310                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR
1311                                                   | VK_VIDEO_ENCODE_RATE_CONTROL_MODE_VBR_BIT_KHR;
1312                     caps_encode->maxRateControlLayers = 1;
1313                     caps_encode->maxBitrate = 480000000;
1314                     caps_encode->maxQualityLevels = 3;
1315                     caps_encode->encodeInputPictureGranularity = {32,32};
1316                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1317                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR;
1318                     caps_encode_h264->flags = VK_VIDEO_ENCODE_H264_CAPABILITY_DIFFERENT_SLICE_TYPE_BIT_KHR
1319                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_PER_SLICE_CONSTANT_QP_BIT_KHR
1320                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_GENERATE_PREFIX_NALU_BIT_KHR;
1321                     caps_encode_h264->maxLevelIdc = STD_VIDEO_H264_LEVEL_IDC_6_1;
1322                     caps_encode_h264->maxSliceCount = 4;
1323                     caps_encode_h264->maxPPictureL0ReferenceCount = 4;
1324                     caps_encode_h264->maxBPictureL0ReferenceCount = 0;
1325                     caps_encode_h264->maxL1ReferenceCount = 0;
1326                     caps_encode_h264->maxTemporalLayerCount = 4;
1327                     caps_encode_h264->expectDyadicTemporalLayerPattern = VK_TRUE;
1328                     caps_encode_h264->minQp = 0;
1329                     caps_encode_h264->maxQp = 30;
1330                     caps_encode_h264->prefersGopRemainingFrames = VK_TRUE;
1331                     caps_encode_h264->requiresGopRemainingFrames = VK_FALSE;
1332
1333                     if (caps_encode_quantization_map) {
1334                         caps_encode_quantization_map->maxQuantizationMapExtent = {(caps->maxCodedExtent.width + 15) / 16,
1335                                                                                   (caps->maxCodedExtent.height + 15) / 16};
1336                     }
1337
1338                     if (caps_encode_h264_quantization_map) {
1339                         caps_encode_h264_quantization_map->minQpDelta = 0;
1340                         caps_encode_h264_quantization_map->maxQpDelta = 0;
1341                     }
1342                     break;
1343                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1344                     caps_encode->flags = 0;
1345                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_CBR_BIT_KHR;
1346                     caps_encode->maxRateControlLayers = 1;
1347                     caps_encode->maxBitrate = 240000000;
1348                     caps_encode->maxQualityLevels = 1;
1349                     caps_encode->encodeInputPictureGranularity = {1,1};
1350                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1351                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR;
1352                     caps_encode_h264->flags = VK_VIDEO_ENCODE_H264_CAPABILITY_ROW_UNALIGNED_SLICE_BIT_KHR
1353                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_B_FRAME_IN_L1_LIST_BIT_KHR
1354                                             | VK_VIDEO_ENCODE_H264_CAPABILITY_PER_PICTURE_TYPE_MIN_MAX_QP_BIT_KHR;
1355                     caps_encode_h264->maxLevelIdc = STD_VIDEO_H264_LEVEL_IDC_5_1;
1356                     caps_encode_h264->maxSliceCount = 1;
1357                     caps_encode_h264->maxPPictureL0ReferenceCount = 0;
1358                     caps_encode_h264->maxBPictureL0ReferenceCount = 2;
1359                     caps_encode_h264->maxL1ReferenceCount = 2;
1360                     caps_encode_h264->maxTemporalLayerCount = 1;
1361                     caps_encode_h264->expectDyadicTemporalLayerPattern = VK_FALSE;
1362                     caps_encode_h264->minQp = 5;
1363                     caps_encode_h264->maxQp = 40;
1364                     caps_encode_h264->prefersGopRemainingFrames = VK_TRUE;
1365                     caps_encode_h264->requiresGopRemainingFrames = VK_TRUE;
1366
1367                     if (caps_encode_quantization_map) {
1368                         caps_encode_quantization_map->maxQuantizationMapExtent = {0, 0};
1369                     }
1370
1371                     if (caps_encode_h264_quantization_map) {
1372                         caps_encode_h264_quantization_map->minQpDelta = 0;
1373                         caps_encode_h264_quantization_map->maxQpDelta = 0;
1374                     }
1375                     break;
1376                 default:
1377                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1378             }
1379             break;
1380         }
1381         case VK_VIDEO_CODEC_OPERATION_ENCODE_H265_BIT_KHR: {
1382             auto profile = lvl_find_in_chain<VkVideoEncodeH265ProfileInfoKHR>(pVideoProfile->pNext);
1383             if (profile->stdProfileIdc != STD_VIDEO_H265_PROFILE_IDC_MAIN) {
1384                 return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1385             }
1386
1387             caps->flags = VK_VIDEO_CAPABILITY_PROTECTED_CONTENT_BIT_KHR;
1388             caps->minBitstreamBufferOffsetAlignment = 1;
1389             caps->minBitstreamBufferSizeAlignment   = 1;
1390             caps->pictureAccessGranularity          = {8,8};
1391             caps->minCodedExtent                    = {64,48};
1392             caps->maxCodedExtent                    = {4096,2560};
1393             caps->maxDpbSlots                       = 8;
1394             caps->maxActiveReferencePictures        = 2;
1395             std::strncpy(caps->stdHeaderVersion.extensionName, VK_STD_VULKAN_VIDEO_CODEC_H265_ENCODE_EXTENSION_NAME, sizeof(caps->stdHeaderVersion.extensionName));
1396             caps->stdHeaderVersion.specVersion      = VK_STD_VULKAN_VIDEO_CODEC_H265_ENCODE_SPEC_VERSION;
1397
1398             switch (pVideoProfile->chromaSubsampling) {
1399                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1400                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_EMPHASIS_MAP_BIT_KHR;
1401                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_CBR_BIT_KHR;
1402                     caps_encode->maxRateControlLayers = 1;
1403                     caps_encode->maxBitrate = 800000000;
1404                     caps_encode->maxQualityLevels = 1;
1405                     caps_encode->encodeInputPictureGranularity = {64,64};
1406                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1407                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR;
1408                     caps_encode_h265->flags = VK_VIDEO_ENCODE_H265_CAPABILITY_HRD_COMPLIANCE_BIT_KHR
1409                                             | VK_VIDEO_ENCODE_H265_CAPABILITY_PREDICTION_WEIGHT_TABLE_GENERATED_BIT_KHR
1410                                             | VK_VIDEO_ENCODE_H265_CAPABILITY_ROW_UNALIGNED_SLICE_SEGMENT_BIT_KHR
1411                                             | VK_VIDEO_ENCODE_H265_CAPABILITY_B_FRAME_IN_L0_LIST_BIT_KHR
1412                                             | VK_VIDEO_ENCODE_H265_CAPABILITY_PER_SLICE_SEGMENT_CONSTANT_QP_BIT_KHR
1413                                             | VK_VIDEO_ENCODE_H265_CAPABILITY_MULTIPLE_SLICE_SEGMENTS_PER_TILE_BIT_KHR;
1414                     caps_encode_h265->maxLevelIdc = STD_VIDEO_H265_LEVEL_IDC_6_2;
1415                     caps_encode_h265->maxSliceSegmentCount = 8;
1416                     caps_encode_h265->maxTiles = {1,1};
1417                     caps_encode_h265->ctbSizes = VK_VIDEO_ENCODE_H265_CTB_SIZE_32_BIT_KHR
1418                                                | VK_VIDEO_ENCODE_H265_CTB_SIZE_64_BIT_KHR;
1419                     caps_encode_h265->transformBlockSizes = VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_4_BIT_KHR
1420                                                           | VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_8_BIT_KHR
1421                                                           | VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_32_BIT_KHR;
1422                     caps_encode_h265->maxPPictureL0ReferenceCount = 4;
1423                     caps_encode_h265->maxBPictureL0ReferenceCount = 3;
1424                     caps_encode_h265->maxL1ReferenceCount = 2;
1425                     caps_encode_h265->maxSubLayerCount = 1;
1426                     caps_encode_h265->expectDyadicTemporalSubLayerPattern = VK_FALSE;
1427                     caps_encode_h265->minQp = 16;
1428                     caps_encode_h265->maxQp = 32;
1429                     caps_encode_h265->prefersGopRemainingFrames = VK_FALSE;
1430                     caps_encode_h265->requiresGopRemainingFrames = VK_FALSE;
1431
1432                     if (caps_encode_quantization_map) {
1433                         caps_encode_quantization_map->maxQuantizationMapExtent = {(caps->maxCodedExtent.width + 3) / 4,
