| Index: ppapi/shared_impl/audio_impl.h
|
| ===================================================================
|
| --- ppapi/shared_impl/audio_impl.h (revision 113419)
|
| +++ ppapi/shared_impl/audio_impl.h (working copy)
|
| @@ -1,87 +0,0 @@
|
| -// Copyright (c) 2011 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.
|
| -
|
| -#ifndef PPAPI_SHARED_IMPL_AUDIO_IMPL_H_
|
| -#define PPAPI_SHARED_IMPL_AUDIO_IMPL_H_
|
| -
|
| -#include "base/memory/scoped_ptr.h"
|
| -#include "base/shared_memory.h"
|
| -#include "base/sync_socket.h"
|
| -#include "base/threading/simple_thread.h"
|
| -#include "ppapi/c/ppb_audio.h"
|
| -#include "ppapi/shared_impl/resource.h"
|
| -#include "ppapi/thunk/ppb_audio_api.h"
|
| -
|
| -namespace ppapi {
|
| -
|
| -// Implements the logic to map shared memory and run the audio thread signaled
|
| -// from the sync socket. Both the proxy and the renderer implementation use
|
| -// this code.
|
| -class PPAPI_SHARED_EXPORT AudioImpl
|
| - : public thunk::PPB_Audio_API,
|
| - public base::DelegateSimpleThread::Delegate {
|
| - public:
|
| - AudioImpl();
|
| - virtual ~AudioImpl();
|
| -
|
| - bool playing() const { return playing_; }
|
| -
|
| - // Sets the callback information that the background thread will use. This
|
| - // is optional. Without a callback, the thread will not be run. This
|
| - // non-callback mode is used in the renderer with the proxy, since the proxy
|
| - // handles the callback entirely within the plugin process.
|
| - void SetCallback(PPB_Audio_Callback callback, void* user_data);
|
| -
|
| - // Configures the current state to be playing or not. The caller is
|
| - // responsible for ensuring the new state is the opposite of the current one.
|
| - //
|
| - // This is the implementation for PPB_Audio.Start/StopPlayback, except that
|
| - // it does not actually notify the audio system to stop playback, it just
|
| - // configures our object to stop generating callbacks. The actual stop
|
| - // playback request will be done in the derived classes and will be different
|
| - // from the proxy and the renderer.
|
| - void SetStartPlaybackState();
|
| - void SetStopPlaybackState();
|
| -
|
| - // Sets the shared memory and socket handles. This will automatically start
|
| - // playback if we're currently set to play.
|
| - void SetStreamInfo(base::SharedMemoryHandle shared_memory_handle,
|
| - size_t shared_memory_size,
|
| - base::SyncSocket::Handle socket_handle);
|
| -
|
| - private:
|
| - // Starts execution of the audio thread.
|
| - void StartThread();
|
| -
|
| - // DelegateSimpleThread::Delegate implementation. Run on the audio thread.
|
| - virtual void Run();
|
| -
|
| - // True if playing the stream.
|
| - bool playing_;
|
| -
|
| - // Socket used to notify us when audio is ready to accept new samples. This
|
| - // pointer is created in StreamCreated().
|
| - scoped_ptr<base::SyncSocket> socket_;
|
| -
|
| - // Sample buffer in shared memory. This pointer is created in
|
| - // StreamCreated(). The memory is only mapped when the audio thread is
|
| - // created.
|
| - scoped_ptr<base::SharedMemory> shared_memory_;
|
| -
|
| - // The size of the sample buffer in bytes.
|
| - size_t shared_memory_size_;
|
| -
|
| - // When the callback is set, this thread is spawned for calling it.
|
| - scoped_ptr<base::DelegateSimpleThread> audio_thread_;
|
| -
|
| - // Callback to call when audio is ready to accept new samples.
|
| - PPB_Audio_Callback callback_;
|
| -
|
| - // User data pointer passed verbatim to the callback function.
|
| - void* user_data_;
|
| -};
|
| -
|
| -} // namespace ppapi
|
| -
|
| -#endif // PPAPI_SHARED_IMPL_AUDIO_IMPL_H_
|
|
|