avformat/rtpenc_mpegts: convey options for mpeg-ts muxer

Fixes #5239
This commit is contained in:
Gyan Doshi 2021-03-18 16:34:22 +05:30
parent 6599960940
commit affe911c65
1 changed files with 23 additions and 1 deletions

View File

@ -20,6 +20,7 @@
*/
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "avformat.h"
#include "avio_internal.h"
@ -27,6 +28,7 @@ typedef struct MuxChain {
AVFormatContext *mpegts_ctx;
AVFormatContext *rtp_ctx;
AVPacket *pkt;
AVDictionary* mpegts_muxer_options;
} MuxChain;
static int rtp_mpegts_write_close(AVFormatContext *s)
@ -56,6 +58,7 @@ static int rtp_mpegts_write_header(AVFormatContext *s)
ff_const59 AVOutputFormat *rtp_format = av_guess_format("rtp", NULL, NULL);
int i, ret = AVERROR(ENOMEM);
AVStream *st;
AVDictionary *mpegts_muxer_options = NULL;
if (!mpegts_format || !rtp_format)
return AVERROR(ENOSYS);
@ -78,7 +81,10 @@ static int rtp_mpegts_write_header(AVFormatContext *s)
}
if ((ret = avio_open_dyn_buf(&mpegts_ctx->pb)) < 0)
goto fail;
if ((ret = avformat_write_header(mpegts_ctx, NULL)) < 0)
av_dict_copy(&mpegts_muxer_options, chain->mpegts_muxer_options, 0);
if ((ret = avformat_write_header(mpegts_ctx, &mpegts_muxer_options)) < 0)
goto fail;
for (i = 0; i < s->nb_streams; i++)
s->streams[i]->time_base = mpegts_ctx->streams[i]->time_base;
@ -111,6 +117,7 @@ fail:
if (mpegts_ctx) {
ffio_free_dyn_buf(&mpegts_ctx->pb);
av_dict_free(&mpegts_ctx->metadata);
av_dict_free(&mpegts_muxer_options);
avformat_free_context(mpegts_ctx);
}
avformat_free_context(rtp_ctx);
@ -155,6 +162,20 @@ static int rtp_mpegts_write_packet(AVFormatContext *s, AVPacket *pkt)
return ret;
}
#define OFFSET(x) offsetof(MuxChain, x)
#define E AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "mpegts_muxer_options", "set list of options for the MPEG-TS muxer", OFFSET(mpegts_muxer_options), AV_OPT_TYPE_DICT, {.str = NULL}, 0, 0, E },
{ NULL },
};
static const AVClass rtp_mpegts_class = {
.class_name = "rtp_mpegts muxer",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
AVOutputFormat ff_rtp_mpegts_muxer = {
.name = "rtp_mpegts",
.long_name = NULL_IF_CONFIG_SMALL("RTP/mpegts output format"),
@ -164,4 +185,5 @@ AVOutputFormat ff_rtp_mpegts_muxer = {
.write_header = rtp_mpegts_write_header,
.write_packet = rtp_mpegts_write_packet,
.write_trailer = rtp_mpegts_write_close,
.priv_class = &rtp_mpegts_class,
};