RepoMirrors/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2024-12-12 02:04:58 +00:00
Code Issues Projects Releases Wiki Activity

Merge commit '378a6315b7c48195ffd94e6aa9aa6d663d42b35e'

Browse Source 
* commit '378a6315b7c48195ffd94e6aa9aa6d663d42b35e':
  segment: Add an option for disabling writing of a header/trailer to each segment

Conflicts:
	libavformat/segment.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-05 16:14:06 +02:00
commit 50c555e396
1 changed files with 24 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
libavformat/segment.c
View File

@ -71,6 +71,7 @@ typedef struct {
int nb_times; ///< number of elments in the times array int nb_times; ///< number of elments in the times array
char *time_delta_str; ///< approximation value duration used for the segment times char *time_delta_str; ///< approximation value duration used for the segment times
int64_t time_delta; int64_t time_delta;
int individual_header_trailer; /**< Set by a private option. */
int has_video; int has_video;
double start_time, end_time; double start_time, end_time;
} SegmentContext; } SegmentContext;
@ -115,18 +116,19 @@ static int segment_mux_init(AVFormatContext *s)
return 0; return 0;
} }
static int segment_start(AVFormatContext *s, int write_header)
static int segment_start(AVFormatContext *s)
{ {
SegmentContext *c = s->priv_data; SegmentContext *c = s->priv_data;
AVFormatContext *oc = c->avf; AVFormatContext *oc = c->avf;
int err = 0; int err = 0;
avformat_free_context(oc); if (write_header) {
c->avf = NULL; avformat_free_context(oc);
if ((err = segment_mux_init(s)) < 0) c->avf = NULL;
return err; if ((err = segment_mux_init(s)) < 0)
oc = c->avf; return err;
oc = c->avf;
}
if (c->segment_idx_wrap) if (c->segment_idx_wrap)
c->segment_idx %= c->segment_idx_wrap; c->segment_idx %= c->segment_idx_wrap;
@ -142,8 +144,10 @@ static int segment_start(AVFormatContext *s)
&s->interrupt_callback, NULL)) < 0) &s->interrupt_callback, NULL)) < 0)
return err; return err;
if ((err = avformat_write_header(oc, NULL)) < 0) if (write_header) {
return err; if ((err = avformat_write_header(oc, NULL)) < 0)
return err;
}
return 0; return 0;
} }
@ -188,13 +192,14 @@ static void segment_list_close(AVFormatContext *s)
avio_close(seg->list_pb); avio_close(seg->list_pb);
} }
static int segment_end(AVFormatContext *s) static int segment_end(AVFormatContext *s, int write_trailer)
{ {
SegmentContext *seg = s->priv_data; SegmentContext *seg = s->priv_data;
AVFormatContext *oc = seg->avf; AVFormatContext *oc = seg->avf;
int ret = 0; int ret = 0;
ret = av_write_trailer(oc); if (write_trailer)
ret = av_write_trailer(oc);
if (ret < 0) if (ret < 0)
av_log(s, AV_LOG_ERROR, "Failure occurred when ending segment '%s'\n", av_log(s, AV_LOG_ERROR, "Failure occurred when ending segment '%s'\n",
@ -413,7 +418,12 @@ static int seg_write_packet(AVFormatContext *s, AVPacket *pkt)
av_log(s, AV_LOG_DEBUG, "Next segment starts with packet stream:%d pts:%"PRId64" pts_time:%f\n", av_log(s, AV_LOG_DEBUG, "Next segment starts with packet stream:%d pts:%"PRId64" pts_time:%f\n",
pkt->stream_index, pkt->pts, pkt->pts * av_q2d(st->time_base)); pkt->stream_index, pkt->pts, pkt->pts * av_q2d(st->time_base));
if ((ret = segment_end(s)) < 0 || (ret = segment_start(s)) < 0) ret = segment_end(s, seg->individual_header_trailer);
if (!ret)
ret = segment_start(s, seg->individual_header_trailer);
if (ret)
goto fail; goto fail;
oc = seg->avf; oc = seg->avf;
@ -440,7 +450,7 @@ static int seg_write_trailer(struct AVFormatContext *s)
{ {
SegmentContext *seg = s->priv_data; SegmentContext *seg = s->priv_data;
AVFormatContext *oc = seg->avf; AVFormatContext *oc = seg->avf;
int ret = segment_end(s); int ret = segment_end(s, 1);
if (seg->list) if (seg->list)
segment_list_close(s); segment_list_close(s);
@ -471,6 +481,7 @@ static const AVOption options[] = {
{ "segment_time_delta","set approximation value used for the segment times", OFFSET(time_delta_str), AV_OPT_TYPE_STRING, {.str = "0"}, 0, 0, E }, { "segment_time_delta","set approximation value used for the segment times", OFFSET(time_delta_str), AV_OPT_TYPE_STRING, {.str = "0"}, 0, 0, E },
{ "segment_times", "set segment split time points", OFFSET(times_str),AV_OPT_TYPE_STRING,{.str = NULL}, 0, 0, E }, { "segment_times", "set segment split time points", OFFSET(times_str),AV_OPT_TYPE_STRING,{.str = NULL}, 0, 0, E },
{ "segment_wrap", "set number after which the index wraps", OFFSET(segment_idx_wrap), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E }, { "segment_wrap", "set number after which the index wraps", OFFSET(segment_idx_wrap), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E },
{ "individual_header_trailer", "write header/trailer to each segment", OFFSET(individual_header_trailer), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, E },
{ NULL }, { NULL },
}; };