1434                                                                                   (caps->maxCodedExtent.height + 3) / 4};
1435                     }
1436
1437                     if (caps_encode_h265_quantization_map) {
1438                         caps_encode_h265_quantization_map->minQpDelta = -16;
1439                         caps_encode_h265_quantization_map->maxQpDelta = +15;
1440                     }
1441                     break;
1442                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1443                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_QUANTIZATION_DELTA_MAP_BIT_KHR;
1444                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR;
1445                     caps_encode->maxRateControlLayers = 0;
1446                     caps_encode->maxBitrate = 480000000;
1447                     caps_encode->maxQualityLevels = 2;
1448                     caps_encode->encodeInputPictureGranularity = {32,32};
1449                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1450                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR;
1451                     caps_encode_h265->flags = VK_VIDEO_ENCODE_H265_CAPABILITY_DIFFERENT_SLICE_SEGMENT_TYPE_BIT_KHR;
1452                     caps_encode_h265->maxLevelIdc = STD_VIDEO_H265_LEVEL_IDC_6_1;
1453                     caps_encode_h265->maxSliceSegmentCount = 4;
1454                     caps_encode_h265->maxTiles = {2,2};
1455                     caps_encode_h265->ctbSizes = VK_VIDEO_ENCODE_H265_CTB_SIZE_16_BIT_KHR
1456                                                | VK_VIDEO_ENCODE_H265_CTB_SIZE_64_BIT_KHR;
1457                     caps_encode_h265->transformBlockSizes = VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_8_BIT_KHR
1458                                                           | VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_16_BIT_KHR
1459                                                           | VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_32_BIT_KHR;
1460                     caps_encode_h265->maxPPictureL0ReferenceCount = 4;
1461                     caps_encode_h265->maxBPictureL0ReferenceCount = 0;
1462                     caps_encode_h265->maxL1ReferenceCount = 0;
1463                     caps_encode_h265->maxSubLayerCount = 1;
1464                     caps_encode_h265->expectDyadicTemporalSubLayerPattern = VK_FALSE;
1465                     caps_encode_h265->minQp = 0;
1466                     caps_encode_h265->maxQp = 51;
1467                     caps_encode_h265->prefersGopRemainingFrames = VK_TRUE;
1468                     caps_encode_h265->requiresGopRemainingFrames = VK_FALSE;
1469
1470                     if (caps_encode_quantization_map) {
1471                         caps_encode_quantization_map->maxQuantizationMapExtent = {(caps->maxCodedExtent.width + 31) / 32,
1472                                                                                   (caps->maxCodedExtent.height + 31) / 32};
1473                     }
1474
1475                     if (caps_encode_h265_quantization_map) {
1476                         caps_encode_h265_quantization_map->minQpDelta = 0;
1477                         caps_encode_h265_quantization_map->maxQpDelta = 0;
1478                     }
1479                     break;
1480                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1481                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_PRECEDING_EXTERNALLY_ENCODED_BYTES_BIT_KHR;
1482                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR
1483                                                   | VK_VIDEO_ENCODE_RATE_CONTROL_MODE_CBR_BIT_KHR
1484                                                   | VK_VIDEO_ENCODE_RATE_CONTROL_MODE_VBR_BIT_KHR;
1485                     caps_encode->maxRateControlLayers = 2;
1486                     caps_encode->maxBitrate = 240000000;
1487                     caps_encode->maxQualityLevels = 3;
1488                     caps_encode->encodeInputPictureGranularity = {16,16};
1489                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1490                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR
1491                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_HAS_OVERRIDES_BIT_KHR;
1492                     caps_encode_h265->flags = VK_VIDEO_ENCODE_H265_CAPABILITY_B_FRAME_IN_L1_LIST_BIT_KHR
1493                                             | VK_VIDEO_ENCODE_H265_CAPABILITY_PER_PICTURE_TYPE_MIN_MAX_QP_BIT_KHR
1494                                             | VK_VIDEO_ENCODE_H265_CAPABILITY_MULTIPLE_TILES_PER_SLICE_SEGMENT_BIT_KHR;
1495                     caps_encode_h265->maxLevelIdc = STD_VIDEO_H265_LEVEL_IDC_5_1;
1496                     caps_encode_h265->maxSliceSegmentCount = 1;
1497                     caps_encode_h265->maxTiles = {2,2};
1498                     caps_encode_h265->ctbSizes = VK_VIDEO_ENCODE_H265_CTB_SIZE_32_BIT_KHR;
1499                     caps_encode_h265->transformBlockSizes = VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_32_BIT_KHR;
1500                     caps_encode_h265->maxPPictureL0ReferenceCount = 0;
1501                     caps_encode_h265->maxBPictureL0ReferenceCount = 2;
1502                     caps_encode_h265->maxL1ReferenceCount = 2;
1503                     caps_encode_h265->maxSubLayerCount = 4;
1504                     caps_encode_h265->expectDyadicTemporalSubLayerPattern = VK_TRUE;
1505                     caps_encode_h265->minQp = 16;
1506                     caps_encode_h265->maxQp = 51;
1507                     caps_encode_h265->prefersGopRemainingFrames = VK_TRUE;
1508                     caps_encode_h265->requiresGopRemainingFrames = VK_TRUE;
1509
1510                     if (caps_encode_quantization_map) {
1511                         caps_encode_quantization_map->maxQuantizationMapExtent = {0, 0};
1512                     }
1513
1514                     if (caps_encode_h265_quantization_map) {
1515                         caps_encode_h265_quantization_map->minQpDelta = 0;
1516                         caps_encode_h265_quantization_map->maxQpDelta = 0;
1517                     }
1518                     break;
1519                 default:
1520                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1521             }
1522             break;
1523         }
1524         case VK_VIDEO_CODEC_OPERATION_ENCODE_AV1_BIT_KHR: {
1525             auto profile = lvl_find_in_chain<VkVideoEncodeAV1ProfileInfoKHR>(pVideoProfile->pNext);
1526             if (profile->stdProfile != STD_VIDEO_AV1_PROFILE_MAIN) {
1527                 return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1528             }
1529
1530             caps->flags = VK_VIDEO_CAPABILITY_PROTECTED_CONTENT_BIT_KHR;
1531             caps->minBitstreamBufferOffsetAlignment = 1;
1532             caps->minBitstreamBufferSizeAlignment   = 1;
1533             caps->pictureAccessGranularity          = {8,8};
1534             caps->minCodedExtent                    = {192,128};
1535             caps->maxCodedExtent                    = {4096,2560};
1536             caps->maxDpbSlots                       = 8;
1537             caps->maxActiveReferencePictures        = 2;
1538             std::strncpy(caps->stdHeaderVersion.extensionName, VK_STD_VULKAN_VIDEO_CODEC_AV1_ENCODE_EXTENSION_NAME, sizeof(caps->stdHeaderVersion.extensionName));
1539             caps->stdHeaderVersion.specVersion      = VK_STD_VULKAN_VIDEO_CODEC_AV1_ENCODE_SPEC_VERSION;
1540
1541             switch (pVideoProfile->chromaSubsampling) {
1542                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1543                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_QUANTIZATION_DELTA_MAP_BIT_KHR
1544                                        | VK_VIDEO_ENCODE_CAPABILITY_EMPHASIS_MAP_BIT_KHR;
1545                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_CBR_BIT_KHR;
1546                     caps_encode->maxRateControlLayers = 1;
1547                     caps_encode->maxBitrate = 800000000;
1548                     caps_encode->maxQualityLevels = 1;
1549                     caps_encode->encodeInputPictureGranularity = {64,64};
1550                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1551                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR;
1552                     caps_encode_av1->flags = VK_VIDEO_ENCODE_AV1_CAPABILITY_PRIMARY_REFERENCE_CDF_ONLY_BIT_KHR;
1553                     caps_encode_av1->maxLevel = STD_VIDEO_AV1_LEVEL_6_2;
1554                     caps_encode_av1->maxTiles = {1,1};
1555                     caps_encode_av1->minTileSize = {64,64};
1556                     caps_encode_av1->maxTileSize = {4096,2560};
1557                     caps_encode_av1->superblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_64_BIT_KHR;
