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demux_raw: calculate duration

This commit is contained in:
wm4 2013-07-12 23:09:45 +02:00
parent cfa571253a
commit 32b828e442
1 changed files with 23 additions and 0 deletions
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23
demux/demux_raw.c
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@ -232,12 +232,34 @@ static void raw_seek(demuxer_t *demuxer,float rel_seek_secs,float audio_delay,in
stream_seek(s, (pos / p->frame_size) * p->frame_size);
}
static int raw_control(demuxer_t *demuxer, int cmd, void *arg)
{
struct priv *p = demuxer->priv;
switch (cmd) {
case DEMUXER_CTRL_GET_TIME_LENGTH: {
stream_t *s = demuxer->stream;
stream_update_size(s);
int64_t start = s->start_pos;
int64_t end = s->end_pos;
if (!end)
return DEMUXER_CTRL_DONTKNOW;
*((double *) arg) = ((end - start) / p->frame_size) / p->frame_rate;
return DEMUXER_CTRL_OK;
}
default:
return DEMUXER_CTRL_NOTIMPL;
}
}
const demuxer_desc_t demuxer_desc_rawaudio = {
.name = "rawaudio",
.desc = "Uncompressed audio",
.open = demux_rawaudio_open,
.fill_buffer = raw_fill_buffer,
.seek = raw_seek,
.control = raw_control,
};
const demuxer_desc_t demuxer_desc_rawvideo = {
@ -246,4 +268,5 @@ const demuxer_desc_t demuxer_desc_rawvideo = {
.open = demux_rawvideo_open,
.fill_buffer = raw_fill_buffer,
.seek = raw_seek,
.control = raw_control,
};