ppapi/thunk/ppb_video_decoder_thunk.cc

// Copyright (c) 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// From ppb_video_decoder.idl modified Tue May  6 05:06:35 2014.

#include "ppapi/c/pp_completion_callback.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/c/ppb_video_decoder.h"
#include "ppapi/shared_impl/tracked_callback.h"
#include "ppapi/thunk/enter.h"
#include "ppapi/thunk/ppapi_thunk_export.h"
#include "ppapi/thunk/ppb_video_decoder_api.h"

namespace ppapi {
namespace thunk {

namespace {

PP_Resource Create(PP_Instance instance) {
  VLOG(4) << "PPB_VideoDecoder::Create()";
  EnterResourceCreation enter(instance);
  if (enter.failed())
    return 0;
  return enter.functions()->CreateVideoDecoder(instance);
}

PP_Bool IsVideoDecoder(PP_Resource resource) {
  VLOG(4) << "PPB_VideoDecoder::IsVideoDecoder()";
  EnterResource<PPB_VideoDecoder_API> enter(resource, false);
  return PP_FromBool(enter.succeeded());
}

int32_t Initialize(PP_Resource video_decoder,
                   PP_Resource graphics3d_context,
                   PP_VideoProfile profile,
                   PP_Bool allow_software_fallback,
                   struct PP_CompletionCallback callback) {
  VLOG(4) << "PPB_VideoDecoder::Initialize()";
  EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  if (enter.failed())
    return enter.retval();
  return enter.SetResult(enter.object()->Initialize(graphics3d_context,
                                                    profile,
                                                    allow_software_fallback,
                                                    enter.callback()));
}

int32_t Decode(PP_Resource video_decoder,
               uint32_t decode_id,
               uint32_t size,
               const void* buffer,
               struct PP_CompletionCallback callback) {
  VLOG(4) << "PPB_VideoDecoder::Decode()";
  EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  if (enter.failed())
    return enter.retval();
  return enter.SetResult(enter.object()->Decode(decode_id,
                                                size,
                                                buffer,
                                                enter.callback()));
}

int32_t GetPicture(PP_Resource video_decoder,
                   struct PP_VideoPicture* picture,
                   struct PP_CompletionCallback callback) {
  VLOG(4) << "PPB_VideoDecoder::GetPicture()";
  EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  if (enter.failed())
    return enter.retval();
  return enter.SetResult(enter.object()->GetPicture(picture, enter.callback()));
}

void RecyclePicture(PP_Resource video_decoder,
                    const struct PP_VideoPicture* picture) {
  VLOG(4) << "PPB_VideoDecoder::RecyclePicture()";
  EnterResource<PPB_VideoDecoder_API> enter(video_decoder, true);
  if (enter.failed())
    return;
  enter.object()->RecyclePicture(picture);
}

int32_t Flush(PP_Resource video_decoder,
              struct PP_CompletionCallback callback) {
  VLOG(4) << "PPB_VideoDecoder::Flush()";
  EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  if (enter.failed())
    return enter.retval();
  return enter.SetResult(enter.object()->Flush(enter.callback()));
}

int32_t Reset(PP_Resource video_decoder,
              struct PP_CompletionCallback callback) {
  VLOG(4) << "PPB_VideoDecoder::Reset()";
  EnterResource<PPB_VideoDecoder_API> enter(video_decoder, callback, true);
  if (enter.failed())
    return enter.retval();
  return enter.SetResult(enter.object()->Reset(enter.callback()));
}

const PPB_VideoDecoder_0_1 g_ppb_videodecoder_thunk_0_1 = {
  &Create,
  &IsVideoDecoder,
  &Initialize,
  &Decode,
  &GetPicture,
  &RecyclePicture,
  &Flush,
  &Reset
};

}  // namespace

PPAPI_THUNK_EXPORT const PPB_VideoDecoder_0_1*
    GetPPB_VideoDecoder_0_1_Thunk() {
  return &g_ppb_videodecoder_thunk_0_1;
}

}  // namespace thunk
}  // namespace ppapi