1558                     caps_encode_av1->maxSingleReferenceCount = 1;
1559                     caps_encode_av1->singleReferenceNameMask = 0x7B;
1560                     caps_encode_av1->maxUnidirectionalCompoundReferenceCount = 0;
1561                     caps_encode_av1->maxUnidirectionalCompoundGroup1ReferenceCount = 0;
1562                     caps_encode_av1->unidirectionalCompoundReferenceNameMask = 0x00;
1563                     caps_encode_av1->maxBidirectionalCompoundReferenceCount = 0;
1564                     caps_encode_av1->maxBidirectionalCompoundGroup1ReferenceCount = 0;
1565                     caps_encode_av1->maxBidirectionalCompoundGroup2ReferenceCount = 0;
1566                     caps_encode_av1->bidirectionalCompoundReferenceNameMask = 0x00;
1567                     caps_encode_av1->maxTemporalLayerCount = 1;
1568                     caps_encode_av1->maxSpatialLayerCount = 1;
1569                     caps_encode_av1->maxOperatingPoints = 1;
1570                     caps_encode_av1->minQIndex = 32;
1571                     caps_encode_av1->maxQIndex = 128;
1572                     caps_encode_av1->prefersGopRemainingFrames = VK_FALSE;
1573                     caps_encode_av1->requiresGopRemainingFrames = VK_FALSE;
1574
1575                     if (caps_encode_quantization_map) {
1576                         caps_encode_quantization_map->maxQuantizationMapExtent = {(caps->maxCodedExtent.width + 7) / 8,
1577                                                                                   (caps->maxCodedExtent.height + 7) / 8};
1578                     }
1579
1580                     if (caps_encode_av1_quantization_map) {
1581                         caps_encode_av1_quantization_map->minQIndexDelta = -64;
1582                         caps_encode_av1_quantization_map->maxQIndexDelta = +64;
1583                     }
1584                     break;
1585                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1586                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_QUANTIZATION_DELTA_MAP_BIT_KHR;
1587                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR;
1588                     caps_encode->maxRateControlLayers = 0;
1589                     caps_encode->maxBitrate = 480000000;
1590                     caps_encode->maxQualityLevels = 2;
1591                     caps_encode->encodeInputPictureGranularity = {32,32};
1592                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1593                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR;
1594                     caps_encode_av1->flags = VK_VIDEO_ENCODE_AV1_CAPABILITY_PRIMARY_REFERENCE_CDF_ONLY_BIT_KHR
1595                                            | VK_VIDEO_ENCODE_AV1_CAPABILITY_GENERATE_OBU_EXTENSION_HEADER_BIT_KHR
1596                                            | VK_VIDEO_ENCODE_AV1_CAPABILITY_FRAME_SIZE_OVERRIDE_BIT_KHR;
1597                     caps_encode_av1->maxLevel = STD_VIDEO_AV1_LEVEL_6_1;
1598                     caps_encode_av1->maxTiles = {2,2};
1599                     caps_encode_av1->minTileSize = {128,128};
1600                     caps_encode_av1->maxTileSize = {4096,2048};
1601                     caps_encode_av1->superblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_64_BIT_KHR
1602                                                      | VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_128_BIT_KHR;
1603                     caps_encode_av1->maxSingleReferenceCount = 0;
1604                     caps_encode_av1->singleReferenceNameMask = 0x00;
1605                     caps_encode_av1->maxUnidirectionalCompoundReferenceCount = 2;
1606                     caps_encode_av1->maxUnidirectionalCompoundGroup1ReferenceCount = 2;
1607                     caps_encode_av1->unidirectionalCompoundReferenceNameMask = 0x5F;
1608                     caps_encode_av1->maxBidirectionalCompoundReferenceCount = 2;
1609                     caps_encode_av1->maxBidirectionalCompoundGroup1ReferenceCount = 2;
1610                     caps_encode_av1->maxBidirectionalCompoundGroup2ReferenceCount = 2;
1611                     caps_encode_av1->bidirectionalCompoundReferenceNameMask = 0x5F;
1612                     caps_encode_av1->maxTemporalLayerCount = 4;
1613                     caps_encode_av1->maxSpatialLayerCount = 1;
1614                     caps_encode_av1->maxOperatingPoints = 4;
1615                     caps_encode_av1->minQIndex = 0;
1616                     caps_encode_av1->maxQIndex = 255;
1617                     caps_encode_av1->prefersGopRemainingFrames = VK_TRUE;
1618                     caps_encode_av1->requiresGopRemainingFrames = VK_FALSE;
1619
1620                     if (caps_encode_quantization_map) {
1621                         caps_encode_quantization_map->maxQuantizationMapExtent = {(caps->maxCodedExtent.width + 63) / 64,
1622                                                                                   (caps->maxCodedExtent.height + 63) / 64};
1623                     }
1624
1625                     if (caps_encode_av1_quantization_map) {
1626                         caps_encode_av1_quantization_map->minQIndexDelta = -255;
1627                         caps_encode_av1_quantization_map->maxQIndexDelta = +255;
1628                     }
1629                     break;
1630                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1631                     caps_encode->flags = VK_VIDEO_ENCODE_CAPABILITY_PRECEDING_EXTERNALLY_ENCODED_BYTES_BIT_KHR
1632                                        | VK_VIDEO_ENCODE_CAPABILITY_EMPHASIS_MAP_BIT_KHR;
1633                     caps_encode->rateControlModes = VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR
1634                                                   | VK_VIDEO_ENCODE_RATE_CONTROL_MODE_CBR_BIT_KHR
1635                                                   | VK_VIDEO_ENCODE_RATE_CONTROL_MODE_VBR_BIT_KHR;
1636                     caps_encode->maxRateControlLayers = 2;
1637                     caps_encode->maxBitrate = 240000000;
1638                     caps_encode->maxQualityLevels = 3;
1639                     caps_encode->encodeInputPictureGranularity = {16,16};
1640                     caps_encode->supportedEncodeFeedbackFlags = VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BUFFER_OFFSET_BIT_KHR
1641                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_BYTES_WRITTEN_BIT_KHR
1642                                                               | VK_VIDEO_ENCODE_FEEDBACK_BITSTREAM_HAS_OVERRIDES_BIT_KHR;
1643                     caps_encode_av1->flags = VK_VIDEO_ENCODE_AV1_CAPABILITY_PER_RATE_CONTROL_GROUP_MIN_MAX_Q_INDEX_BIT_KHR
1644                                            | VK_VIDEO_ENCODE_AV1_CAPABILITY_FRAME_SIZE_OVERRIDE_BIT_KHR
1645                                            | VK_VIDEO_ENCODE_AV1_CAPABILITY_MOTION_VECTOR_SCALING_BIT_KHR;
1646                     caps_encode_av1->maxLevel = STD_VIDEO_AV1_LEVEL_5_1;
1647                     caps_encode_av1->maxTiles = {4,4};
1648                     caps_encode_av1->minTileSize = {128,128};
1649                     caps_encode_av1->maxTileSize = {2048,2048};
1650                     caps_encode_av1->superblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_128_BIT_KHR;
1651                     caps_encode_av1->maxSingleReferenceCount = 1;
1652                     caps_encode_av1->singleReferenceNameMask = 0x5F;
1653                     caps_encode_av1->maxUnidirectionalCompoundReferenceCount = 4;
1654                     caps_encode_av1->maxUnidirectionalCompoundGroup1ReferenceCount = 4;
1655                     caps_encode_av1->unidirectionalCompoundReferenceNameMask = 0x5B;
1656                     caps_encode_av1->maxBidirectionalCompoundReferenceCount = 0;
1657                     caps_encode_av1->maxBidirectionalCompoundGroup1ReferenceCount = 0;
1658                     caps_encode_av1->maxBidirectionalCompoundGroup2ReferenceCount = 0;
1659                     caps_encode_av1->bidirectionalCompoundReferenceNameMask = 0x00;
1660                     caps_encode_av1->maxTemporalLayerCount = 4;
1661                     caps_encode_av1->maxSpatialLayerCount = 2;
1662                     caps_encode_av1->maxOperatingPoints = 2;
1663                     caps_encode_av1->minQIndex = 16;
1664                     caps_encode_av1->maxQIndex = 96;
1665                     caps_encode_av1->prefersGopRemainingFrames = VK_TRUE;
1666                     caps_encode_av1->requiresGopRemainingFrames = VK_TRUE;
1667
1668                     if (caps_encode_quantization_map) {
1669                         caps_encode_quantization_map->maxQuantizationMapExtent = {(caps->maxCodedExtent.width + 127) / 128,
1670                                                                                   (caps->maxCodedExtent.height + 127) / 128};
