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authorods15 <ods15@b3059339-0415-0410-9bf9-f77b7e298cf2>2005-07-17 19:25:58 +0000
committerods15 <ods15@b3059339-0415-0410-9bf9-f77b7e298cf2>2005-07-17 19:25:58 +0000
commit9a3bffba61bc7a8cac0e3bc23d10ada7cace752e (patch)
tree90a3e7a2e72dae0cf00b560b1da3a2054d48025a /mencoder.c
parent0383e89616a2b47b61037b1f558c64e8f98c4547 (diff)
downloadmpv-9a3bffba61bc7a8cac0e3bc23d10ada7cace752e.tar.bz2
mpv-9a3bffba61bc7a8cac0e3bc23d10ada7cace752e.tar.xz
-delay for MEncoder, step 2.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15994 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'mencoder.c')
-rw-r--r--mencoder.c59
1 files changed, 31 insertions, 28 deletions
diff --git a/mencoder.c b/mencoder.c
index c03bfaead1..91a31391ce 100644
--- a/mencoder.c
+++ b/mencoder.c
@@ -233,6 +233,13 @@ static void parse_end_at();
static char * end_at_string=0;
//static uint8_t* flip_upside_down(uint8_t* dst, const uint8_t* src, int width, int height);
+typedef struct {
+ unsigned char* start;
+ int in_size;
+ float frame_time;
+ int already_read;
+} s_frame_data;
+
#ifdef USE_EDL
#include "edl.h"
static edl_record_ptr edl_records = NULL; ///< EDL entries memory area
@@ -240,11 +247,10 @@ static edl_record_ptr next_edl_record = NULL; ///< only for traversing edl_recor
static short edl_muted; ///< Stores whether EDL is currently in muted mode.
static short edl_seeking; ///< When non-zero, stream is seekable.
static short edl_seek_type; ///< When non-zero, frames are discarded instead of seeking.
-static int edl_skip; ///< -1 OR the value of in_size of an already read frame.
/** \brief Seeks for EDL
\return 1 for success, 0 for failure, 2 for EOF.
*/
-int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t *d_audio, muxer_stream_t* mux_a, float * frame_time, unsigned char ** start, int framecopy);
+static int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy);
#endif
#include "cfg-mplayer-def.h"
@@ -342,6 +348,7 @@ sh_video_t *sh_video=NULL;
int file_format=DEMUXER_TYPE_UNKNOWN;
int i=DEMUXER_TYPE_UNKNOWN;
void *vobsub_writer=NULL;
+s_frame_data frame_data = { .start = NULL, .in_size = 0, .frame_time = 0., .already_read = 0 };
uint32_t ptimer_start;
uint32_t audiorate=0;
@@ -1023,7 +1030,6 @@ if (edl_records) free_edl(edl_records);
next_edl_record = edl_records = NULL;
edl_muted = 0;
edl_seeking = 1;
-edl_skip = -1;
if (edl_filename) {
next_edl_record = edl_records = edl_parse_file();
}
@@ -1031,12 +1037,9 @@ if (edl_filename) {
while(!at_eof){
- float frame_time=0;
int blit_frame=0;
float a_pts=0;
float v_pts=0;
- unsigned char* start=NULL;
- int in_size;
int skip_flag=0; // 1=skip -1=duplicate
if((end_at_type == END_AT_SIZE && end_at <= ftello(muxer_f)) ||
@@ -1057,7 +1060,7 @@ goto_redo_edl:
mp_msg(MSGT_CPLAYER, MSGL_DBG4, "EDL_SKIP: start [%f], stop [%f], length [%f]\n",
next_edl_record->start_sec, next_edl_record->stop_sec, next_edl_record->length_sec);
- result = edl_seek(next_edl_record, demuxer, d_audio, mux_a, &frame_time, &start, mux_v->codec==VCODEC_COPY);
+ result = edl_seek(next_edl_record, demuxer, d_audio, mux_a, &frame_data, mux_v->codec==VCODEC_COPY);
if (result == 2) { at_eof=1; break; } // EOF
else if (result == 0) edl_seeking = 0; // no seeking
@@ -1190,16 +1193,15 @@ if(sh_audio){
// get video frame!
