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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_VIDEO_TRACK_RESOURCE_H_
#define PPAPI_PROXY_MEDIA_STREAM_VIDEO_TRACK_RESOURCE_H_
#include <stdint.h>
#include <map>
#include "base/macros.h"
#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_video_track_api.h"
namespace ppapi {
namespace proxy {
class VideoFrameResource;
class PPAPI_PROXY_EXPORT MediaStreamVideoTrackResource
: public MediaStreamTrackResourceBase,
public thunk::PPB_MediaStreamVideoTrack_API {
public:
MediaStreamVideoTrackResource(Connection connection,
PP_Instance instance,
int pending_renderer_id,
const std::string& id);
MediaStreamVideoTrackResource(Connection connection, PP_Instance instance);
~MediaStreamVideoTrackResource() override;
// Resource overrides:
thunk::PPB_MediaStreamVideoTrack_API* AsPPB_MediaStreamVideoTrack_API()
override;
// PPB_MediaStreamVideoTrack_API overrides:
PP_Var GetId() override;
PP_Bool HasEnded() override;
int32_t Configure(const int32_t attrib_list[],
scoped_refptr<TrackedCallback> callback) override;
int32_t GetAttrib(PP_MediaStreamVideoTrack_Attrib attrib,
int32_t* value) override;
int32_t GetFrame(PP_Resource* frame,
scoped_refptr<TrackedCallback> callback) override;
int32_t RecycleFrame(PP_Resource frame) override;
void Close() override;
int32_t GetEmptyFrame(PP_Resource* frame,
scoped_refptr<TrackedCallback> callback) override;
int32_t PutFrame(PP_Resource frame) override;
// MediaStreamBufferManager::Delegate overrides:
void OnNewBufferEnqueued() override;
private:
PP_Resource GetVideoFrame();
void ReleaseFrames();
// IPC message handlers.
void OnPluginMsgConfigureReply(const ResourceMessageReplyParams& params,
const std::string& track_id);
// Allocated frame resources by |GetFrame()|.
typedef std::map<PP_Resource, scoped_refptr<VideoFrameResource> > FrameMap;
FrameMap frames_;
PP_Resource* get_frame_output_;
scoped_refptr<TrackedCallback> get_frame_callback_;
scoped_refptr<TrackedCallback> configure_callback_;
DISALLOW_COPY_AND_ASSIGN(MediaStreamVideoTrackResource);
};
} // namespace proxy
} // namespace ppapi
#endif // PPAPI_PROXY_MEDIA_STREAM_VIDEO_TRACK_RESOURCE_H_
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