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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_VIDEO_ENGINE_VIE_ENCODER_H_
#define WEBRTC_VIDEO_ENGINE_VIE_ENCODER_H_
#include "common_types.h"
#include "rtp_rtcp_defines.h"
#include "typedefs.h"
#include "video_coding_defines.h"
#include "video_processing.h"
#include "vie_defines.h"
#include "vie_file_recorder.h"
#include "vie_frame_provider_base.h"
#include "system_wrappers/interface/scoped_ptr.h"
namespace webrtc {
class CriticalSectionWrapper;
class ProcessThread;
class QMTestVideoSettingsCallback;
class RtpRtcp;
class VideoCodingModule;
class ViEEffectFilter;
class ViEEncoderObserver;
class ViEEncoder
: public RtpVideoFeedback,
public RtcpFeedback,
public VCMPacketizationCallback,
public VCMProtectionCallback,
public VCMSendStatisticsCallback,
public ViEFrameCallback {
public:
ViEEncoder(WebRtc_Word32 engine_id,
WebRtc_Word32 channel_id,
WebRtc_UWord32 number_of_cores,
ProcessThread& module_process_thread);
~ViEEncoder();
// Drops incoming packets before they get to the encoder.
void Pause();
void Restart();
WebRtc_Word32 DropDeltaAfterKey(bool enable);
// Codec settings.
WebRtc_UWord8 NumberOfCodecs();
WebRtc_Word32 GetCodec(WebRtc_UWord8 list_index, VideoCodec& video_codec);
WebRtc_Word32 RegisterExternalEncoder(VideoEncoder* encoder,
WebRtc_UWord8 pl_type);
WebRtc_Word32 DeRegisterExternalEncoder(WebRtc_UWord8 pl_type);
WebRtc_Word32 SetEncoder(const VideoCodec& video_codec);
WebRtc_Word32 GetEncoder(VideoCodec& video_codec);
WebRtc_Word32 GetCodecConfigParameters(
unsigned char config_parameters[kConfigParameterSize],
unsigned char& config_parameters_size);
// Scale or crop/pad image.
WebRtc_Word32 ScaleInputImage(bool enable);
// RTP settings.
RtpRtcp* SendRtpRtcpModule();
// Implementing ViEFrameCallback.
virtual void DeliverFrame(int id,
VideoFrame& video_frame,
int num_csrcs = 0,
const WebRtc_UWord32 CSRC[kRtpCsrcSize] = NULL);
virtual void DelayChanged(int id, int frame_delay);
virtual int GetPreferedFrameSettings(int& width,
int& height,
int& frame_rate);
virtual void ProviderDestroyed(int id) {
return;
}
WebRtc_Word32 EncodeFrame(VideoFrame& video_frame);
WebRtc_Word32 SendKeyFrame();
WebRtc_Word32 SendCodecStatistics(WebRtc_UWord32& num_key_frames,
WebRtc_UWord32& num_delta_frames);
// Loss protection.
WebRtc_Word32 UpdateProtectionMethod();
// Implements VCMPacketizationCallback.
virtual WebRtc_Word32 SendData(
const FrameType frame_type,
const WebRtc_UWord8 payload_type,
const WebRtc_UWord32 time_stamp,
const WebRtc_UWord8* payload_data,
const WebRtc_UWord32 payload_size,
const RTPFragmentationHeader& fragmentation_header,
const RTPVideoHeader* rtp_video_hdr);
// Implements VideoProtectionCallback.
virtual WebRtc_Word32 ProtectionRequest(
WebRtc_UWord8 delta_fecrate,
WebRtc_UWord8 key_fecrate,
bool delta_use_uep_protection,
bool key_use_uep_protection,
bool nack_enabled,
WebRtc_UWord32* sent_video_rate_bps,
WebRtc_UWord32* sent_nack_rate_bps,
WebRtc_UWord32* sent_fec_rate_bps);
// Implements VideoSendStatisticsCallback.
virtual WebRtc_Word32 SendStatistics(const WebRtc_UWord32 bit_rate,
const WebRtc_UWord32 frame_rate);
WebRtc_Word32 RegisterCodecObserver(ViEEncoderObserver* observer);
// Implements RtcpFeedback.
virtual void OnSLIReceived(const WebRtc_Word32 id,
const WebRtc_UWord8 picture_id);
virtual void OnRPSIReceived(const WebRtc_Word32 id,
const WebRtc_UWord64 picture_id);
// Implements RtpVideoFeedback.
virtual void OnReceivedIntraFrameRequest(const WebRtc_Word32 id,
const FrameType type,
const WebRtc_UWord8 stream_idx);
virtual void OnNetworkChanged(const WebRtc_Word32 id,
const WebRtc_UWord32 bitrate_bps,
const WebRtc_UWord8 fraction_lost,
const WebRtc_UWord16 round_trip_time_ms);
// Effect filter.
WebRtc_Word32 RegisterEffectFilter(ViEEffectFilter* effect_filter);
// Recording.
ViEFileRecorder& GetOutgoingFileRecorder();
private:
WebRtc_Word32 engine_id_;
WebRtc_Word32 channel_id_;
const WebRtc_UWord32 number_of_cores_;
VideoCodingModule& vcm_;
VideoProcessingModule& vpm_;
RtpRtcp& default_rtp_rtcp_;
scoped_ptr<CriticalSectionWrapper> callback_cs_;
scoped_ptr<CriticalSectionWrapper> data_cs_;
VideoCodec send_codec_;
bool paused_;
WebRtc_Word64 time_last_intra_request_ms_[kMaxSimulcastStreams];
WebRtc_Word32 channels_dropping_delta_frames_;
bool drop_next_frame_;
bool fec_enabled_;
bool nack_enabled_;
ViEEncoderObserver* codec_observer_;
ViEEffectFilter* effect_filter_;
ProcessThread& module_process_thread_;
bool has_received_sli_;
WebRtc_UWord8 picture_id_sli_;
bool has_received_rpsi_;
WebRtc_UWord64 picture_id_rpsi_;
ViEFileRecorder file_recorder_;
// Quality modes callback
QMTestVideoSettingsCallback* qm_callback_;
};
} // namespace webrtc
#endif // WEBRTC_VIDEO_ENGINE_VIE_ENCODER_H_