mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 16:33:02 +00:00
Reorganize code to move more things out of main().
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@21093 b3059339-0415-0410-9bf9-f77b7e298cf2
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uau
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@ -66,6 +66,8 @@ typedef struct {
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// timing (mostly for mpeg):
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double pts; // predicted/interpolated PTS of the current frame
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double i_pts; // PTS for the _next_ I/P frame
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float next_frame_time;
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double last_pts;
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double buffered_pts[20];
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int num_buffered_pts;
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// output format: (set by demuxer)
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179
mplayer.c
179
mplayer.c
@ -3331,6 +3331,10 @@ static int reinit_video_chain(void) {
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if (sh_video->codec)
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mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_CODEC=%s\n", sh_video->codec->name);
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sh_video->last_pts = MP_NOPTS_VALUE;
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sh_video->num_buffered_pts = 0;
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sh_video->next_frame_time = 0;
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if(auto_quality>0){
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// Auto quality option enabled
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output_quality=get_video_quality_max(sh_video);
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@ -3351,6 +3355,82 @@ err_out:
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return 0;
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}
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static double update_video(int *blit_frame)
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{
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//-------------------- Decode a frame: -----------------------
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double frame_time;
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*blit_frame = 0; // Don't blit if we hit EOF
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if (!correct_pts) {
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unsigned char* start=NULL;
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void *decoded_frame;
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int drop_frame=0;
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int in_size;
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current_module = "video_read_frame";
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frame_time = sh_video->next_frame_time;
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in_size = video_read_frame(sh_video, &sh_video->next_frame_time,
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&start, force_fps);
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if (in_size < 0)
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return -1;
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if (in_size > max_framesize)
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max_framesize = in_size; // stats
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sh_video->timer += frame_time;
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if (sh_audio)
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sh_audio->delay -= frame_time;
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// video_read_frame can change fps (e.g. for ASF video)
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vo_fps = sh_video->fps;
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// check for frame-drop:
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current_module = "check_framedrop";
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if (sh_audio && !d_audio->eof) {
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static int dropped_frames;
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float delay = playback_speed*audio_out->get_delay();
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float d = delay-sh_audio->delay;
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// we should avoid dropping too many frames in sequence unless we
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// are too late. and we allow 100ms A-V delay here:
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if (d < -dropped_frames*frame_time-0.100 &&
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osd_function != OSD_PAUSE) {
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drop_frame = frame_dropping;
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++drop_frame_cnt;
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++dropped_frames;
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} else
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drop_frame = dropped_frames = 0;
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++total_frame_cnt;
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}
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update_subtitles();
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update_osd_msg();
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current_module = "decode_video";
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decoded_frame = decode_video(sh_video, start, in_size, drop_frame,
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sh_video->pts);
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current_module = "filter_video";
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*blit_frame = (decoded_frame && filter_video(sh_video, decoded_frame,
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sh_video->pts));
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}
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else {
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if (!generate_video_frame(sh_video, d_video))
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return -1;
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((vf_instance_t *)sh_video->vfilter)->control(sh_video->vfilter,
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VFCTRL_GET_PTS, &sh_video->pts);
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if (sh_video->pts == MP_NOPTS_VALUE) {
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mp_msg(MSGT_CPLAYER, MSGL_ERR, "pts after filters MISSING\n");
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sh_video->pts = sh_video->last_pts;
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}
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if (sh_video->last_pts == MP_NOPTS_VALUE)
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sh_video->last_pts= sh_video->pts;
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else if (sh_video->last_pts >= sh_video->pts) {
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sh_video->last_pts = sh_video->pts;
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mp_msg(MSGT_CPLAYER, MSGL_WARN, "pts value <= previous");
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}
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frame_time = sh_video->pts - sh_video->last_pts;
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sh_video->last_pts = sh_video->pts;
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sh_video->timer += frame_time;
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if(sh_audio)
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sh_audio->delay -= frame_time;
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*blit_frame = 1;
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}
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return frame_time;
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}
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int main(int argc,char* argv[]){
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@ -4410,12 +4490,8 @@ fflush(stdout);
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//float v_frame=0; // Video
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float time_frame=0; // Timer
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//float num_frames=0; // number of frames played
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double last_pts = MP_NOPTS_VALUE;
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int grab_frames=0;
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int drop_frame=0; // current dropping status
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int dropped_frames=0; // how many frames dropped since last non-dropped frame
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float next_frame_time=0;
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int frame_time_remaining=0; // flag
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int blit_frame=0;
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int was_paused=0;
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@ -4531,91 +4607,20 @@ if(!sh_video) {
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/*========================== PLAY VIDEO ============================*/
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float frame_time=next_frame_time;
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vo_pts=sh_video->timer*90000.0;
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vo_fps=sh_video->fps;
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if(!frame_time_remaining){
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//-------------------- Decode a frame: -----------------------
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blit_frame = 0; // Don't blit if we hit EOF
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if (!correct_pts) while(1)
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{ unsigned char* start=NULL;
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void *decoded_frame;
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int in_size;
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// get it!
