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avformat/assenc: Add ignore_gaps option 

Signed-off-by: Clément Bœsch <u@pkh.me>
This commit is contained in:
Rodger Combs 2014-10-30 20:16:08 -05:00 committed by Clément Bœsch
parent ae6118de19
commit ae437c7ce7
2 changed files with 21 additions and 2 deletions
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21
libavformat/assenc.c
View File

@ -23,6 +23,8 @@
#include "avformat.h"
#include "internal.h"
#include "libavutil/opt.h"
typedef struct DialogueLine {
int readorder;
char *line;
@ -30,12 +32,14 @@ typedef struct DialogueLine {
} DialogueLine;
typedef struct ASSContext{
const AVClass *class;
int write_ts; // 0: ssa (timing in payload), 1: ass (matroska like)
int expected_readorder;
DialogueLine *dialogue_cache;
DialogueLine *last_added_dialogue;
int cache_size;
int ssa_mode;
int ignore_readorder;
}ASSContext;
static int write_header(AVFormatContext *s)
@ -178,7 +182,7 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
return AVERROR(ENOMEM);
}
insert_dialogue(ass, dialogue);
purge_dialogues(s, 0);
purge_dialogues(s, ass->ignore_readorder);
} else {
avio_write(s->pb, pkt->data, pkt->size);
}
@ -192,6 +196,20 @@ static int write_trailer(AVFormatContext *s)
return 0;
}
#define OFFSET(x) offsetof(ASSContext, x)
#define E AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "ignore_readorder", "write events immediately, even if they're out-of-order", OFFSET(ignore_readorder), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, E },
{ NULL },
};
static const AVClass ass_class = {
.class_name = "ass muxer",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
AVOutputFormat ff_ass_muxer = {
.name = "ass",
.long_name = NULL_IF_CONFIG_SMALL("SSA (SubStation Alpha) subtitle"),
@ -203,4 +221,5 @@ AVOutputFormat ff_ass_muxer = {
.write_packet = write_packet,
.write_trailer = write_trailer,
.flags = AVFMT_GLOBALHEADER | AVFMT_NOTIMESTAMPS | AVFMT_TS_NONSTRICT,
.priv_class = &ass_class,
};

2
libavformat/version.h
View File

@ -31,7 +31,7 @@
#define LIBAVFORMAT_VERSION_MAJOR 56
#define LIBAVFORMAT_VERSION_MINOR 11
#define LIBAVFORMAT_VERSION_MICRO 101
#define LIBAVFORMAT_VERSION_MICRO 102
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \