/* Converts 'match' to a string and returns the string. If 'priority' is
* different from OFP_DEFAULT_PRIORITY, includes it in the string. The caller
* must free the string (with free()). */
char *
match_to_string(const struct match *match, unsigned int priority)
{
struct ds s = DS_EMPTY_INITIALIZER;
match_format(match, &s, priority);
return ds_steal_cstr(&s);
}
AVOutputFormat *av_guess_format(const char *short_name, const char *filename,
const char *mime_type)
{
AVOutputFormat *fmt = NULL, *fmt_found;
int score_max, score;
/* specific test for image sequences */
#if CONFIG_IMAGE2_MUXER
if (!short_name && filename &&
av_filename_number_test(filename) &&
ff_guess_image2_codec(filename) != AV_CODEC_ID_NONE) {
return av_guess_format("image2", NULL, NULL);
}
#endif
/* Find the proper file type. */
fmt_found = NULL;
score_max = 0;
while ((fmt = av_oformat_next(fmt))) {
score = 0;
if (fmt->name && short_name && match_format(short_name, fmt->name))
score += 100;
if (fmt->mime_type && mime_type && !strcmp(fmt->mime_type, mime_type))
score += 10;
if (filename && fmt->extensions &&
av_match_ext(filename, fmt->extensions)) {
score += 5;
}
if (score > score_max) {
score_max = score;
fmt_found = fmt;
}
}
return fmt_found;
}
void
flow_format(struct ds *ds, const struct flow *flow)
{
struct match match;
match_wc_init(&match, flow);
match_format(&match, ds, OFP_DEFAULT_PRIORITY);
}
void
flow_format(struct ds *ds, const struct flow *flow)
{
struct match match;
match_wc_init(&match, flow);
match_format(&match, ds, flow->skb_priority);
}
AVInputFormat *av_find_input_format(const char *short_name)
{
AVInputFormat *fmt = NULL;
while ((fmt = av_iformat_next(fmt)))
if (match_format(short_name, fmt->name))
return fmt;
return NULL;
}
/* Appends a string representation of 'match' to 's'. If 'priority' is
* different from OFP_DEFAULT_PRIORITY, includes it in 's'. */
void
minimatch_format(const struct minimatch *match, struct ds *s,
unsigned int priority)
{
struct match megamatch;
minimatch_expand(match, &megamatch);
match_format(&megamatch, s, priority);
}
static int ffmpeg_seek_by_byte(AVFormatContext *pFormatCtx)
{
static const char *byte_seek_list[] = { "mpegts", 0 };
const char **p;
if (pFormatCtx->iformat->flags & AVFMT_TS_DISCONT) {
return TRUE;
}
p = byte_seek_list;
while (*p) {
if (match_format(*p++, pFormatCtx)) {
return TRUE;
}
}
return FALSE;
}
