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Support selecting a specific lavf demuxer and listing available ones via -lavfdopts

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22168 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2007-02-06 22:15:20 +00:00
parent 23f4a0d1e2
commit 07b655f0e8
1 changed files with 22 additions and 0 deletions
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22
libmpdemux/demux_lavf.c
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@ -46,9 +46,11 @@
extern char *audio_lang;
static unsigned int opt_probesize = 0;
static char *opt_format;
m_option_t lavfdopts_conf[] = {
{"probesize", &(opt_probesize), CONF_TYPE_INT, CONF_RANGE, 32, INT_MAX, NULL},
{"format", &(opt_format), CONF_TYPE_STRING, 0, 0, 0, NULL},
{NULL, NULL, 0, 0, 0, 0, NULL}
};
@ -156,6 +158,13 @@ static URLProtocol mp_protocol = {
mp_close,
};
static void list_formats(void) {
AVInputFormat *fmt;
mp_msg(MSGT_DEMUX, MSGL_INFO, "Available lavf input formats:\n");
for (fmt = first_iformat; fmt; fmt = fmt->next)
mp_msg(MSGT_DEMUX, MSGL_INFO, "%15s : %s\n", fmt->name, fmt->long_name);
}
static int lavf_check_file(demuxer_t *demuxer){
AVProbeData avpd;
uint8_t buf[PROBE_BUF_SIZE];
@ -173,6 +182,19 @@ static int lavf_check_file(demuxer_t *demuxer){
avpd.buf= buf;
avpd.buf_size= PROBE_BUF_SIZE;
if (opt_format) {
if (strcmp(opt_format, "help") == 0) {
list_formats();
return 0;
}
priv->avif= av_find_input_format(opt_format);
if (!priv->avif) {
mp_msg(MSGT_DEMUX,MSGL_FATAL,"Unknown lavf format %s\n", opt_format);
return 0;
}
mp_msg(MSGT_DEMUX,MSGL_INFO,"Forced lavf %s demuxer\n", priv->avif->long_name);
return DEMUXER_TYPE_LAVF;
}
priv->avif= av_probe_input_format(&avpd, 1);
if(!priv->avif){
mp_msg(MSGT_HEADER,MSGL_V,"LAVF_check: no clue about this gibberish!\n");