1671                     }
1672
1673                     if (caps_encode_av1_quantization_map) {
1674                         caps_encode_av1_quantization_map->minQIndexDelta = -64;
1675                         caps_encode_av1_quantization_map->maxQIndexDelta = +63;
1676                     }
1677                     break;
1678                 default:
1679                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1680             }
1681             break;
1682         }
1683         default:
1684             break;
1685     }
1686     return VK_SUCCESS;
1687 ''',
1688 'vkGetPhysicalDeviceVideoFormatPropertiesKHR': '''
1689     // We include some reasonable set of format combinations to cover a wide range of use cases
1690     auto profile_list = lvl_find_in_chain<VkVideoProfileListInfoKHR>(pVideoFormatInfo->pNext);
1691     if (profile_list->profileCount != 1) {
1692         return VK_ERROR_VIDEO_PROFILE_FORMAT_NOT_SUPPORTED_KHR;
1693     }
1694
1695     struct VideoFormatProperties {
1696         VkVideoFormatPropertiesKHR props;
1697         VkVideoFormatQuantizationMapPropertiesKHR props_quantization_map;
1698         VkVideoFormatH265QuantizationMapPropertiesKHR props_h265_quantization_map;
1699         VkVideoFormatAV1QuantizationMapPropertiesKHR props_av1_quantization_map;
1700     };
1701
1702     std::vector<VideoFormatProperties> format_props{};
1703
1704     VideoFormatProperties fmt = {};
1705     fmt.props.sType = VK_STRUCTURE_TYPE_VIDEO_FORMAT_PROPERTIES_KHR;
1706     fmt.props.imageCreateFlags = VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT | VK_IMAGE_CREATE_ALIAS_BIT |
1707                                  VK_IMAGE_CREATE_EXTENDED_USAGE_BIT | VK_IMAGE_CREATE_PROTECTED_BIT | VK_IMAGE_CREATE_DISJOINT_BIT;
1708     fmt.props.imageType = VK_IMAGE_TYPE_2D;
1709     fmt.props.imageTiling = VK_IMAGE_TILING_OPTIMAL;
1710     fmt.props_quantization_map.sType = VK_STRUCTURE_TYPE_VIDEO_FORMAT_QUANTIZATION_MAP_PROPERTIES_KHR;
1711     fmt.props_h265_quantization_map.sType = VK_STRUCTURE_TYPE_VIDEO_FORMAT_H265_QUANTIZATION_MAP_PROPERTIES_KHR;
1712     fmt.props_av1_quantization_map.sType = VK_STRUCTURE_TYPE_VIDEO_FORMAT_AV1_QUANTIZATION_MAP_PROPERTIES_KHR;
1713
1714     // Populate DPB and input/output formats
1715     switch (profile_list->pProfiles[0].videoCodecOperation) {
1716         case VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_KHR:
1717         case VK_VIDEO_CODEC_OPERATION_DECODE_H265_BIT_KHR:
1718         case VK_VIDEO_CODEC_OPERATION_DECODE_AV1_BIT_KHR:
1719             switch (profile_list->pProfiles[0].chromaSubsampling) {
1720                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1721                     fmt.props.format = VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
1722                     fmt.props.imageUsageFlags =
1723                         VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR;
1724                     format_props.push_back(fmt);
1725                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1726                                                 VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_STORAGE_BIT |
1727                                                 VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR | VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR |
1728                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR;
1729                     format_props.push_back(fmt);
1730                     fmt.props.format = VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM;
1731                     format_props.push_back(fmt);
1732                     break;
1733                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1734                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR;
1735                     fmt.props.format = VK_FORMAT_G8_B8R8_2PLANE_422_UNORM;
1736                     format_props.push_back(fmt);
1737                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1738                                                 VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_STORAGE_BIT |
1739                                                 VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR | VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR;
1740                     format_props.push_back(fmt);
1741                     fmt.props.format = VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16;
1742                     format_props.push_back(fmt);
1743                     break;
1744                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1745                     fmt.props.format = VK_FORMAT_G8_B8R8_2PLANE_444_UNORM;
1746                     fmt.props.imageUsageFlags =
1747                         VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR;
1748                     format_props.push_back(fmt);
1749                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1750                                                 VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_STORAGE_BIT |
1751                                                 VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR | VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR |
1752                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR;
1753                     format_props.push_back(fmt);
1754                     break;
1755                 default:
1756                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1757             }
1758             break;
1759         case VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_KHR:
1760         case VK_VIDEO_CODEC_OPERATION_ENCODE_H265_BIT_KHR:
1761         case VK_VIDEO_CODEC_OPERATION_ENCODE_AV1_BIT_KHR:
1762             switch (profile_list->pProfiles[0].chromaSubsampling) {
1763                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1764                     fmt.props.format = VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
1765                     fmt.props.imageUsageFlags =
1766                         VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_VIDEO_ENCODE_DPB_BIT_KHR;
1767                     format_props.push_back(fmt);
1768                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1769                                                 VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_STORAGE_BIT |
1770                                                 VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR | VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR;
1771                     format_props.push_back(fmt);
1772                     fmt.props.format = VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM;
1773                     format_props.push_back(fmt);
1774                     break;
1775                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1776                     fmt.props.format = VK_FORMAT_G8_B8R8_2PLANE_422_UNORM;
1777                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_VIDEO_ENCODE_DPB_BIT_KHR;
1778                     format_props.push_back(fmt);
1779                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1780                                                 VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_STORAGE_BIT |
1781                                                 VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR | VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR;
1782                     format_props.push_back(fmt);
1783                     fmt.props.format = VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16;
1784                     format_props.push_back(fmt);
1785                     break;
1786                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1787                     fmt.props.format = VK_FORMAT_G8_B8R8_2PLANE_444_UNORM;
1788                     fmt.props.imageUsageFlags =
1789                         VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_VIDEO_ENCODE_DPB_BIT_KHR;
1790                     format_props.push_back(fmt);
1791                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1792                                                 VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_STORAGE_BIT |
1793                                                 VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR | VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR;
1794                     format_props.push_back(fmt);
1795                     break;
1796                 default:
1797                     return VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR;
1798             }
1799             break;
1800
1801         default:
1802             break;
1803     }
1804
1805     // Populate quantization map formats
1806     fmt.props.imageCreateFlags = VK_IMAGE_CREATE_PROTECTED_BIT;
