ddnet/src/engine/client/video.h
2021-05-01 01:39:37 +02:00

138 lines
2.9 KiB
C++

#ifndef ENGINE_CLIENT_VIDEO_H
#define ENGINE_CLIENT_VIDEO_H
#include <base/system.h>
#if defined(CONF_BACKEND_OPENGL_ES)
#define GL_GLEXT_PROTOTYPES
#include <GL/glu.h>
#include <GLES/gl.h>
#include <GLES/glext.h>
#define glOrtho glOrthof
#else
#include "SDL_opengl.h"
#if defined(CONF_PLATFORM_MACOS)
#include "OpenGL/glu.h"
#else
#include "GL/glu.h"
#endif
#endif
extern "C" {
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libavutil/imgutils.h>
#include <libavutil/opt.h>
#include <libswresample/swresample.h>
#include <libswscale/swscale.h>
};
#include <engine/shared/demo.h>
#include <engine/shared/video.h>
#define ALEN 2048
extern LOCK g_WriteLock;
// a wrapper around a single output AVStream
typedef struct OutputStream
{
AVStream *pSt;
AVCodecContext *pEnc;
/* pts of the next frame that will be generated */
int64 NextPts;
int SamplesCount;
AVFrame *pFrame;
AVFrame *pTmpFrame;
struct SwsContext *pSwsCtx;
struct SwrContext *pSwrCtx;
} OutputStream;
class CVideo : public IVideo
{
public:
CVideo(class CGraphics_Threaded *pGraphics, class IStorage *pStorage, class IConsole *pConsole, int width, int height, const char *name);
~CVideo();
virtual void Start();
virtual void Stop();
virtual void Pause(bool Pause);
virtual bool IsRecording() { return m_Recording; }
virtual void NextVideoFrame();
virtual void NextVideoFrameThread();
virtual bool FrameRendered() { return !m_NextFrame; }
virtual void NextAudioFrame(void (*Mix)(short *pFinalOut, unsigned Frames));
virtual void NextAudioFrameTimeline();
virtual bool AudioFrameRendered() { return !m_NextAudioFrame; }
static IVideo *Current() { return IVideo::ms_pCurrentVideo; }
static void Init() { av_log_set_level(AV_LOG_DEBUG); }
private:
void FillVideoFrame();
void ReadRGBFromGL();
void FillAudioFrame();
bool OpenVideo();
bool OpenAudio();
AVFrame *AllocPicture(enum AVPixelFormat PixFmt, int Width, int Height);
AVFrame *AllocAudioFrame(enum AVSampleFormat SampleFmt, uint64 ChannelLayout, int SampleRate, int NbSamples);
void WriteFrame(OutputStream *pStream) REQUIRES(g_WriteLock);
void FinishFrames(OutputStream *pStream);
void CloseStream(OutputStream *pStream);
bool AddStream(OutputStream *pStream, AVFormatContext *pOC, AVCodec **ppCodec, enum AVCodecID CodecId);
class CGraphics_Threaded *m_pGraphics;
class IStorage *m_pStorage;
class IConsole *m_pConsole;
int m_Width;
int m_Height;
char m_Name[256];
//FILE *m_dbgfile;
int m_Vseq;
short m_aBuffer[ALEN * 2];
int m_Vframe;
int m_FPS;
bool m_Started;
bool m_Recording;
bool m_ProcessingVideoFrame;
bool m_ProcessingAudioFrame;
bool m_NextFrame;
bool m_NextAudioFrame;
bool m_HasAudio;
GLubyte *m_pPixels;
OutputStream m_VideoStream;
OutputStream m_AudioStream;
AVCodec *m_VideoCodec;
AVCodec *m_AudioCodec;
AVDictionary *m_pOptDict;
AVFormatContext *m_pFormatContext;
AVOutputFormat *m_pFormat;
uint8_t *m_pRGB;
int m_SndBufferSize;
};
#endif