src/ppapi/thunk/ppb_video_decoder_thunk.cc

   1 // Copyright (c) 2014 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_decoder.idl modified Mon Sep  8 16:40:15 2014.
   6
   7 #include "ppapi/c/pp_completion_callback.h"
   8 #include "ppapi/c/pp_errors.h"
   9 #include "ppapi/c/ppb_video_decoder.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_decoder_api.h"
  14
  15 namespace ppapi {
  16 namespace thunk {
  17
  18 namespace {
  19
  20 PP_Resource Create(PP_Instance instance) {
  21   VLOG(4) << "PPB_VideoDecoder::Create()";
  22   EnterResourceCreation enter(instance);
  23   if (enter.failed())
  24     return 0;
  25   return enter.functions()->CreateVideoDecoder(instance);
  26 }
  27
  28 PP_Bool IsVideoDecoder(PP_Resource resource) {
  29   VLOG(4) << "PPB_VideoDecoder::IsVideoDecoder()";
  30   EnterResource<PPB_VideoDecoder_API> enter(resource, false);
  31   return PP_FromBool(enter.succeeded());
  32 }
  33
  34 int32_t Initialize_0_1(PP_Resource video_decoder,
  35                        PP_Resource graphics3d_context,
  36                        PP_VideoProfile profile,
  37                        PP_Bool allow_software_fallback,
  38                        struct PP_CompletionCallback callback) {
  39   VLOG(4) << "PPB_VideoDecoder::Initialize()";
  40   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  41   if (enter.failed())
  42     return enter.retval();
  43   return enter.SetResult(enter.object()->Initialize0_1(graphics3d_context,
  44                                                        profile,
  45                                                        allow_software_fallback,
  46                                                        enter.callback()));
  47 }
  48
  49 int32_t Initialize(PP_Resource video_decoder,
  50                    PP_Resource graphics3d_context,
  51                    PP_VideoProfile profile,
  52                    PP_HardwareAcceleration acceleration,
  53                    struct PP_CompletionCallback callback) {
  54   VLOG(4) << "PPB_VideoDecoder::Initialize()";
  55   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  56   if (enter.failed())
  57     return enter.retval();
  58   return enter.SetResult(enter.object()->Initialize(graphics3d_context,
  59                                                     profile,
  60                                                     acceleration,
  61                                                     enter.callback()));
  62 }
  63
  64 int32_t Decode(PP_Resource video_decoder,
  65                uint32_t decode_id,
  66                uint32_t size,
  67                const void* buffer,
  68                struct PP_CompletionCallback callback) {
  69   VLOG(4) << "PPB_VideoDecoder::Decode()";
  70   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  71   if (enter.failed())
  72     return enter.retval();
  73   return enter.SetResult(enter.object()->Decode(decode_id,
  74                                                 size,
  75                                                 buffer,
  76                                                 enter.callback()));
  77 }
  78
  79 int32_t GetPicture(PP_Resource video_decoder,
  80                    struct PP_VideoPicture* picture,
  81                    struct PP_CompletionCallback callback) {
  82   VLOG(4) << "PPB_VideoDecoder::GetPicture()";
  83   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  84   if (enter.failed())
  85     return enter.retval();
  86   return enter.SetResult(enter.object()->GetPicture(picture, enter.callback()));
  87 }
  88
  89 void RecyclePicture(PP_Resource video_decoder,
  90                     const struct PP_VideoPicture* picture) {
  91   VLOG(4) << "PPB_VideoDecoder::RecyclePicture()";
  92   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, true);
  93   if (enter.failed())
  94     return;
  95   enter.object()->RecyclePicture(picture);
  96 }
  97
  98 int32_t Flush(PP_Resource video_decoder,
  99               struct PP_CompletionCallback callback) {
 100   VLOG(4) << "PPB_VideoDecoder::Flush()";
 101   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
 102   if (enter.failed())
 103     return enter.retval();
 104   return enter.SetResult(enter.object()->Flush(enter.callback()));
 105 }
 106
 107 int32_t Reset(PP_Resource video_decoder,
 108               struct PP_CompletionCallback callback) {
 109   VLOG(4) << "PPB_VideoDecoder::Reset()";
 110   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
 111   if (enter.failed())
 112     return enter.retval();
 113   return enter.SetResult(enter.object()->Reset(enter.callback()));
 114 }
 115
 116 const PPB_VideoDecoder_0_1 g_ppb_videodecoder_thunk_0_1 = {
 117   &Create,
 118   &IsVideoDecoder,
 119   &Initialize_0_1,
 120   &Decode,
 121   &GetPicture,
 122   &RecyclePicture,
 123   &Flush,
 124   &Reset
 125 };
 126
 127 const PPB_VideoDecoder_0_2 g_ppb_videodecoder_thunk_0_2 = {
 128   &Create,
 129   &IsVideoDecoder,
 130   &Initialize,
 131   &Decode,
 132   &GetPicture,
 133   &RecyclePicture,
 134   &Flush,
 135   &Reset
 136 };
 137
 138 }  // namespace
 139
 140 PPAPI_THUNK_EXPORT const PPB_VideoDecoder_0_1*
 141     GetPPB_VideoDecoder_0_1_Thunk() {
 142   return &g_ppb_videodecoder_thunk_0_1;
 143 }
 144
 145 PPAPI_THUNK_EXPORT const PPB_VideoDecoder_0_2*
 146     GetPPB_VideoDecoder_0_2_Thunk() {
 147   return &g_ppb_videodecoder_thunk_0_2;
 148 }
 149
 150 }  // namespace thunk
 151 }  // namespace ppapi