text: // Copyright (c) 2012 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.
  
  #include "ppapi/shared_impl/ppb_audio_config_shared.h"
  #include "ppapi/thunk/thunk.h"
  #include "ppapi/thunk/enter.h"
  #include "ppapi/thunk/ppb_audio_config_api.h"
  #include "ppapi/thunk/resource_creation_api.h"
  
  namespace ppapi {
  namespace thunk {
  
  namespace {
  
  PP_Resource CreateStereo16bit(PP_Instance instance,
                                PP_AudioSampleRate sample_rate,
                                uint32_t sample_frame_count) {
    EnterResourceCreation enter(instance);
    if (enter.failed())
      return 0;
    return enter.functions()->CreateAudioConfig(instance, sample_rate,
                                                sample_frame_count);
  }
  
  uint32_t RecommendSampleFrameCount_1_0(PP_AudioSampleRate sample_rate,
                                         uint32_t requested_sample_frame_count) {
    return PPB_AudioConfig_Shared::RecommendSampleFrameCount_1_0(sample_rate,
        requested_sample_frame_count);
  }
  
  uint32_t RecommendSampleFrameCount_1_1(PP_Instance instance,
                                         PP_AudioSampleRate sample_rate,
                                         uint32_t requested_sample_frame_count) {
    EnterInstance enter(instance);
    if (enter.failed())
      return 0;
    return PPB_AudioConfig_Shared::RecommendSampleFrameCount_1_1(instance,
        sample_rate, requested_sample_frame_count);
  }
  
  
  PP_Bool IsAudioConfig(PP_Resource resource) {
    EnterResource<PPB_AudioConfig_API> enter(resource, false);
    return PP_FromBool(enter.succeeded());
  }
  
  PP_AudioSampleRate GetSampleRate(PP_Resource config_id) {
    EnterResource<PPB_AudioConfig_API> enter(config_id, true);
    if (enter.failed())
      return PP_AUDIOSAMPLERATE_NONE;
    return enter.object()->GetSampleRate();
  }
  
  uint32_t GetSampleFrameCount(PP_Resource config_id) {
    EnterResource<PPB_AudioConfig_API> enter(config_id, true);
    if (enter.failed())
      return 0;
    return enter.object()->GetSampleFrameCount();
  }
  
  PP_AudioSampleRate RecommendSampleRate(PP_Instance instance) {
    EnterInstance enter(instance);
    if (enter.failed())
      return PP_AUDIOSAMPLERATE_NONE;
    return PPB_AudioConfig_Shared::RecommendSampleRate(instance);
  }
  
  const PPB_AudioConfig_1_0 g_ppb_audio_config_thunk_1_0 = {
    &CreateStereo16bit,
    &RecommendSampleFrameCount_1_0,
    &IsAudioConfig,
    &GetSampleRate,
    &GetSampleFrameCount
  };
  
  const PPB_AudioConfig_1_1 g_ppb_audio_config_thunk_1_1 = {
    &CreateStereo16bit,
    &RecommendSampleFrameCount_1_1,
    &IsAudioConfig,
    &GetSampleRate,
    &GetSampleFrameCount,
    &RecommendSampleRate
  };
  
  
  }  // namespace
  
  const PPB_AudioConfig_1_0* GetPPB_AudioConfig_1_0_Thunk() {
    return &g_ppb_audio_config_thunk_1_0;
  }
  
  const PPB_AudioConfig_1_1* GetPPB_AudioConfig_1_1_Thunk() {
    return &g_ppb_audio_config_thunk_1_1;
  }
  
  }  // namespace thunk
  }  // namespace ppapi
  