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-rw-r--r--chromium/content/renderer/media/rtc_video_encoder.h104
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diff --git a/chromium/content/renderer/media/rtc_video_encoder.h b/chromium/content/renderer/media/rtc_video_encoder.h
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--- a/chromium/content/renderer/media/rtc_video_encoder.h
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-// Copyright 2013 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 CONTENT_RENDERER_MEDIA_RTC_VIDEO_ENCODER_H_
-#define CONTENT_RENDERER_MEDIA_RTC_VIDEO_ENCODER_H_
-
-#include <vector>
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "base/threading/thread_checker.h"
-#include "base/time/time.h"
-#include "content/common/content_export.h"
-#include "media/base/video_decoder_config.h"
-#include "third_party/webrtc/modules/video_coding/codecs/interface/video_codec_interface.h"
-#include "ui/gfx/size.h"
-
-namespace base {
-
-class MessageLoopProxy;
-
-} // namespace base
-
-namespace content {
-
-class RendererGpuVideoAcceleratorFactories;
-
-// RTCVideoEncoder uses a media::VideoEncodeAccelerator to implement a
-// webrtc::VideoEncoder class for WebRTC. Internally, VEA methods are
-// trampolined to a private RTCVideoEncoder::Impl instance. The Impl class runs
-// on the worker thread queried from the |gpu_factories_|, which is presently
-// the media thread. RTCVideoEncoder itself is run and destroyed on the thread
-// it is constructed on, which is presently the libjingle worker thread.
-// Callbacks from the Impl due to its VEA::Client notifications are also posted
-// back to RTCVideoEncoder on this thread.
-class CONTENT_EXPORT RTCVideoEncoder
- : NON_EXPORTED_BASE(public webrtc::VideoEncoder) {
- public:
- RTCVideoEncoder(
- webrtc::VideoCodecType type,
- media::VideoCodecProfile profile,
- const scoped_refptr<RendererGpuVideoAcceleratorFactories>& gpu_factories);
- virtual ~RTCVideoEncoder();
-
- // webrtc::VideoEncoder implementation. Tasks are posted to |impl_| using the
- // appropriate VEA methods.
- virtual int32_t InitEncode(const webrtc::VideoCodec* codec_settings,
- int32_t number_of_cores,
- uint32_t max_payload_size) OVERRIDE;
- virtual int32_t Encode(
- const webrtc::I420VideoFrame& input_image,
- const webrtc::CodecSpecificInfo* codec_specific_info,
- const std::vector<webrtc::VideoFrameType>* frame_types) OVERRIDE;
- virtual int32_t RegisterEncodeCompleteCallback(
- webrtc::EncodedImageCallback* callback) OVERRIDE;
- virtual int32_t Release() OVERRIDE;
- virtual int32_t SetChannelParameters(uint32_t packet_loss, int rtt) OVERRIDE;
- virtual int32_t SetRates(uint32_t new_bit_rate, uint32_t frame_rate) OVERRIDE;
-
- private:
- class Impl;
- friend class RTCVideoEncoder::Impl;
-
- // Return an encoded output buffer to WebRTC.
- void ReturnEncodedImage(scoped_ptr<webrtc::EncodedImage> image,
- int32 bitstream_buffer_id);
-
- void NotifyError(int32_t error);
-
- base::ThreadChecker thread_checker_;
-
- // The video codec type, as reported to WebRTC.
- const webrtc::VideoCodecType video_codec_type_;
-
- // The video codec profile, to configure the encoder to encode to.
- const media::VideoCodecProfile video_codec_profile_;
-
- // Factory for creating VEAs, shared memory buffers, etc.
- scoped_refptr<RendererGpuVideoAcceleratorFactories> gpu_factories_;
-
- // Weak pointer and factory for posting back VEA::Client notifications to
- // RTCVideoEncoder.
- scoped_ptr<base::WeakPtrFactory<RTCVideoEncoder> > weak_this_factory_;
-
- // webrtc::VideoEncoder encode complete callback.
- webrtc::EncodedImageCallback* encoded_image_callback_;
-
- // The RTCVideoEncoder::Impl that does all the work.
- scoped_refptr<Impl> impl_;
-
- // We cannot immediately return error conditions to the WebRTC user of this
- // class, as there is no error callback in the webrtc::VideoEncoder interface.
- // Instead, we cache an error status here and return it the next time an
- // interface entry point is called.
- int32_t impl_status_;
-
- DISALLOW_COPY_AND_ASSIGN(RTCVideoEncoder);
-};
-
-} // namespace content
-
-#endif // CONTENT_RENDERER_MEDIA_RTC_VIDEO_ENCODER_H_