1807     fmt.props.imageTiling = VK_IMAGE_TILING_LINEAR;
1808     switch (profile_list->pProfiles[0].videoCodecOperation) {
1809         case VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_KHR:
1810             switch (profile_list->pProfiles[0].chromaSubsampling) {
1811                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1812                     fmt.props.format = VK_FORMAT_R32_SINT;
1813                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1814                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_QUANTIZATION_DELTA_MAP_BIT_KHR;
1815                     fmt.props_quantization_map.quantizationMapTexelSize = {16, 16};
1816                     format_props.push_back(fmt);
1817                     fmt.props.format = VK_FORMAT_R8_UNORM;
1818                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1819                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_EMPHASIS_MAP_BIT_KHR;
1820                     format_props.push_back(fmt);
1821                     break;
1822                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1823                     fmt.props.format = VK_FORMAT_R8_UNORM;
1824                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1825                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_EMPHASIS_MAP_BIT_KHR;
1826                     fmt.props_quantization_map.quantizationMapTexelSize = {16, 16};
1827                     format_props.push_back(fmt);
1828                     break;
1829                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1830                     break;
1831                 default:
1832                     break;
1833             }
1834             break;
1835         case VK_VIDEO_CODEC_OPERATION_ENCODE_H265_BIT_KHR:
1836             switch (profile_list->pProfiles[0].chromaSubsampling) {
1837                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1838                     fmt.props.format = VK_FORMAT_R8_UNORM;
1839                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1840                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_EMPHASIS_MAP_BIT_KHR;
1841                     fmt.props_quantization_map.quantizationMapTexelSize = {4, 4};
1842                     fmt.props_h265_quantization_map.compatibleCtbSizes =
1843                         VK_VIDEO_ENCODE_H265_CTB_SIZE_32_BIT_KHR | VK_VIDEO_ENCODE_H265_CTB_SIZE_64_BIT_KHR;
1844                     format_props.push_back(fmt);
1845                     fmt.props_quantization_map.quantizationMapTexelSize = {8, 8};
1846                     format_props.push_back(fmt);
1847                     fmt.props_quantization_map.quantizationMapTexelSize = {32, 32};
1848                     format_props.push_back(fmt);
1849                     fmt.props_quantization_map.quantizationMapTexelSize = {64, 64};
1850                     fmt.props_h265_quantization_map.compatibleCtbSizes = VK_VIDEO_ENCODE_H265_CTB_SIZE_64_BIT_KHR;
1851                     format_props.push_back(fmt);
1852                     break;
1853                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1854                     fmt.props.format = VK_FORMAT_R32_SINT;
1855                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1856                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_QUANTIZATION_DELTA_MAP_BIT_KHR;
1857                     fmt.props_quantization_map.quantizationMapTexelSize = {32, 32};
1858                     fmt.props_h265_quantization_map.compatibleCtbSizes =
1859                         VK_VIDEO_ENCODE_H265_CTB_SIZE_32_BIT_KHR | VK_VIDEO_ENCODE_H265_CTB_SIZE_64_BIT_KHR;
1860                     format_props.push_back(fmt);
1861                     fmt.props_quantization_map.quantizationMapTexelSize = {64, 64};
1862                     fmt.props_h265_quantization_map.compatibleCtbSizes = VK_VIDEO_ENCODE_H265_CTB_SIZE_64_BIT_KHR;
1863                     format_props.push_back(fmt);
1864                     break;
1865                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1866                     break;
1867                 default:
1868                     break;
1869             }
1870             break;
1871         case VK_VIDEO_CODEC_OPERATION_ENCODE_AV1_BIT_KHR:
1872             switch (profile_list->pProfiles[0].chromaSubsampling) {
1873                 case VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR:
1874                     fmt.props.format = VK_FORMAT_R32_SINT;
1875                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1876                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_QUANTIZATION_DELTA_MAP_BIT_KHR;
1877                     fmt.props_quantization_map.quantizationMapTexelSize = {8, 8};
1878                     fmt.props_av1_quantization_map.compatibleSuperblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_64_BIT_KHR;
1879                     format_props.push_back(fmt);
1880                     fmt.props.format = VK_FORMAT_R8_UNORM;
1881                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1882                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_EMPHASIS_MAP_BIT_KHR;
1883                     fmt.props_quantization_map.quantizationMapTexelSize = {64, 64};
1884                     fmt.props_av1_quantization_map.compatibleSuperblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_64_BIT_KHR;
1885                     format_props.push_back(fmt);
1886                     break;
1887                 case VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR:
1888                     fmt.props.format = VK_FORMAT_R32_SINT;
1889                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1890                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_QUANTIZATION_DELTA_MAP_BIT_KHR;
1891                     fmt.props_quantization_map.quantizationMapTexelSize = {64, 64};
1892                     fmt.props_av1_quantization_map.compatibleSuperblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_64_BIT_KHR;
1893                     format_props.push_back(fmt);
1894                     fmt.props_quantization_map.quantizationMapTexelSize = {128, 128};
1895                     fmt.props_av1_quantization_map.compatibleSuperblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_128_BIT_KHR;
1896                     format_props.push_back(fmt);
1897                     break;
1898                 case VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR:
1899                     fmt.props.format = VK_FORMAT_R8_UNORM;
1900                     fmt.props.imageUsageFlags = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT |
1901                                                 VK_IMAGE_USAGE_VIDEO_ENCODE_EMPHASIS_MAP_BIT_KHR;
1902                     fmt.props_quantization_map.quantizationMapTexelSize = {128, 128};
1903                     fmt.props_av1_quantization_map.compatibleSuperblockSizes = VK_VIDEO_ENCODE_AV1_SUPERBLOCK_SIZE_128_BIT_KHR;
1904                     format_props.push_back(fmt);
1905                     break;
1906                 default:
1907                     break;
1908             }
1909             break;
1910
1911         default:
1912             break;
1913     }
1914
1915     std::vector<VideoFormatProperties> filtered;
1916     for (const auto& format : format_props) {
1917         if ((pVideoFormatInfo->imageUsage & format.props.imageUsageFlags) == pVideoFormatInfo->imageUsage) {
1918             filtered.push_back(format);
1919         }
1920     }
1921
1922     if (pVideoFormatProperties != nullptr) {
1923         for (uint32_t i = 0; i < (std::min)(*pVideoFormatPropertyCount, (uint32_t)filtered.size()); ++i) {
1924             void* saved_pNext = pVideoFormatProperties[i].pNext;
1925             pVideoFormatProperties[i] = filtered[i].props;
1926             pVideoFormatProperties[i].pNext = saved_pNext;
1927
1928             auto* props_quantization_map = lvl_find_mod_in_chain<VkVideoFormatQuantizationMapPropertiesKHR>(saved_pNext);
1929             auto* props_h265_quantization_map = lvl_find_mod_in_chain<VkVideoFormatH265QuantizationMapPropertiesKHR>(saved_pNext);
1930             auto* props_av1_quantization_map = lvl_find_mod_in_chain<VkVideoFormatAV1QuantizationMapPropertiesKHR>(saved_pNext);
1931
1932             if (props_quantization_map != nullptr) {
1933                 saved_pNext = props_quantization_map->pNext;
1934                 *props_quantization_map = filtered[i].props_quantization_map;
1935                 props_quantization_map->pNext = saved_pNext;
1936             }
1937
1938             if (props_h265_quantization_map != nullptr) {
1939                 saved_pNext = props_h265_quantization_map->pNext;
1940                 *props_h265_quantization_map = filtered[i].props_h265_quantization_map;
1941                 props_h265_quantization_map->pNext = saved_pNext;
