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// Copyright 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.
#ifndef PPAPI_PROXY_MEDIA_STREAM_AUDIO_TRACK_RESOURCE_H_
#define PPAPI_PROXY_MEDIA_STREAM_AUDIO_TRACK_RESOURCE_H_
#include <map>
#include <string>
#include "base/memory/ref_counted.h"
#include "ppapi/proxy/media_stream_track_resource_base.h"
#include "ppapi/proxy/ppapi_proxy_export.h"
#include "ppapi/thunk/ppb_media_stream_audio_track_api.h"
namespace ppapi {
namespace proxy {
class AudioBufferResource;
class PPAPI_PROXY_EXPORT MediaStreamAudioTrackResource
: public MediaStreamTrackResourceBase,
public thunk::PPB_MediaStreamAudioTrack_API {
public:
MediaStreamAudioTrackResource(Connection connection,
PP_Instance instance,
int pending_renderer_id,
const std::string& id);
virtual ~MediaStreamAudioTrackResource();
// Resource overrides:
virtual thunk::PPB_MediaStreamAudioTrack_API*
AsPPB_MediaStreamAudioTrack_API() OVERRIDE;
// PPB_MediaStreamAudioTrack_API overrides:
virtual PP_Var GetId() OVERRIDE;
virtual PP_Bool HasEnded() OVERRIDE;
virtual int32_t Configure(const int32_t attrib_list[],
scoped_refptr<TrackedCallback> callback) OVERRIDE;
virtual int32_t GetAttrib(PP_MediaStreamAudioTrack_Attrib attrib,
int32_t* value) OVERRIDE;
virtual int32_t GetBuffer(
PP_Resource* buffer,
scoped_refptr<TrackedCallback> callback) OVERRIDE;
virtual int32_t RecycleBuffer(PP_Resource buffer) OVERRIDE;
virtual void Close() OVERRIDE;
// MediaStreamBufferManager::Delegate overrides:
virtual void OnNewBufferEnqueued() OVERRIDE;
private:
PP_Resource GetAudioBuffer();
void ReleaseBuffers();
// IPC message handlers.
void OnPluginMsgConfigureReply(const ResourceMessageReplyParams& params);
// Allocated buffer resources by |GetBuffer()|.
typedef std::map<PP_Resource, scoped_refptr<AudioBufferResource> > BufferMap;
BufferMap buffers_;
PP_Resource* get_buffer_output_;
scoped_refptr<TrackedCallback> configure_callback_;
scoped_refptr<TrackedCallback> get_buffer_callback_;
DISALLOW_COPY_AND_ASSIGN(MediaStreamAudioTrackResource);
};
} // namespace proxy
} // namespace ppapi
#endif // PPAPI_PROXY_MEDIA_STREAM_AUDIO_TRACK_RESOURCE_H_
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