-#ifdef USE_EDL
- if (edl_skip != -1) { in_size = edl_skip; edl_skip = -1; }
- else
-#endif
- in_size=video_read_frame(sh_video,&frame_time,&start,force_fps);
- if(in_size<0){ at_eof=1; break; }
- sh_video->timer+=frame_time; ++decoded_frameno;
- frame_time /= playback_speed;
+ if (!frame_data.already_read) {
+ frame_data.in_size=video_read_frame(sh_video,&frame_data.frame_time,&frame_data.start,force_fps);
+ sh_video->timer+=frame_data.frame_time;
+ }
+ frame_data.frame_time /= playback_speed;
+ if(frame_data.in_size<0){ at_eof=1; break; }
+ ++decoded_frameno;
- v_timer_corr-=frame_time-(float)mux_v->h.dwScale/mux_v->h.dwRate;
+ v_timer_corr-=frame_data.frame_time-(float)mux_v->h.dwScale/mux_v->h.dwRate;
if(demuxer2){ // 3-pass encoding, read control file (frameno.avi)
// find our frame:
@@ -1258,8 +1260,8 @@ ptimer_start = GetTimerMS();
switch(mux_v->codec){
case VCODEC_COPY:
- mux_v->buffer=start;
- if(skip_flag<=0) muxer_write_chunk(mux_v,in_size,(sh_video->ds->flags&1)?0x10:0);
+ mux_v->buffer=frame_data.start;
+ if(skip_flag<=0) muxer_write_chunk(mux_v,frame_data.in_size,(sh_video->ds->flags&1)?0x10:0);
break;
case VCODEC_FRAMENO:
mux_v->buffer=(unsigned char *)&decoded_frameno; // tricky
@@ -1267,7 +1269,7 @@ case VCODEC_FRAMENO:
break;
default:
// decode_video will callback down to ve_*.c encoders, through the video filters
- blit_frame=decode_video(sh_video,start,in_size,
+ blit_frame=decode_video(sh_video,frame_data.start,frame_data.in_size,
skip_flag>0 && (!sh_video->vfilter || ((vf_instance_t *)sh_video->vfilter)->control(sh_video->vfilter, VFCTRL_SKIP_NEXT_FRAME, 0) != CONTROL_TRUE));
if (sh_video->vf_inited < 0) mencoder_exit(1, NULL);
@@ -1441,6 +1443,8 @@ if(sh_audio && !demuxer2){
}
#endif
+ frame_data = (s_frame_data){ .start = NULL, .in_size = 0, .frame_time = 0., .already_read = 0 };
+
if(ferror(muxer_f)) {
mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_ErrorWritingFile, out_filename);
mencoder_exit(1, NULL);
@@ -1604,7 +1608,7 @@ static float stop_time(demuxer_t* demuxer, muxer_stream_t* mux_v) {
}
#ifdef USE_EDL
-int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t *d_audio, muxer_stream_t* mux_a, float * frame_time, unsigned char ** start, int framecopy) {
+static int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy) {
sh_audio_t * sh_audio = d_audio->sh;
sh_video_t * sh_video = demuxer->video ? demuxer->video->sh : NULL;
vf_instance_t * vfilter = sh_video ? sh_video->vfilter : NULL;
@@ -1634,18 +1638,17 @@ int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t
while (!interrupted) {
float a_pts = 0.;
- int in_size;
- in_size = video_read_frame(sh_video, frame_time, start, force_fps);
- if(in_size<0) return 2;
- sh_video->timer += *frame_time;
+ frame_data->in_size = video_read_frame(sh_video, &frame_data->frame_time, &frame_data->start, force_fps);
+ if(frame_data->in_size<0) return 2;
+ sh_video->timer += frame_data->frame_time;
if (sh_audio) {
a_pts = d_audio->pts + (ds_tell_pts(d_audio) - sh_audio->a_in_buffer_len)/(float)sh_audio->i_bps;
- while (sh_video->pts - *frame_time > a_pts) {
+ while (sh_video->pts - frame_data->frame_time > a_pts) {
int len;
if (samplesize) {
- len = avg * (sh_video->pts - a_pts - *frame_time);
+ len = avg * (sh_video->pts - frame_data->frame_time - a_pts);
len/= samplesize; if(len<1) len=1;
len*= samplesize;
len = demux_read_data(sh_audio->ds,mux_a->buffer,len);
@@ -1659,14 +1662,14 @@ int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t
}
if (done) {
- edl_skip = in_size;
+ frame_data->already_read = 1;
if (!framecopy || (sh_video->ds->flags & 1)) return 1;
}
if (sh_video->pts >= next_edl_record->stop_sec) done = 1;
if (vfilter) {
int softskip = (vfilter->control(vfilter, VFCTRL_SKIP_NEXT_FRAME, 0) == CONTROL_TRUE);
- decode_video(sh_video, *start, in_size, !softskip);
+ decode_video(sh_video, frame_data->start, frame_data->in_size, !softskip);
}
mp_msg(MSGT_MENCODER, MSGL_STATUS,