static demuxer_t* demux_open_hack_avi(demuxer_t *demuxer)
{
struct MPOpts *opts = demuxer->opts;
sh_audio_t* sh_a;
demuxer = demux_open_avi(demuxer);
if(!demuxer) return NULL; // failed to open
sh_a = demuxer->audio->sh;
if(demuxer->audio->id != -2 && sh_a) {
#ifdef CONFIG_OGGVORBIS
// support for Ogg-in-AVI:
if(sh_a->format == 0xFFFE)
demuxer = init_avi_with_ogg(demuxer);
else if(sh_a->format == 0x674F) {
stream_t* s;
demuxer_t *od;
s = new_ds_stream(demuxer->audio);
od = new_demuxer(opts, s,DEMUXER_TYPE_OGG,-1,-2,-2,NULL);
if(!demux_ogg_open(od)) {
mp_tmsg( MSGT_DEMUXER,MSGL_ERR,"Unable to open the Ogg demuxer.\n");
free_stream(s);
demuxer->audio->id = -2;
} else
demuxer = new_demuxers_demuxer(demuxer,od,demuxer);
}
#endif
}
return demuxer;
}
static demuxer_t* demux_open_hack_avi(demuxer_t *demuxer)
{
sh_audio_t* sh_a;
demuxer = demux_open_avi(demuxer);
if(!demuxer) return NULL; // failed to open
sh_a = demuxer->audio->sh;
/*demux_avi no do parsing in for audio,
then here will tell decodec to do paring before decodeced data*/
if(sh_a)
sh_a->need_parsing = 1; //add by gysun
if(demuxer->audio->id != -2 && sh_a) {
#ifdef CONFIG_OGGVORBIS
// support for Ogg-in-AVI:
if(sh_a->format == 0xFFFE)
demuxer = init_avi_with_ogg(demuxer);
else if(sh_a->format == 0x674F) {
stream_t* s;
demuxer_t *od;
s = new_ds_stream(demuxer->audio);
od = new_demuxer(s,DEMUXER_TYPE_OGG,-1,-2,-2,NULL);
if(!demux_ogg_open(od)) {
mp_msg( MSGT_DEMUXER,MSGL_ERR,MSGTR_ErrorOpeningOGGDemuxer);
free_stream(s);
demuxer->audio->id = -2;
} else
demuxer = new_demuxers_demuxer(demuxer,od,demuxer);
}
#endif
}
return demuxer;
}
static struct demuxer *open_given_type(struct MPOpts *opts,
const struct demuxer_desc *desc,
struct stream *stream, bool force,
int audio_id, int video_id, int sub_id,
char *filename,
struct demuxer_params *params)
{
struct demuxer *demuxer;
int fformat;
demuxer = new_demuxer(opts, stream, desc->type, audio_id,
video_id, sub_id, filename);
demuxer->params = params;
if (desc->check_file)
fformat = desc->check_file(demuxer);
else
fformat = desc->type;
if (force)
fformat = desc->type;
if (fformat == 0)
goto fail;
if (fformat == desc->type) {
if (demuxer->filetype)
mp_tmsg(MSGT_DEMUXER, MSGL_INFO, "Detected file format: %s (%s)\n",
demuxer->filetype, desc->shortdesc);
else
mp_tmsg(MSGT_DEMUXER, MSGL_INFO, "Detected file format: %s\n",
desc->shortdesc);
if (demuxer->desc->open) {
struct demuxer *demux2 = demuxer->desc->open(demuxer);
if (!demux2) {
mp_tmsg(MSGT_DEMUXER, MSGL_ERR, "Opening as detected format "
"\"%s\" failed.\n", desc->shortdesc);
goto fail;
}
/* At least demux_mov can return a demux_demuxers instance
* from open() instead of the original fed in. */
demuxer = demux2;
}
demuxer->file_format = fformat;
return demuxer;
} else {
// demux_mov can return playlist instead of mov
if (fformat == DEMUXER_TYPE_PLAYLIST)
return demuxer; // handled in mplayer.c
/* Internal MPEG PS demuxer check can return other MPEG subtypes
* which don't have their own checks; recurse to try opening as
* the returned type instead. */
free_demuxer(demuxer);
desc = get_demuxer_desc_from_type(fformat);
if (!desc) {
mp_msg(MSGT_DEMUXER, MSGL_ERR,
"BUG: recursion to nonexistent file format\n");
return NULL;
}
return open_given_type(opts, desc, stream, false, audio_id,
video_id, sub_id, filename, params);
}
fail:
free_demuxer(demuxer);
return NULL;
}