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avformat/mpeg: Use av_find_input_format() instead of directly linking to the demuxer 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-10-25 16:28:41 +02:00
parent 2ce1054257
commit ff03df6475
1 changed files with 5 additions and 1 deletions
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6
libavformat/mpeg.c
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@ -683,6 +683,7 @@ static int vobsub_read_header(AVFormatContext *s)
int stream_id = -1;
char id[64] = {0};
char alt[MAX_LINE_SIZE] = {0};
AVInputFormat *iformat;
sub_name = av_strdup(s->filename);
fname_len = strlen(sub_name);
@ -696,6 +697,9 @@ static int vobsub_read_header(AVFormatContext *s)
memcpy(ext, !strncmp(ext, "IDX", 3) ? "SUB" : "sub", 3);
av_log(s, AV_LOG_VERBOSE, "IDX/SUB: %s -> %s\n", s->filename, sub_name);
if (!(iformat = av_find_input_format("mpeg")))
return AVERROR_DEMUXER_NOT_FOUND;
vobsub->sub_ctx = avformat_alloc_context();
if (!vobsub->sub_ctx)
return AVERROR(ENOMEM);
@ -703,7 +707,7 @@ static int vobsub_read_header(AVFormatContext *s)
if ((ret = ff_copy_whitelists(vobsub->sub_ctx, s)) < 0)
goto end;
ret = avformat_open_input(&vobsub->sub_ctx, sub_name, &ff_mpegps_demuxer, NULL);
ret = avformat_open_input(&vobsub->sub_ctx, sub_name, iformat, NULL);
if (ret < 0) {
av_log(s, AV_LOG_ERROR, "Unable to open %s as MPEG subtitles\n", sub_name);
goto end;