mirror of https://github.com/mpv-player/mpv
138 lines
3.2 KiB
C
138 lines
3.2 KiB
C
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include "stream.h"
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#include "demuxer.h"
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#include "stheader.h"
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typedef struct dd_priv {
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demuxer_t* vd;
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demuxer_t* ad;
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demuxer_t* sd;
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} dd_priv_t;
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extern demuxer_desc_t demuxer_desc_demuxers;
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demuxer_t* new_demuxers_demuxer(demuxer_t* vd, demuxer_t* ad, demuxer_t* sd) {
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demuxer_t* ret;
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dd_priv_t* priv;
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ret = (demuxer_t*)calloc(1,sizeof(demuxer_t));
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priv = (dd_priv_t*)malloc(sizeof(dd_priv_t));
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priv->vd = vd;
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priv->ad = ad;
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priv->sd = sd;
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ret->priv = priv;
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ret->type = ret->file_format = DEMUXER_TYPE_DEMUXERS;
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// Video is the most important :-)
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ret->stream = vd->stream;
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ret->seekable = vd->seekable && ad->seekable && sd->seekable;
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ret->video = vd->video;
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ret->audio = ad->audio;
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ret->sub = sd->sub;
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ret->desc = &demuxer_desc_demuxers;
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return ret;
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}
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static int demux_demuxers_fill_buffer(demuxer_t *demux,demux_stream_t *ds) {
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dd_priv_t* priv;
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priv=demux->priv;
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if(ds->demuxer == priv->vd)
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return demux_fill_buffer(priv->vd,ds);
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else if(ds->demuxer == priv->ad)
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return demux_fill_buffer(priv->ad,ds);
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else if(ds->demuxer == priv->sd)
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return demux_fill_buffer(priv->sd,ds);
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printf("Demux demuxers fill_buffer error : bad demuxer : not vd, ad nor sd\n");
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return 0;
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}
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static void demux_demuxers_seek(demuxer_t *demuxer,float rel_seek_secs,float audio_delay,int flags) {
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dd_priv_t* priv;
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float pos;
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priv=demuxer->priv;
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priv->ad->stream->eof = 0;
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priv->sd->stream->eof = 0;
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// Seek video
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demux_seek(priv->vd,rel_seek_secs,audio_delay,flags);
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// Get the new pos
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pos = demuxer->video->pts;
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if(priv->ad != priv->vd) {
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sh_audio_t* sh = (sh_audio_t*)demuxer->audio->sh;
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demux_seek(priv->ad,pos,audio_delay,1);
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// In case the demuxer don't set pts
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if(!demuxer->audio->pts)
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demuxer->audio->pts = pos-((ds_tell_pts(demuxer->audio)-sh->a_in_buffer_len)/(float)sh->i_bps);
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sh->delay = 0;
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}
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if(priv->sd != priv->vd)
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demux_seek(priv->sd,pos,audio_delay,1);
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}
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static void demux_close_demuxers(demuxer_t* demuxer) {
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int i;
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dd_priv_t* priv = demuxer->priv;
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stream_t *s;
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if(priv->vd)
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free_demuxer(priv->vd);
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if(priv->ad && priv->ad != priv->vd) {
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// That's a hack to free the audio file stream
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// It's ok atm but we shouldn't free that here
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s = priv->ad->stream;
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free_demuxer(priv->ad);
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free_stream(s);
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} if(priv->sd && priv->sd != priv->vd && priv->sd != priv->ad) {
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s = priv->sd->stream;
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free_demuxer(priv->sd);
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free_stream(s);
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}
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free(priv);
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}
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static int demux_demuxers_control(demuxer_t *demuxer,int cmd, void *arg){
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dd_priv_t* priv = demuxer->priv;
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switch (cmd) {
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case DEMUXER_CTRL_GET_TIME_LENGTH:
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*((double *)arg) = demuxer_get_time_length(priv->vd);
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return DEMUXER_CTRL_OK;
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case DEMUXER_CTRL_GET_PERCENT_POS:
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*((int *)arg) = demuxer_get_percent_pos(priv->vd);
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return DEMUXER_CTRL_OK;
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}
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return DEMUXER_CTRL_NOTIMPL;
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}
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demuxer_desc_t demuxer_desc_demuxers = {
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"Demuxers demuxer",
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"", // Not selectable
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"",
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"?",
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"internal use only",
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DEMUXER_TYPE_DEMUXERS,
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0, // no autodetect
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NULL,
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demux_demuxers_fill_buffer,
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NULL,
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demux_close_demuxers,
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demux_demuxers_seek,
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demux_demuxers_control
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};
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