1942             }
1943
1944             if (props_av1_quantization_map != nullptr) {
1945                 saved_pNext = props_av1_quantization_map->pNext;
1946                 *props_av1_quantization_map = filtered[i].props_av1_quantization_map;
1947                 props_av1_quantization_map->pNext = saved_pNext;
1948             }
1949         }
1950     }
1951     *pVideoFormatPropertyCount = (uint32_t)filtered.size();
1952     return VK_SUCCESS;
1953 ''',
1954 'vkGetDescriptorSetLayoutSupport':'''
1955     if (pSupport) {
1956         pSupport->supported = VK_TRUE;
1957     }
1958 ''',
1959 'vkGetDescriptorSetLayoutSupportKHR':'''
1960     GetDescriptorSetLayoutSupport(device, pCreateInfo, pSupport);
1961 ''',
1962 'vkGetRenderAreaGranularity': '''
1963     pGranularity->width = 1;
1964     pGranularity->height = 1;
1965 ''',
1966 'vkGetMemoryFdKHR': '''
1967     *pFd = 1;
1968     return VK_SUCCESS;
1969 ''',
1970 'vkGetMemoryHostPointerPropertiesEXT': '''
1971     pMemoryHostPointerProperties->memoryTypeBits = 1 << 5; // DEVICE_LOCAL only type
1972     return VK_SUCCESS;
1973 ''',
1974 'vkGetAndroidHardwareBufferPropertiesANDROID': '''
1975     pProperties->allocationSize = 65536;
1976     pProperties->memoryTypeBits = 1 << 5; // DEVICE_LOCAL only type
1977
1978     auto *format_prop = lvl_find_mod_in_chain<VkAndroidHardwareBufferFormatPropertiesANDROID>(pProperties->pNext);
1979     if (format_prop) {
1980         // Likley using this format
1981         format_prop->format = VK_FORMAT_R8G8B8A8_UNORM;
1982         format_prop->externalFormat = 37;
1983     }
1984
1985     auto *format_resolve_prop = lvl_find_mod_in_chain<VkAndroidHardwareBufferFormatResolvePropertiesANDROID>(pProperties->pNext);
1986     if (format_resolve_prop) {
1987         format_resolve_prop->colorAttachmentFormat = VK_FORMAT_R8G8B8A8_UNORM;
1988     }
1989     return VK_SUCCESS;
1990 ''',
1991 'vkGetPhysicalDeviceDisplayPropertiesKHR': '''
1992     if (!pProperties) {
1993         *pPropertyCount = 1;
1994     } else {
1995         unique_lock_t lock(global_lock);
1996         pProperties[0].display = (VkDisplayKHR)global_unique_handle++;
1997         display_map[physicalDevice].insert(pProperties[0].display);
1998     }
1999     return VK_SUCCESS;
2000 ''',
2001 'vkRegisterDisplayEventEXT': '''
2002     unique_lock_t lock(global_lock);
2003     *pFence = (VkFence)global_unique_handle++;
2004     return VK_SUCCESS;
2005 ''',
2006 'vkQueueSubmit': '''
2007     // Special way to cause DEVICE_LOST
2008     // Picked VkExportFenceCreateInfo because needed some struct that wouldn't get cleared by validation Safe Struct
2009     // ... TODO - It would be MUCH nicer to have a layer or other setting control when this occured
2010     // For now this is used to allow Validation Layers test reacting to device losts
2011     if (submitCount > 0 && pSubmits) {
2012         auto pNext = reinterpret_cast<const VkBaseInStructure *>(pSubmits[0].pNext);
2013         if (pNext && pNext->sType == VK_STRUCTURE_TYPE_EXPORT_FENCE_CREATE_INFO && pNext->pNext == nullptr) {
2014             return VK_ERROR_DEVICE_LOST;
2015         }
2016     }
2017     return VK_SUCCESS;
2018 ''',
2019 'vkGetMemoryWin32HandlePropertiesKHR': '''
2020     pMemoryWin32HandleProperties->memoryTypeBits = 0xFFFF;
2021     return VK_SUCCESS;
2022 ''',
2023 'vkCreatePipelineBinariesKHR': '''
2024     unique_lock_t lock(global_lock);
2025     for (uint32_t i = 0; i < pBinaries->pipelineBinaryCount; ++i) {
2026         pBinaries->pPipelineBinaries[i] = (VkPipelineBinaryKHR)global_unique_handle++;
2027     }
2028     return VK_SUCCESS;
2029 '''
2030 }
2031
2032 # MockICDGeneratorOptions - subclass of GeneratorOptions.
2033 #
2034 # Adds options used by MockICDOutputGenerator objects during Mock
2035 # ICD generation.
2036 #
2037 # Additional members
2038 #   prefixText - list of strings to prefix generated header with
2039 #     (usually a copyright statement + calling convention macros).
2040 #   protectFile - True if multiple inclusion protection should be
2041 #     generated (based on the filename) around the entire header.
2042 #   protectFeature - True if #ifndef..#endif protection should be
2043 #     generated around a feature interface in the header file.
2044 #   genFuncPointers - True if function pointer typedefs should be
2045 #     generated
2046 #   protectProto - If conditional protection should be generated
2047 #     around prototype declarations, set to either '#ifdef'
2048 #     to require opt-in (#ifdef protectProtoStr) or '#ifndef'
2049 #     to require opt-out (#ifndef protectProtoStr). Otherwise
2050 #     set to None.
2051 #   protectProtoStr - #ifdef/#ifndef symbol to use around prototype
2052 #     declarations, if protectProto is set
2053 #   apicall - string to use for the function declaration prefix,
2054 #     such as APICALL on Windows.
2055 #   apientry - string to use for the calling convention macro,
2056 #     in typedefs, such as APIENTRY.
2057 #   apientryp - string to use for the calling convention macro
2058 #     in function pointer typedefs, such as APIENTRYP.
2059 #   indentFuncProto - True if prototype declarations should put each
2060 #     parameter on a separate line
2061 #   indentFuncPointer - True if typedefed function pointers should put each
2062 #     parameter on a separate line
2063 #   alignFuncParam - if nonzero and parameters are being put on a
2064 #     separate line, align parameter names at the specified column
2065 class MockICDGeneratorOptions(GeneratorOptions):
2066     def __init__(self,
2067                  conventions = None,
2068                  filename = None,
2069                  directory = '.',
2070                  genpath = None,
2071                  apiname = None,
2072                  profile = None,
2073                  versions = '.*',
2074                  emitversions = '.*',
2075                  defaultExtensions = None,
2076                  addExtensions = None,
2077                  removeExtensions = None,
2078                  emitExtensions = None,
2079                  sortProcedure = regSortFeatures,
2080                  prefixText = "",
2081                  genFuncPointers = True,
2082                  protectFile = True,
2083                  protectFeature = True,
2084                  protectProto = None,
2085                  protectProtoStr = None,
2086                  apicall = '',
2087                  apientry = '',
2088                  apientryp = '',
2089                  indentFuncProto = True,
2090                  indentFuncPointer = False,
2091                  alignFuncParam = 0,
2092                  expandEnumerants = True,
2093                  helper_file_type = ''):
2094         GeneratorOptions.__init__(self,
2095                  conventions = conventions,
2096                  filename = filename,
2097                  directory = directory,
2098                  genpath = genpath,
2099                  apiname = apiname,
2100                  profile = profile,
2101                  versions = versions,
2102                  emitversions = emitversions,
2103                  defaultExtensions = defaultExtensions,
2104                  addExtensions = addExtensions,
2105                  removeExtensions = removeExtensions,
2106                  emitExtensions = emitExtensions,
2107                  sortProcedure = sortProcedure)
2108         self.prefixText      = prefixText
2109         self.genFuncPointers = genFuncPointers
2110         self.protectFile     = protectFile
2111         self.protectFeature  = protectFeature
2112         self.protectProto    = protectProto
2113         self.protectProtoStr = protectProtoStr
2114         self.apicall         = apicall
2115         self.apientry        = apientry
2116         self.apientryp       = apientryp
2117         self.indentFuncProto = indentFuncProto
2118         self.indentFuncPointer = indentFuncPointer
2119         self.alignFuncParam  = alignFuncParam
2120
2121 # MockICDOutputGenerator - subclass of OutputGenerator.
2122 # Generates a mock vulkan ICD.
2123 #  This is intended to be a minimal replacement for a vulkan device in order
2124 #  to enable Vulkan Validation testing.
2125 #
2126 # ---- methods ----
2127 # MockOutputGenerator(errFile, warnFile, diagFile) - args as for
2128 #   OutputGenerator. Defines additional internal state.
2129 # ---- methods overriding base class ----
2130 # beginFile(genOpts)
2131 # endFile()
2132 # beginFeature(interface, emit)
2133 # endFeature()
2134 # genType(typeinfo,name)
2135 # genStruct(typeinfo,name)
2136 # genGroup(groupinfo,name)
2137 # genEnum(enuminfo, name)
2138 # genCmd(cmdinfo)
2139 class MockICDOutputGenerator(OutputGenerator):
2140     """Generate specified API interfaces in a specific style, such as a C header"""
2141     # This is an ordered list of sections in the header file.