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current_module="video_read_frame";
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in_size=video_read_frame(sh_video,&next_frame_time,&start,force_fps);
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if(in_size<0){ eof=1; break; }
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if(in_size>max_framesize) max_framesize=in_size; // stats
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sh_video->timer+=frame_time;
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if(sh_audio) sh_audio->delay-=frame_time;
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time_frame += frame_time / playback_speed; // for nosound
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// video_read_frame can change fps (e.g. for ASF video)
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vo_fps = sh_video->fps;
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// check for frame-drop:
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current_module="check_framedrop";
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if(sh_audio && !d_audio->eof){
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float delay=playback_speed*audio_out->get_delay();
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float d=delay-sh_audio->delay;
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// we should avoid dropping too many frames in sequence unless we
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// are too late. and we allow 100ms A-V delay here:
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if(d<-dropped_frames*frame_time-0.100 && osd_function != OSD_PAUSE){
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drop_frame=frame_dropping;
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++drop_frame_cnt;
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++dropped_frames;
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} else {
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drop_frame=dropped_frames=0;
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}
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++total_frame_cnt;
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}
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// decode:
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// printf("Decode! %p %d \n",start,in_size);
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update_subtitles();
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update_osd_msg();
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current_module = "decode_video";
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decoded_frame = decode_video(sh_video,start,in_size,drop_frame, sh_video->pts);
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current_module = "filter video";
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blit_frame = (decoded_frame && filter_video(sh_video, decoded_frame,
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sh_video->pts));
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break;
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}
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else while (1) {
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if (!generate_video_frame(sh_video, d_video)) {
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eof = 1;
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break;
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}
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((vf_instance_t *)sh_video->vfilter)->control(sh_video->vfilter,
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VFCTRL_GET_PTS, &sh_video->pts);
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if (sh_video->pts == MP_NOPTS_VALUE) {
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mp_msg(MSGT_CPLAYER, MSGL_ERR, "pts after filters MISSING\n");
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sh_video->pts = last_pts;
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}
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if (last_pts == MP_NOPTS_VALUE)
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last_pts = sh_video->pts;
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else if (last_pts >= sh_video->pts) {
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last_pts = sh_video->pts;
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mp_msg(MSGT_CPLAYER, MSGL_WARN, "pts value <= previous");
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}
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frame_time = sh_video->pts - last_pts;
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last_pts = sh_video->pts;
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sh_video->timer += frame_time;
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time_frame += frame_time / playback_speed; // for nosound
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if(sh_audio)
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sh_audio->delay -= frame_time;
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blit_frame = 1;
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break;
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}
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//------------------------ frame decoded. --------------------
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mp_dbg(MSGT_AVSYNC,MSGL_DBG2,"*** ftime=%5.3f ***\n",frame_time);
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if(sh_video->vf_inited<0){
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mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_NotInitializeVOPorVO);
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eof=1; goto goto_next_file;
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}
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if (!frame_time_remaining) {
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double frame_time = update_video(&blit_frame);
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mp_dbg(MSGT_AVSYNC,MSGL_DBG2,"*** ftime=%5.3f ***\n",frame_time);
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if (sh_video->vf_inited < 0) {
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mp_msg(MSGT_CPLAYER,MSGL_FATAL, MSGTR_NotInitializeVOPorVO);
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eof = 1; goto goto_next_file;
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}
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if (frame_time < 0)
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eof = 1;
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else
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time_frame += frame_time / playback_speed; // for nosound
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}
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// ==========================================================================
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@ -5541,7 +5546,7 @@ if(rel_seek_secs || abs_seek_pos){
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resync_video_stream(sh_video);
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if(vo_config_count) video_out->control(VOCTRL_RESET,NULL);
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sh_video->num_buffered_pts = 0;
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last_pts = MP_NOPTS_VALUE;
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sh_video->last_pts = MP_NOPTS_VALUE;
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}
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if(sh_audio){
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