Index: webkit/plugins/ppapi/ppb_audio_impl.cc |
=================================================================== |
--- webkit/plugins/ppapi/ppb_audio_impl.cc (revision 213561) |
+++ webkit/plugins/ppapi/ppb_audio_impl.cc (working copy) |
@@ -1,161 +0,0 @@ |
-// 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 "webkit/plugins/ppapi/ppb_audio_impl.h" |
- |
-#include "base/logging.h" |
-#include "media/audio/audio_output_controller.h" |
-#include "ppapi/c/pp_completion_callback.h" |
-#include "ppapi/c/ppb_audio.h" |
-#include "ppapi/c/ppb_audio_config.h" |
-#include "ppapi/shared_impl/resource_tracker.h" |
-#include "ppapi/thunk/enter.h" |
-#include "ppapi/thunk/ppb_audio_config_api.h" |
-#include "ppapi/thunk/thunk.h" |
-#include "webkit/plugins/ppapi/common.h" |
-#include "webkit/plugins/ppapi/resource_helper.h" |
- |
-using ppapi::PpapiGlobals; |
-using ppapi::thunk::EnterResourceNoLock; |
-using ppapi::thunk::PPB_Audio_API; |
-using ppapi::thunk::PPB_AudioConfig_API; |
-using ppapi::TrackedCallback; |
- |
-namespace webkit { |
-namespace ppapi { |
- |
-// PPB_Audio_Impl -------------------------------------------------------------- |
- |
-PPB_Audio_Impl::PPB_Audio_Impl(PP_Instance instance) |
- : Resource(::ppapi::OBJECT_IS_IMPL, instance), |
- audio_(NULL), |
- sample_frame_count_(0) { |
-} |
- |
-PPB_Audio_Impl::~PPB_Audio_Impl() { |
- // Calling ShutDown() makes sure StreamCreated cannot be called anymore and |
- // releases the audio data associated with the pointer. Note however, that |
- // until ShutDown returns, StreamCreated may still be called. This will be |
- // OK since we'll just immediately clean up the data it stored later in this |
- // destructor. |
- if (audio_) { |
- audio_->ShutDown(); |
- audio_ = NULL; |
- } |
-} |
- |
-// static |
-PP_Resource PPB_Audio_Impl::Create(PP_Instance instance, |
- PP_Resource config, |
- PPB_Audio_Callback audio_callback, |
- void* user_data) { |
- scoped_refptr<PPB_Audio_Impl> audio(new PPB_Audio_Impl(instance)); |
- if (!audio->Init(config, audio_callback, user_data)) |
- return 0; |
- return audio->GetReference(); |
-} |
- |
-PPB_Audio_API* PPB_Audio_Impl::AsPPB_Audio_API() { |
- return this; |
-} |
- |
-bool PPB_Audio_Impl::Init(PP_Resource config, |
- PPB_Audio_Callback callback, void* user_data) { |
- // Validate the config and keep a reference to it. |
- EnterResourceNoLock<PPB_AudioConfig_API> enter(config, true); |
- if (enter.failed()) |
- return false; |
- config_ = config; |
- |
- if (!callback) |
- return false; |
- SetCallback(callback, user_data); |
- |
- PluginDelegate* plugin_delegate = ResourceHelper::GetPluginDelegate(this); |
- if (!plugin_delegate) |
- return false; |
- |
- // When the stream is created, we'll get called back on StreamCreated(). |
- CHECK(!audio_); |
- audio_ = plugin_delegate->CreateAudioOutput( |
- enter.object()->GetSampleRate(), enter.object()->GetSampleFrameCount(), |
- this); |
- sample_frame_count_ = enter.object()->GetSampleFrameCount(); |
- return audio_ != NULL; |
-} |
- |
-PP_Resource PPB_Audio_Impl::GetCurrentConfig() { |
- // AddRef on behalf of caller, while keeping a ref for ourselves. |
- PpapiGlobals::Get()->GetResourceTracker()->AddRefResource(config_); |
- return config_; |
-} |
- |
-PP_Bool PPB_Audio_Impl::StartPlayback() { |
- if (!audio_) |
- return PP_FALSE; |
- if (playing()) |
- return PP_TRUE; |
- SetStartPlaybackState(); |
- return BoolToPPBool(audio_->StartPlayback()); |
-} |
- |
-PP_Bool PPB_Audio_Impl::StopPlayback() { |
- if (!audio_) |
- return PP_FALSE; |
- if (!playing()) |
- return PP_TRUE; |
- if (!audio_->StopPlayback()) |
- return PP_FALSE; |
- SetStopPlaybackState(); |
- return PP_TRUE; |
-} |
- |
-int32_t PPB_Audio_Impl::Open( |
- PP_Resource config, |
- scoped_refptr<TrackedCallback> create_callback) { |
- // Validate the config and keep a reference to it. |
- EnterResourceNoLock<PPB_AudioConfig_API> enter(config, true); |
- if (enter.failed()) |
- return PP_ERROR_FAILED; |
- config_ = config; |
- |
- PluginDelegate* plugin_delegate = ResourceHelper::GetPluginDelegate(this); |
- if (!plugin_delegate) |
- return PP_ERROR_FAILED; |
- |
- // When the stream is created, we'll get called back on StreamCreated(). |
- DCHECK(!audio_); |
- audio_ = plugin_delegate->CreateAudioOutput( |
- enter.object()->GetSampleRate(), enter.object()->GetSampleFrameCount(), |
- this); |
- if (!audio_) |
- return PP_ERROR_FAILED; |
- |
- // At this point, we are guaranteeing ownership of the completion |
- // callback. Audio promises to fire the completion callback |
- // once and only once. |
- SetCreateCallback(create_callback); |
- |
- return PP_OK_COMPLETIONPENDING; |
-} |
- |
-int32_t PPB_Audio_Impl::GetSyncSocket(int* sync_socket) { |
- return GetSyncSocketImpl(sync_socket); |
-} |
- |
-int32_t PPB_Audio_Impl::GetSharedMemory(int* shm_handle, |
- uint32_t* shm_size) { |
- return GetSharedMemoryImpl(shm_handle, shm_size); |
-} |
- |
-void PPB_Audio_Impl::OnSetStreamInfo( |
- base::SharedMemoryHandle shared_memory_handle, |
- size_t shared_memory_size, |
- base::SyncSocket::Handle socket_handle) { |
- SetStreamInfo(pp_instance(), shared_memory_handle, shared_memory_size, |
- socket_handle, sample_frame_count_); |
-} |
- |
-} // namespace ppapi |
-} // namespace webkit |