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segment: basic pattern support and playlist output

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Yet another option half implemented, more will follow...
This commit is contained in:
Luca Barbato 2011-10-10 18:32:24 +02:00
parent 82df8c3997
commit 1786c7f844
1 changed files with 13 additions and 4 deletions
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17
libavformat/segment.c
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@ -35,6 +35,7 @@ typedef struct {
char path[1024];
AVFormatContext *avf;
char *format; /**< Set by a private option. */
char *pattern; /**< Set by a private option. */
float time; /**< Set by a private option. */
int64_t offset_time;
int64_t recording_time;
@ -49,7 +50,8 @@ static int segment_header(SegmentContext *s)
av_strlcpy(oc->filename, s->path, sizeof(oc->filename));
av_strlcatf(oc->filename, sizeof(oc->filename), "%03d", s->number++);
av_strlcatf(oc->filename, sizeof(oc->filename),
s->pattern, s->number++);
if ((err = avio_open(&oc->pb, oc->filename, AVIO_FLAG_WRITE)) < 0) {
return err;
@ -116,7 +118,8 @@ static int seg_write_header(AVFormatContext *s)
av_strlcpy(oc->filename, seg->path, sizeof(oc->filename));
av_strlcatf(oc->filename, sizeof(oc->filename), "%2d", seg->number++);
av_strlcatf(oc->filename, sizeof(oc->filename),
seg->pattern, seg->number++);
if ((ret = avio_open(&oc->pb, oc->filename, AVIO_FLAG_WRITE)) < 0) {
avformat_free_context(oc);
@ -130,6 +133,9 @@ static int seg_write_header(AVFormatContext *s)
if (ret)
avformat_free_context(oc);
avio_printf(s->pb, "%s\n", oc->filename);
avio_flush(s->pb);
return ret;
}
@ -156,7 +162,8 @@ static int seg_write_packet(AVFormatContext *s, AVPacket *pkt)
avformat_free_context(oc);
return ret;
}
avio_printf(s->pb, "%s\n", oc->filename);
avio_flush(s->pb);
}
ret = oc->oformat->write_packet(oc, pkt);
@ -178,7 +185,9 @@ static int seg_write_trailer(struct AVFormatContext *s)
#define E AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "container_format", "container format used for the segments", OFFSET(format), FF_OPT_TYPE_STRING, {.str = "nut"}, 0, 0, E },
{ "segment_time", "segment lenght in seconds", OFFSET(time), FF_OPT_TYPE_FLOAT, {.dbl = 2}, 0, FLT_MAX, E },
{ "segment_time", "segment lenght in seconds", OFFSET(time), FF_OPT_TYPE_FLOAT, {.dbl = 2}, 0, FLT_MAX, E },
{ "segment_pattern", "pattern to use in segment files", OFFSET(pattern),FF_OPT_TYPE_STRING, {.str = "%03d"}, 0, 0, E },
{ NULL },
};