src/gallium/state_trackers/vdpau/mixer.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2010 Thomas Balling Sørensen.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #include <vdpau/vdpau.h>
  29
  30 #include "util/u_memory.h"
  31 #include "util/u_debug.h"
  32
  33 #include "vl/vl_csc.h"
  34
  35 #include "vdpau_private.h"
  36
  37 /**
  38  * Create a VdpVideoMixer.
  39  */
  40 VdpStatus
  41 vlVdpVideoMixerCreate(VdpDevice device,
  42                       uint32_t feature_count,
  43                       VdpVideoMixerFeature const *features,
  44                       uint32_t parameter_count,
  45                       VdpVideoMixerParameter const *parameters,
  46                       void const *const *parameter_values,
  47                       VdpVideoMixer *mixer)
  48 {
  49    vlVdpVideoMixer *vmixer = NULL;
  50    VdpStatus ret;
  51    float csc[16];
  52
  53    VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Creating VideoMixer\n");
  54
  55    vlVdpDevice *dev = vlGetDataHTAB(device);
  56    if (!dev)
  57       return VDP_STATUS_INVALID_HANDLE;
  58
  59    vmixer = CALLOC(1, sizeof(vlVdpVideoMixer));
  60    if (!vmixer)
  61       return VDP_STATUS_RESOURCES;
  62
  63    vmixer->device = dev;
  64    vl_compositor_init(&vmixer->compositor, dev->context->pipe);
  65
  66    vl_csc_get_matrix
  67    (
  68       debug_get_bool_option("G3DVL_NO_CSC", FALSE) ?
  69       VL_CSC_COLOR_STANDARD_IDENTITY : VL_CSC_COLOR_STANDARD_BT_601,
  70       NULL, true, csc
  71    );
  72    vl_compositor_set_csc_matrix(&vmixer->compositor, csc);
  73
  74    /*
  75     * TODO: Handle features and parameters
  76     */
  77
  78    *mixer = vlAddDataHTAB(vmixer);
  79    if (*mixer == 0) {
  80       ret = VDP_STATUS_ERROR;
  81       goto no_handle;
  82    }
  83
  84    return VDP_STATUS_OK;
  85
  86 no_handle:
  87    return ret;
  88 }
  89
  90 /**
  91  * Destroy a VdpVideoMixer.
  92  */
  93 VdpStatus
  94 vlVdpVideoMixerDestroy(VdpVideoMixer mixer)
  95 {
  96    vlVdpVideoMixer *vmixer;
  97
  98    VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Destroying VideoMixer\n");
  99
 100    vmixer = vlGetDataHTAB(mixer);
 101    if (!vmixer)
 102       return VDP_STATUS_INVALID_HANDLE;
 103
 104    vl_compositor_cleanup(&vmixer->compositor);
 105
 106    FREE(vmixer);
 107
 108    return VDP_STATUS_OK;
 109 }
 110
 111 /**
 112  * Enable or disable features.
 113  */
 114 VdpStatus
 115 vlVdpVideoMixerSetFeatureEnables(VdpVideoMixer mixer,
 116                                  uint32_t feature_count,
 117                                  VdpVideoMixerFeature const *features,
 118                                  VdpBool const *feature_enables)
 119 {
 120    VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Setting VideoMixer features\n");
 121
 122    if (!(features && feature_enables))
 123       return VDP_STATUS_INVALID_POINTER;
 124
 125    vlVdpVideoMixer *vmixer = vlGetDataHTAB(mixer);
 126    if (!vmixer)
 127       return VDP_STATUS_INVALID_HANDLE;
 128
 129    /*
 130     * TODO: Set features
 131     */
 132
 133    return VDP_STATUS_OK;
 134 }
 135
 136 /**
 137  * Perform a video post-processing and compositing operation.
 138  */
 139 VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
 140                                 VdpOutputSurface background_surface,
 141                                 VdpRect const *background_source_rect,
 142                                 VdpVideoMixerPictureStructure current_picture_structure,
 143                                 uint32_t video_surface_past_count,
 144                                 VdpVideoSurface const *video_surface_past,
 145                                 VdpVideoSurface video_surface_current,
 146                                 uint32_t video_surface_future_count,
 147                                 VdpVideoSurface const *video_surface_future,
 148                                 VdpRect const *video_source_rect,
 149                                 VdpOutputSurface destination_surface,
 150                                 VdpRect const *destination_rect,
 151                                 VdpRect const *destination_video_rect,
 152                                 uint32_t layer_count,
 153                                 VdpLayer const *layers)
 154 {
 155    struct pipe_video_rect src_rect, dst_rect;
 156
 157    vlVdpVideoMixer *vmixer;
 158    vlVdpSurface *surf;
 159    vlVdpOutputSurface *dst, *bg;
 160    unsigned layer = 0;
 161
 162    vmixer = vlGetDataHTAB(mixer);
 163    if (!vmixer)
 164       return VDP_STATUS_INVALID_HANDLE;
 165
 166    surf = vlGetDataHTAB(video_surface_current);
 167    if (!surf)
 168       return VDP_STATUS_INVALID_HANDLE;
 169
 170    dst = vlGetDataHTAB(destination_surface);
 171    if (!dst)
 172       return VDP_STATUS_INVALID_HANDLE;
 173
 174    vl_compositor_clear_layers(&vmixer->compositor);
 175    vl_compositor_reset_dirty_area(&vmixer->compositor);
 176    if (background_surface != VDP_INVALID_HANDLE) {
 177       bg = vlGetDataHTAB(background_surface);
 178       if (!bg)
 179          return VDP_STATUS_INVALID_HANDLE;
 180       vl_compositor_set_rgba_layer(&vmixer->compositor, layer++, bg->sampler_view,
 181                                    RectToPipe(background_source_rect, &src_rect), NULL);
 182    }
 183    vl_compositor_set_buffer_layer(&vmixer->compositor, layer, surf->video_buffer,
 184                                   RectToPipe(video_source_rect, &src_rect),
 185                                   RectToPipe(destination_video_rect, &dst_rect));
 186    vl_compositor_render(&vmixer->compositor, dst->surface, NULL,
 187                         RectToPipe(destination_rect, &dst_rect), !layer);
 188
 189    assert(!layer_count);
 190    return VDP_STATUS_OK;
 191 }
 192
 193 /**
 194  * Set attribute values.
