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Unified Diff: webkit/plugins/ppapi/ppb_audio_impl.cc

Issue 20165002: Move webkit/plugins/ppapi to content/renderer/pepper. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: more more clang fun Created 7 years, 5 months ago
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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
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