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fftools/ffmpeg: write the header for stream-less outputs when initializing the muxer

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There is no reason to delay this.
This commit is contained in:
Anton Khirnov 2021-12-11 14:33:26 +01:00
parent 12e9e50219
commit cc49646077
2 changed files with 7 additions and 11 deletions
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11
fftools/ffmpeg.c
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@ -3274,7 +3274,6 @@ static void report_new_stream(int input_index, AVPacket *pkt)
static int transcode_init(void)
{
int ret = 0, i, j, k;
AVFormatContext *oc;
OutputStream *ost;
InputStream *ist;
char error[1024] = {0};
@ -3348,16 +3347,6 @@ static int transcode_init(void)
}
}
/* write headers for files with no streams */
for (i = 0; i < nb_output_files; i++) {
oc = output_files[i]->ctx;
if (output_files[i]->format->flags & AVFMT_NOSTREAMS && oc->nb_streams == 0) {
ret = of_check_init(output_files[i]);
if (ret < 0)
goto dump_format;
}
}
dump_format:
/* dump the stream mapping */
av_log(NULL, AV_LOG_INFO, "Stream mapping:\n");

7
fftools/ffmpeg_mux.c
View File

@ -340,6 +340,13 @@ int of_muxer_init(OutputFile *of, int64_t limit_filesize)
if (strcmp(of->format->name, "rtp"))
want_sdp = 0;
/* write the header for files with no streams */
if (of->format->flags & AVFMT_NOSTREAMS && of->ctx->nb_streams == 0) {
int ret = of_check_init(of);
if (ret < 0)
return ret;
}
return 0;
}