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lavf/segment: add an option to allow breaking on non-keyframes 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Rodger Combs 2015-06-09 02:32:18 -05:00 committed by Michael Niedermayer
parent e100966575
commit e60b018c74
1 changed files with 3 additions and 1 deletions
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4
libavformat/segment.c
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@ -111,6 +111,7 @@ typedef struct SegmentContext {
int64_t initial_offset; ///< initial timestamps offset, expressed in microseconds
char *reference_stream_specifier; ///< reference stream specifier
int reference_stream_index;
int break_non_keyframes;
SegmentListEntry cur_entry;
SegmentListEntry *segment_list_entries;
@ -780,7 +781,7 @@ static int seg_write_packet(AVFormatContext *s, AVPacket *pkt)
pkt->stream_index == seg->reference_stream_index ? seg->frame_count : -1);
if (pkt->stream_index == seg->reference_stream_index &&
pkt->flags & AV_PKT_FLAG_KEY &&
(pkt->flags & AV_PKT_FLAG_KEY || seg->break_non_keyframes) &&
seg->segment_frame_count > 0 &&
(seg->cut_pending || seg->frame_count >= start_frame ||
(pkt->pts != AV_NOPTS_VALUE &&
@ -920,6 +921,7 @@ static const AVOption options[] = {
{ "segment_start_number", "set the sequence number of the first segment", OFFSET(segment_idx), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E },
{ "segment_wrap_number", "set the number of wrap before the first segment", OFFSET(segment_idx_wrap_nb), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E },
{ "strftime", "set filename expansion with strftime at segment creation", OFFSET(use_strftime), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, E },
{ "break_non_keyframes", "allow breaking segments on non-keyframes", OFFSET(break_non_keyframes), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, E },
{ "individual_header_trailer", "write header/trailer to each segment", OFFSET(individual_header_trailer), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, E },
{ "write_header_trailer", "write a header to the first segment and a trailer to the last one", OFFSET(write_header_trailer), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, E },