 195  */
 196 VdpStatus
 197 vlVdpVideoMixerSetAttributeValues(VdpVideoMixer mixer,
 198                                   uint32_t attribute_count,
 199                                   VdpVideoMixerAttribute const *attributes,
 200                                   void const *const *attribute_values)
 201 {
 202    if (!(attributes && attribute_values))
 203       return VDP_STATUS_INVALID_POINTER;
 204
 205    vlVdpVideoMixer *vmixer = vlGetDataHTAB(mixer);
 206    if (!vmixer)
 207       return VDP_STATUS_INVALID_HANDLE;
 208
 209    /*
 210     * TODO: Implement the function
 211     */
 212
 213    return VDP_STATUS_OK;
 214 }
 215
 216 /**
 217  * Retrieve whether features were requested at creation time.
 218  */
 219 VdpStatus
 220 vlVdpVideoMixerGetFeatureSupport(VdpVideoMixer mixer,
 221                                  uint32_t feature_count,
 222                                  VdpVideoMixerFeature const *features,
 223                                  VdpBool *feature_supports)
 224 {
 225    return VDP_STATUS_NO_IMPLEMENTATION;
 226 }
 227
 228 /**
 229  * Retrieve whether features are enabled.
 230  */
 231 VdpStatus
 232 vlVdpVideoMixerGetFeatureEnables(VdpVideoMixer mixer,
 233                                  uint32_t feature_count,
 234                                  VdpVideoMixerFeature const *features,
 235                                  VdpBool *feature_enables)
 236 {
 237    return VDP_STATUS_NO_IMPLEMENTATION;
 238 }
 239
 240 /**
 241  * Retrieve parameter values given at creation time.
 242  */
 243 VdpStatus
 244 vlVdpVideoMixerGetParameterValues(VdpVideoMixer mixer,
 245                                   uint32_t parameter_count,
 246                                   VdpVideoMixerParameter const *parameters,
 247                                   void *const *parameter_values)
 248 {
 249    return VDP_STATUS_NO_IMPLEMENTATION;
 250 }
 251
 252 /**
 253  * Retrieve current attribute values.
 254  */
 255 VdpStatus
 256 vlVdpVideoMixerGetAttributeValues(VdpVideoMixer mixer,
 257                                   uint32_t attribute_count,
 258                                   VdpVideoMixerAttribute const *attributes,
 259                                   void *const *attribute_values)
 260 {
 261    return VDP_STATUS_NO_IMPLEMENTATION;
 262 }
 263
 264 /**
 265  * Generate a color space conversion matrix.
 266  */
 267 VdpStatus
 268 vlVdpGenerateCSCMatrix(VdpProcamp *procamp,
 269                        VdpColorStandard standard,
 270                        VdpCSCMatrix *csc_matrix)
 271 {
 272    float matrix[16];
 273    enum VL_CSC_COLOR_STANDARD vl_std;
 274    struct vl_procamp camp;
 275
 276    if (!(csc_matrix && procamp))
 277       return VDP_STATUS_INVALID_POINTER;
 278
 279    if (procamp->struct_version > VDP_PROCAMP_VERSION)
 280       return VDP_STATUS_INVALID_STRUCT_VERSION;
 281
 282    switch (standard) {
 283       case VDP_COLOR_STANDARD_ITUR_BT_601: vl_std = VL_CSC_COLOR_STANDARD_BT_601; break;
 284       case VDP_COLOR_STANDARD_ITUR_BT_709: vl_std = VL_CSC_COLOR_STANDARD_BT_709; break;
 285       case VDP_COLOR_STANDARD_SMPTE_240M:  vl_std = VL_CSC_COLOR_STANDARD_SMPTE_240M; break;
 286       default: return VDP_STATUS_INVALID_COLOR_STANDARD;
 287    }
 288    camp.brightness = procamp->brightness;
 289    camp.contrast = procamp->contrast;
 290    camp.saturation = procamp->saturation;
 291    camp.hue = procamp->hue;
 292    vl_csc_get_matrix(vl_std, &camp, 1, matrix);
 293    memcpy(csc_matrix, matrix, sizeof(float)*12);
 294    return VDP_STATUS_OK;
 295 }