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avformat/dvdvideodec: Don't store AVInputFormat*

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The inner AVInputFormat* of the inner mpegps-demuxer
is only used once (in avformat_open_input()), so
don't even store it. In fact, just use ff_mpegps_demuxer
directly, as this demuxer has a configure dependency
on it.

Reviewed-by: Marth64 <marth64@proxyid.net>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2024-03-02 16:27:49 +01:00
parent 0b8f7a7859
commit e30dd9bbac
1 changed files with 2 additions and 6 deletions
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8
libavformat/dvdvideodec.c
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@ -136,7 +136,6 @@ typedef struct DVDVideoDemuxContext {
int opt_trim; /* trim padding cells at beginning */
/* subdemux */
const AVInputFormat *mpeg_fmt; /* inner MPEG-PS (VOB) demuxer */
AVFormatContext *mpeg_ctx; /* context for inner demuxer */
uint8_t *mpeg_buf; /* buffer for inner demuxer */
FFIOContext mpeg_pb; /* buffer context for inner demuxer */
@ -1210,12 +1209,9 @@ static void dvdvideo_subdemux_close(AVFormatContext *s)
static int dvdvideo_subdemux_open(AVFormatContext *s)
{
DVDVideoDemuxContext *c = s->priv_data;
extern const AVInputFormat ff_mpegps_demuxer;
int ret = 0;
if (!(c->mpeg_fmt = av_find_input_format("mpeg")))
return AVERROR_DEMUXER_NOT_FOUND;
if (!(c->mpeg_ctx = avformat_alloc_context()))
return AVERROR(ENOMEM);
@ -1246,7 +1242,7 @@ static int dvdvideo_subdemux_open(AVFormatContext *s)
c->mpeg_ctx->correct_ts_overflow = 0;
c->mpeg_ctx->io_open = NULL;
return avformat_open_input(&c->mpeg_ctx, "", c->mpeg_fmt, NULL);
return avformat_open_input(&c->mpeg_ctx, "", &ff_mpegps_demuxer, NULL);
}
static int dvdvideo_read_header(AVFormatContext *s)