2142     TYPE_SECTIONS = ['include', 'define', 'basetype', 'handle', 'enum',
2143                      'group', 'bitmask', 'funcpointer', 'struct']
2144     ALL_SECTIONS = TYPE_SECTIONS + ['command']
2145     def __init__(self,
2146                  errFile = sys.stderr,
2147                  warnFile = sys.stderr,
2148                  diagFile = sys.stdout):
2149         OutputGenerator.__init__(self, errFile, warnFile, diagFile)
2150         # Internal state - accumulators for different inner block text
2151         self.sections = dict([(section, []) for section in self.ALL_SECTIONS])
2152         self.intercepts = []
2153         self.function_declarations = False
2154
2155     # Check if the parameter passed in is a pointer to an array
2156     def paramIsArray(self, param):
2157         return param.attrib.get('len') is not None
2158
2159     # Check if the parameter passed in is a pointer
2160     def paramIsPointer(self, param):
2161         ispointer = False
2162         for elem in param:
2163             if ((elem.tag != 'type') and (elem.tail is not None)) and '*' in elem.tail:
2164                 ispointer = True
2165         return ispointer
2166
2167     # Check if an object is a non-dispatchable handle
2168     def isHandleTypeNonDispatchable(self, handletype):
2169         handle = self.registry.tree.find("types/type/[name='" + handletype + "'][@category='handle']")
2170         if handle is not None and handle.find('type').text == 'VK_DEFINE_NON_DISPATCHABLE_HANDLE':
2171             return True
2172         else:
2173             return False
2174
2175     # Check if an object is a dispatchable handle
2176     def isHandleTypeDispatchable(self, handletype):
2177         handle = self.registry.tree.find("types/type/[name='" + handletype + "'][@category='handle']")
2178         if handle is not None and handle.find('type').text == 'VK_DEFINE_HANDLE':
2179             return True
2180         else:
2181             return False
2182
2183     # Check that the target API is in the supported list for the extension
2184     def checkExtensionAPISupport(self, supported):
2185         return self.genOpts.apiname in supported.split(',')
2186
2187     def beginFile(self, genOpts):
2188         OutputGenerator.beginFile(self, genOpts)
2189         # C-specific
2190         #
2191         # Multiple inclusion protection & C++ namespace.
2192         if (genOpts.protectFile and self.genOpts.filename == "function_declarations.h"):
2193             self.function_declarations = True
2194
2195         # User-supplied prefix text, if any (list of strings)
2196         if (genOpts.prefixText):
2197             for s in genOpts.prefixText:
2198                 write(s, file=self.outFile)
2199
2200         if self.function_declarations:
2201             self.newline()
2202             # Include all of the extensions in ICD except specific ignored ones
2203             device_exts = []
2204             instance_exts = []
2205             # Ignore extensions that ICDs should not implement or are not safe to report
2206             ignore_exts = ['VK_EXT_validation_cache', 'VK_KHR_portability_subset']
2207             for ext in self.registry.tree.findall("extensions/extension"):
2208                 if self.checkExtensionAPISupport(ext.attrib['supported']): # Only include API-relevant extensions
2209                     if (ext.attrib['name'] not in ignore_exts):
2210                         # Search for extension version enum
2211                         for enum in ext.findall('require/enum'):
2212                             if enum.get('name', '').endswith('_SPEC_VERSION'):
2213                                 ext_version = enum.get('value')
2214                                 if (ext.attrib.get('type') == 'instance'):
2215                                     instance_exts.append('    {"%s", %s},' % (ext.attrib['name'], ext_version))
2216                                 else:
2217                                     device_exts.append('    {"%s", %s},' % (ext.attrib['name'], ext_version))
2218                                 break
2219             write('#pragma once\n',file=self.outFile)
2220             write('#include <stdint.h>',file=self.outFile)
2221             write('#include <cstring>',file=self.outFile)
2222             write('#include <string>',file=self.outFile)
2223             write('#include <unordered_map>',file=self.outFile)
2224             write('#include <vulkan/vulkan.h>',file=self.outFile)
2225             self.newline()
2226             write('namespace vkmock {\n', file=self.outFile)
2227             write('// Map of instance extension name to version', file=self.outFile)
2228             write('static const std::unordered_map<std::string, uint32_t> instance_extension_map = {', file=self.outFile)
2229             write('\n'.join(instance_exts), file=self.outFile)
2230             write('};', file=self.outFile)
2231             write('// Map of device extension name to version', file=self.outFile)
2232             write('static const std::unordered_map<std::string, uint32_t> device_extension_map = {', file=self.outFile)
2233             write('\n'.join(device_exts), file=self.outFile)
2234             write('};', file=self.outFile)
2235         else:
2236             write('#pragma once\n',file=self.outFile)
2237             write('#include "mock_icd.h"',file=self.outFile)
2238             write('#include "function_declarations.h"\n',file=self.outFile)
2239             write('namespace vkmock {', file=self.outFile)
2240
2241
2242     def endFile(self):
2243         # C-specific
2244         # Finish C++ namespace
2245         self.newline()
2246         if self.function_declarations:
2247             # record intercepted procedures
2248             write('// Map of all APIs to be intercepted by this layer', file=self.outFile)
2249             write('static const std::unordered_map<std::string, void*> name_to_funcptr_map = {', file=self.outFile)
2250             write('\n'.join(self.intercepts), file=self.outFile)
2251             write('};\n', file=self.outFile)
2252         write('} // namespace vkmock', file=self.outFile)
2253         self.newline()
2254
2255         # Finish processing in superclass
2256         OutputGenerator.endFile(self)
2257     def beginFeature(self, interface, emit):
2258         #write('// starting beginFeature', file=self.outFile)
2259         # Start processing in superclass
2260         OutputGenerator.beginFeature(self, interface, emit)
2261         self.featureExtraProtect = GetFeatureProtect(interface)
2262         # C-specific
2263         # Accumulate includes, defines, types, enums, function pointer typedefs,
2264         # end function prototypes separately for this feature. They're only
2265         # printed in endFeature().
2266         self.sections = dict([(section, []) for section in self.ALL_SECTIONS])
2267         #write('// ending beginFeature', file=self.outFile)
2268     def endFeature(self):
2269         # C-specific
2270         # Actually write the interface to the output file.
2271         #write('// starting endFeature', file=self.outFile)
2272         if (self.emit):
2273             self.newline()
2274             if (self.genOpts.protectFeature):
2275                 write('#ifndef', self.featureName, file=self.outFile)
2276             # If type declarations are needed by other features based on
2277             # this one, it may be necessary to suppress the ExtraProtect,
2278             # or move it below the 'for section...' loop.
2279             #write('// endFeature looking at self.featureExtraProtect', file=self.outFile)
2280             if (self.featureExtraProtect != None):
2281                 write('#ifdef', self.featureExtraProtect, file=self.outFile)
2282             #write('#define', self.featureName, '1', file=self.outFile)
2283             for section in self.TYPE_SECTIONS:
2284                 #write('// endFeature writing section'+section, file=self.outFile)
2285                 contents = self.sections[section]
2286                 if contents:
2287                     write('\n'.join(contents), file=self.outFile)
2288                     self.newline()
2289             #write('// endFeature looking at self.sections[command]', file=self.outFile)
2290             if (self.sections['command']):
2291                 write('\n'.join(self.sections['command']), end=u'', file=self.outFile)
2292                 self.newline()
2293             if (self.featureExtraProtect != None):
2294                 write('#endif /*', self.featureExtraProtect, '*/', file=self.outFile)
2295             if (self.genOpts.protectFeature):
2296                 write('#endif /*', self.featureName, '*/', file=self.outFile)
2297         # Finish processing in superclass
2298         OutputGenerator.endFeature(self)
2299         #write('// ending endFeature', file=self.outFile)
2300     #
2301     # Append a definition to the specified section
2302     def appendSection(self, section, text):
2303         # self.sections[section].append('SECTION: ' + section + '\n')
2304         self.sections[section].append(text)
2305     #
2306     # Type generation
2307     def genType(self, typeinfo, name, alias):
2308         pass
2309     #
2310     # Struct (e.g. C "struct" type) generation.
