ppapi/thunk/ppb_video_encoder_thunk.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // From ppb_video_encoder.idl modified Thu Feb  5 10:33:32 2015.
   6
   7 #include "ppapi/c/pp_completion_callback.h"
   8 #include "ppapi/c/pp_errors.h"
   9 #include "ppapi/c/ppb_video_encoder.h"
  10 #include "ppapi/shared_impl/tracked_callback.h"
  11 #include "ppapi/thunk/enter.h"
  12 #include "ppapi/thunk/ppapi_thunk_export.h"
  13 #include "ppapi/thunk/ppb_video_encoder_api.h"
  14
  15 namespace ppapi {
  16 namespace thunk {
  17
  18 namespace {
  19
  20 PP_Resource Create(PP_Instance instance) {
  21   VLOG(4) << "PPB_VideoEncoder::Create()";
  22   EnterResourceCreation enter(instance);
  23   if (enter.failed())
  24     return 0;
  25   return enter.functions()->CreateVideoEncoder(instance);
  26 }
  27
  28 PP_Bool IsVideoEncoder(PP_Resource resource) {
  29   VLOG(4) << "PPB_VideoEncoder::IsVideoEncoder()";
  30   EnterResource<PPB_VideoEncoder_API> enter(resource, false);
  31   return PP_FromBool(enter.succeeded());
  32 }
  33
  34 int32_t GetSupportedProfiles(PP_Resource video_encoder,
  35                              struct PP_ArrayOutput output,
  36                              struct PP_CompletionCallback callback) {
  37   VLOG(4) << "PPB_VideoEncoder::GetSupportedProfiles()";
  38   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, callback, true);
  39   if (enter.failed())
  40     return enter.retval();
  41   return enter.SetResult(
  42       enter.object()->GetSupportedProfiles(output, enter.callback()));
  43 }
  44
  45 int32_t Initialize(PP_Resource video_encoder,
  46                    PP_VideoFrame_Format input_format,
  47                    const struct PP_Size* input_visible_size,
  48                    PP_VideoProfile output_profile,
  49                    uint32_t initial_bitrate,
  50                    PP_HardwareAcceleration acceleration,
  51                    struct PP_CompletionCallback callback) {
  52   VLOG(4) << "PPB_VideoEncoder::Initialize()";
  53   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, callback, true);
  54   if (enter.failed())
  55     return enter.retval();
  56   return enter.SetResult(enter.object()->Initialize(
  57       input_format, input_visible_size, output_profile, initial_bitrate,
  58       acceleration, enter.callback()));
  59 }
  60
  61 int32_t GetFramesRequired(PP_Resource video_encoder) {
  62   VLOG(4) << "PPB_VideoEncoder::GetFramesRequired()";
  63   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, true);
  64   if (enter.failed())
  65     return enter.retval();
  66   return enter.object()->GetFramesRequired();
  67 }
  68
  69 int32_t GetFrameCodedSize(PP_Resource video_encoder,
  70                           struct PP_Size* coded_size) {
  71   VLOG(4) << "PPB_VideoEncoder::GetFrameCodedSize()";
  72   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, true);
  73   if (enter.failed())
  74     return enter.retval();
  75   return enter.object()->GetFrameCodedSize(coded_size);
  76 }
  77
  78 int32_t GetVideoFrame(PP_Resource video_encoder,
  79                       PP_Resource* video_frame,
  80                       struct PP_CompletionCallback callback) {
  81   VLOG(4) << "PPB_VideoEncoder::GetVideoFrame()";
  82   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, callback, true);
  83   if (enter.failed())
  84     return enter.retval();
  85   return enter.SetResult(
  86       enter.object()->GetVideoFrame(video_frame, enter.callback()));
  87 }
  88
  89 int32_t Encode(PP_Resource video_encoder,
  90                PP_Resource video_frame,
  91                PP_Bool force_keyframe,
  92                struct PP_CompletionCallback callback) {
  93   VLOG(4) << "PPB_VideoEncoder::Encode()";
  94   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, callback, true);
  95   if (enter.failed())
  96     return enter.retval();
  97   return enter.SetResult(
  98       enter.object()->Encode(video_frame, force_keyframe, enter.callback()));
  99 }
 100
 101 int32_t GetBitstreamBuffer(PP_Resource video_encoder,
 102                            struct PP_BitstreamBuffer* bitstream_buffer,
 103                            struct PP_CompletionCallback callback) {
 104   VLOG(4) << "PPB_VideoEncoder::GetBitstreamBuffer()";
 105   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, callback, true);
 106   if (enter.failed())
 107     return enter.retval();
 108   return enter.SetResult(
 109       enter.object()->GetBitstreamBuffer(bitstream_buffer, enter.callback()));
 110 }
 111
 112 void RecycleBitstreamBuffer(PP_Resource video_encoder,
 113                             const struct PP_BitstreamBuffer* bitstream_buffer) {
 114   VLOG(4) << "PPB_VideoEncoder::RecycleBitstreamBuffer()";
 115   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, true);
 116   if (enter.failed())
 117     return;
 118   enter.object()->RecycleBitstreamBuffer(bitstream_buffer);
 119 }
 120
 121 void RequestEncodingParametersChange(PP_Resource video_encoder,
 122                                      uint32_t bitrate,
 123                                      uint32_t framerate) {
 124   VLOG(4) << "PPB_VideoEncoder::RequestEncodingParametersChange()";
 125   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, true);
 126   if (enter.failed())
 127     return;
 128   enter.object()->RequestEncodingParametersChange(bitrate, framerate);
 129 }
 130
 131 void Close(PP_Resource video_encoder) {
 132   VLOG(4) << "PPB_VideoEncoder::Close()";
 133   EnterResource<PPB_VideoEncoder_API> enter(video_encoder, true);
 134   if (enter.failed())
 135     return;
 136   enter.object()->Close();
 137 }
 138
 139 const PPB_VideoEncoder_0_1 g_ppb_videoencoder_thunk_0_1 = {
 140     &Create,
 141     &IsVideoEncoder,
 142     &GetSupportedProfiles,
 143     &Initialize,
 144     &GetFramesRequired,
 145     &GetFrameCodedSize,
 146     &GetVideoFrame,
 147     &Encode,
 148     &GetBitstreamBuffer,
 149     &RecycleBitstreamBuffer,
 150     &RequestEncodingParametersChange,
 151     &Close};
 152
 153 }  // namespace
 154
 155 PPAPI_THUNK_EXPORT const PPB_VideoEncoder_0_1* GetPPB_VideoEncoder_0_1_Thunk() {
 156   return &g_ppb_videoencoder_thunk_0_1;
 157 }
 158
 159 }  // namespace thunk
 160 }  // namespace ppapi