1 files changed, 111 insertions, 0 deletions
diff --git a/video/webm_recorder.h b/video/webm_recorder.h
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--- /dev/null
+++ b/video/webm_recorder.h
@@ -0,0 +1,111 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+//----------------------------------------------------------------------------------------
+
+#ifndef WEBM_RECORDER_H
+#define WEBM_RECORDER_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+//--------------------------------------------------------------------------------
+//#include ""
+
+#include "video/ivideoservices.h"
+
+#include "video_macros.h"
+#include "webm_common.h"
+
+// comment out to prevent logging of creation data
+//#define LOG_ENCODER_OPERATIONS
+
+#if defined( LOG_ENCODER_OPERATIONS ) || defined( LOG_ENCODER_AUDIO_OPERATIONS ) ||  defined ( LOG_FRAMES_TO_TGA ) || defined ( ENABLE_EXTERNAL_ENCODER_LOGGING )
+	#include <filesystem.h>
+#endif
+
+
+class CWebMVideoRecorder : public IVideoRecorder
+{
+public:
+	CWebMVideoRecorder();
+	~CWebMVideoRecorder();
+
+	virtual bool EstimateMovieFileSize( size_t *pEstSize, int movieWidth, int movieHeight, VideoFrameRate_t movieFps, float movieDuration, VideoEncodeCodec_t theCodec, int videoQuality,  AudioEncodeSourceFormat_t srcAudioFormat = AudioEncodeSourceFormat::AUDIO_NONE, int audioSampleRate = 0 );
+
+	virtual bool CreateNewMovieFile( const char *pFilename, bool hasAudioTrack = false );
+		
+	virtual bool SetMovieVideoParameters( VideoEncodeCodec_t theCodec, int videoQuality,  int movieFrameWidth, int movieFrameHeight, VideoFrameRate_t movieFPS, VideoEncodeGamma_t gamma = VideoEncodeGamma::NO_GAMMA_ADJUST );
+	virtual bool SetMovieSourceImageParameters( VideoEncodeSourceFormat_t srcImageFormat, int imgWidth, int imgHeight );
+	virtual bool SetMovieSourceAudioParameters( AudioEncodeSourceFormat_t srcAudioFormat = AudioEncodeSourceFormat::AUDIO_NONE, int audioSampleRate = 0, AudioEncodeOptions_t audioOptions = AudioEncodeOptions::NO_AUDIO_OPTIONS, int audioSampleGroupSize = 0 );
+		
+	virtual bool IsReadyToRecord();
+	virtual VideoResult_t GetLastResult();
+		
+	virtual bool AppendVideoFrame( void *pFrameBuffer, int nStrideAdjustBytes = 0 );
+	virtual bool AppendAudioSamples( void *pSampleBuffer, size_t sampleSize );
+		
+	virtual int GetFrameCount();
+	virtual int GetSampleCount();
+	virtual int GetSampleRate();
+	virtual VideoFrameRate_t GetFPS();
+		
+	virtual bool AbortMovie();
+	virtual bool FinishMovie( bool SaveMovieToDisk = true );
+
+private:
+	bool FlushAudioSamples();
+	void ConvertBGRAToYV12( void *pFrameBuffer, int nStrideAdjustBytes, vpx_image_t *m_SrcImageYV12Buffer, bool fIncludesAlpha );
+	void SetResult( VideoResult_t resultCode );
+		
+	float GetVideoDataRate( int quality, int width, int height );
+	float GetAudioDataRate( int quality, int width, int height );
+		
+	VideoResult_t m_LastResult;
+	bool m_bHasAudio;
+	bool m_bMovieFinished;
+
+	int m_nFramesAdded;
+	int m_nAudioFramesAdded;
+	int m_nSamplesAdded;
+
+	VideoFrameRate_t m_MovieRecordFPS;
+	int m_MovieTimeScale;
+	int m_DurationPerFrame;
+
+	unsigned long m_FrameDuration;
+
+	int m_MovieFrameWidth;
+	int m_MovieFrameHeight;
+
+	vpx_image_t *m_SrcImageYV12Buffer;
+
+	VideoEncodeGamma_t m_MovieGamma;
+
+	VideoEncodeSourceFormat_t m_SrcImageFormat;
+	int m_SrcImageWidth;
+	int m_SrcImageHeight;
+
+	// WebM VPX
+	vpx_codec_ctx_t m_vpxContext;
+	vpx_codec_enc_cfg_t m_vpxConfig;
+	mkvmuxer::MkvWriter m_mkvWriter;
+	mkvmuxer::Segment m_mkvMuxerSegment;
+	uint64 m_vid_track;
+
+	// Vorbis audio
+	uint64 m_aud_track;
+	int m_audioChannels;
+	int m_audioSampleRate;
+	int m_audioSampleGroupSize;
+	int m_audioBitDepth;
+
+	vorbis_info m_vi;
+	vorbis_dsp_state m_vd;
+	vorbis_block m_vb;
+	vorbis_comment m_vc;
+};
+
+
+
+#endif // WEBM_RECORDER_H