2311     # This is a special case of the <type> tag where the contents are
2312     # interpreted as a set of <member> tags instead of freeform C
2313     # C type declarations. The <member> tags are just like <param>
2314     # tags - they are a declaration of a struct or union member.
2315     # Only simple member declarations are supported (no nested
2316     # structs etc.)
2317     def genStruct(self, typeinfo, typeName, alias):
2318         OutputGenerator.genStruct(self, typeinfo, typeName, alias)
2319         body = 'typedef ' + typeinfo.elem.get('category') + ' ' + typeName + ' {\n'
2320         # paramdecl = self.makeCParamDecl(typeinfo.elem, self.genOpts.alignFuncParam)
2321         for member in typeinfo.elem.findall('.//member'):
2322             body += self.makeCParamDecl(member, self.genOpts.alignFuncParam)
2323             body += ';\n'
2324         body += '} ' + typeName + ';\n'
2325         self.appendSection('struct', body)
2326     #
2327     # Group (e.g. C "enum" type) generation.
2328     # These are concatenated together with other types.
2329     def genGroup(self, groupinfo, groupName, alias):
2330         pass
2331     # Enumerant generation
2332     # <enum> tags may specify their values in several ways, but are usually
2333     # just integers.
2334     def genEnum(self, enuminfo, name, alias):
2335         pass
2336     #
2337     # Command generation
2338     def genCmd(self, cmdinfo, name, alias):
2339         decls = self.makeCDecls(cmdinfo.elem)
2340         if self.function_declarations: # In the header declare all intercepts
2341             self.appendSection('command', '')
2342             self.appendSection('command', 'static %s' % (decls[0]))
2343             if (self.featureExtraProtect != None):
2344                 self.intercepts += [ '#ifdef %s' % self.featureExtraProtect ]
2345             self.intercepts += [ '    {"%s", (void*)%s},' % (name,name[2:]) ]
2346             if (self.featureExtraProtect != None):
2347                 self.intercepts += [ '#endif' ]
2348             return
2349
2350         manual_functions = [
2351             # Include functions here to be intercepted w/ manually implemented function bodies
2352             'vkGetDeviceProcAddr',
2353             'vkGetInstanceProcAddr',
2354             'vkCreateDevice',
2355             'vkDestroyDevice',
2356             'vkCreateInstance',
2357             'vkDestroyInstance',
2358             'vkFreeCommandBuffers',
2359             'vkAllocateCommandBuffers',
2360             'vkDestroyCommandPool',
2361             #'vkCreateDebugReportCallbackEXT',
2362             #'vkDestroyDebugReportCallbackEXT',
2363             'vkEnumerateInstanceLayerProperties',
2364             'vkEnumerateInstanceVersion',
2365             'vkEnumerateInstanceExtensionProperties',
2366             'vkEnumerateDeviceLayerProperties',
2367             'vkEnumerateDeviceExtensionProperties',
2368         ]
2369         if name in manual_functions:
2370             self.appendSection('command', '')
2371             if name not in CUSTOM_C_INTERCEPTS:
2372                 self.appendSection('command', '// declare only')
2373                 self.appendSection('command', 'static %s' % (decls[0]))
2374                 self.appendSection('command', '// TODO: Implement custom intercept body')
2375             else:
2376                 self.appendSection('command', 'static %s' % (decls[0][:-1]))
2377                 self.appendSection('command', '{\n%s}' % (CUSTOM_C_INTERCEPTS[name]))
2378             self.intercepts += [ '    {"%s", (void*)%s},' % (name,name[2:]) ]
2379             return
2380         # record that the function will be intercepted
2381         if (self.featureExtraProtect != None):
2382             self.intercepts += [ '#ifdef %s' % self.featureExtraProtect ]
2383         self.intercepts += [ '    {"%s", (void*)%s},' % (name,name[2:]) ]
2384         if (self.featureExtraProtect != None):
2385             self.intercepts += [ '#endif' ]
2386
2387         OutputGenerator.genCmd(self, cmdinfo, name, alias)
2388         #
2389         self.appendSection('command', '')
2390         self.appendSection('command', 'static %s' % (decls[0][:-1]))
2391         if name in CUSTOM_C_INTERCEPTS:
2392             self.appendSection('command', '{%s}' % (CUSTOM_C_INTERCEPTS[name]))
2393             return
2394
2395         # Declare result variable, if any.
2396         resulttype = cmdinfo.elem.find('proto/type')
2397         if (resulttype != None and resulttype.text == 'void'):
2398             resulttype = None
2399         # if the name w/ KHR postfix is in the CUSTOM_C_INTERCEPTS
2400         # Call the KHR custom version instead of generating separate code
2401         khr_name = name + "KHR"
2402         if khr_name in CUSTOM_C_INTERCEPTS:
2403             return_string = ''
2404             if resulttype != None:
2405                 return_string = 'return '
2406             params = cmdinfo.elem.findall('param/name')
2407             param_names = []
2408             for param in params:
2409                 param_names.append(param.text)
2410             self.appendSection('command', '{\n    %s%s(%s);\n}' % (return_string, khr_name[2:], ", ".join(param_names)))
2411             return
2412         self.appendSection('command', '{')
2413
2414         api_function_name = cmdinfo.elem.attrib.get('name')
2415         # GET THE TYPE OF FUNCTION
2416         if any(api_function_name.startswith(ftxt) for ftxt in ('vkCreate', 'vkAllocate')):
2417             # Get last param
2418             last_param = cmdinfo.elem.findall('param')[-1]
2419             lp_txt = last_param.find('name').text
2420             lp_len = None
2421             if ('len' in last_param.attrib):
2422                 lp_len = last_param.attrib['len']
2423                 lp_len = lp_len.replace('::', '->')
2424             lp_type = last_param.find('type').text
2425             handle_type = 'dispatchable'
2426             allocator_txt = 'CreateDispObjHandle()';
2427             if (self.isHandleTypeNonDispatchable(lp_type)):
2428                 handle_type = 'non-' + handle_type
2429                 allocator_txt = 'global_unique_handle++';
2430             # Need to lock in both cases
2431             self.appendSection('command', '    unique_lock_t lock(global_lock);')
2432             if (lp_len != None):
2433                 #print("%s last params (%s) has len %s" % (handle_type, lp_txt, lp_len))
2434                 self.appendSection('command', '    for (uint32_t i = 0; i < %s; ++i) {' % (lp_len))
2435                 self.appendSection('command', '        %s[i] = (%s)%s;' % (lp_txt, lp_type, allocator_txt))
2436                 self.appendSection('command', '    }')
2437             else:
2438                 #print("Single %s last param is '%s' w/ type '%s'" % (handle_type, lp_txt, lp_type))
2439                 if 'AllocateMemory' in api_function_name:
2440                     # Store allocation size in case it's mapped
2441                     self.appendSection('command', '    allocated_memory_size_map[(VkDeviceMemory)global_unique_handle] = pAllocateInfo->allocationSize;')
2442                 self.appendSection('command', '    *%s = (%s)%s;' % (lp_txt, lp_type, allocator_txt))
2443         elif True in [ftxt in api_function_name for ftxt in ['Destroy', 'Free']]:
2444             self.appendSection('command', '//Destroy object')
2445             if 'FreeMemory' in api_function_name:
2446                 # If the memory is mapped, unmap it
2447                 self.appendSection('command', '    UnmapMemory(device, memory);')
2448                 # Remove from allocation map
2449                 self.appendSection('command', '    unique_lock_t lock(global_lock);')
2450                 self.appendSection('command', '    allocated_memory_size_map.erase(memory);')
2451         else:
2452             self.appendSection('command', '//Not a CREATE or DESTROY function')
2453
2454         # Return result variable, if any.
2455         if (resulttype != None):
2456             if api_function_name == 'vkGetEventStatus':
2457                 self.appendSection('command', '    return VK_EVENT_SET;')
2458             else:
2459                 self.appendSection('command', '    return VK_SUCCESS;')
2460         self.appendSection('command', '}')
2461     #
2462     # override makeProtoName to drop the "vk" prefix
2463     def makeProtoName(self, name, tail):
2464         return self.genOpts.apientry + name[2:] + tail