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 Tue May  6 05:06:35 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(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()->Initialize(graphics3d_context,
  44                                                     profile,
  45                                                     allow_software_fallback,
  46                                                     enter.callback()));
  47 }
  48
  49 int32_t Decode(PP_Resource video_decoder,
  50                uint32_t decode_id,
  51                uint32_t size,
  52                const void* buffer,
  53                struct PP_CompletionCallback callback) {
  54   VLOG(4) << "PPB_VideoDecoder::Decode()";
  55   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  56   if (enter.failed())
  57     return enter.retval();
  58   return enter.SetResult(enter.object()->Decode(decode_id,
  59                                                 size,
  60                                                 buffer,
  61                                                 enter.callback()));
  62 }
  63
  64 int32_t GetPicture(PP_Resource video_decoder,
  65                    struct PP_VideoPicture* picture,
  66                    struct PP_CompletionCallback callback) {
  67   VLOG(4) << "PPB_VideoDecoder::GetPicture()";
  68   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  69   if (enter.failed())
  70     return enter.retval();
  71   return enter.SetResult(enter.object()->GetPicture(picture, enter.callback()));
  72 }
  73
  74 void RecyclePicture(PP_Resource video_decoder,
  75                     const struct PP_VideoPicture* picture) {
  76   VLOG(4) << "PPB_VideoDecoder::RecyclePicture()";
  77   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, true);
  78   if (enter.failed())
  79     return;
  80   enter.object()->RecyclePicture(picture);
  81 }
  82
  83 int32_t Flush(PP_Resource video_decoder,
  84               struct PP_CompletionCallback callback) {
  85   VLOG(4) << "PPB_VideoDecoder::Flush()";
  86   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  87   if (enter.failed())
  88     return enter.retval();
  89   return enter.SetResult(enter.object()->Flush(enter.callback()));
  90 }
  91
  92 int32_t Reset(PP_Resource video_decoder,
  93               struct PP_CompletionCallback callback) {
  94   VLOG(4) << "PPB_VideoDecoder::Reset()";
  95   EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  96   if (enter.failed())
  97     return enter.retval();
  98   return enter.SetResult(enter.object()->Reset(enter.callback()));
  99 }
 100
 101 const PPB_VideoDecoder_0_1 g_ppb_videodecoder_thunk_0_1 = {
 102   &Create,
 103   &IsVideoDecoder,
 104   &Initialize,
 105   &Decode,
 106   &GetPicture,
 107   &RecyclePicture,
 108   &Flush,
 109   &Reset
 110 };
 111
 112 }  // namespace
 113
 114 PPAPI_THUNK_EXPORT const PPB_VideoDecoder_0_1*
 115     GetPPB_VideoDecoder_0_1_Thunk() {
 116   return &g_ppb_videodecoder_thunk_0_1;
 117 }
 118
 119 }  // namespace thunk
 120 }  // namespace ppapi