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avcodec/ituh263dec: Use stack variable for aspect_ratio_info 

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2022-01-25 13:24:13 +01:00
parent f2da650258
commit 9288b6366b
1 changed files with 4 additions and 4 deletions
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8
libavcodec/ituh263dec.c
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@ -1222,8 +1222,8 @@ int ff_h263_decode_picture_header(MpegEncContext *s)
if (ufep) {
if (format == 6) {
/* Custom Picture Format (CPFMT) */
s->aspect_ratio_info = get_bits(&s->gb, 4);
ff_dlog(s->avctx, "aspect: %d\n", s->aspect_ratio_info);
int aspect_ratio_info = get_bits(&s->gb, 4);
ff_dlog(s->avctx, "aspect: %d\n", aspect_ratio_info);
/* aspect ratios:
0 - forbidden
1 - 1:1
@ -1237,12 +1237,12 @@ int ff_h263_decode_picture_header(MpegEncContext *s)
check_marker(s->avctx, &s->gb, "in dimensions");
height = get_bits(&s->gb, 9) * 4;
ff_dlog(s->avctx, "\nH.263+ Custom picture: %dx%d\n",width,height);
if (s->aspect_ratio_info == FF_ASPECT_EXTENDED) {
if (aspect_ratio_info == FF_ASPECT_EXTENDED) {
/* expected dimensions */
s->avctx->sample_aspect_ratio.num= get_bits(&s->gb, 8);
s->avctx->sample_aspect_ratio.den= get_bits(&s->gb, 8);
}else{
s->avctx->sample_aspect_ratio= ff_h263_pixel_aspect[s->aspect_ratio_info];
s->avctx->sample_aspect_ratio= ff_h263_pixel_aspect[aspect_ratio_info];
}
} else {
width = ff_h263_format[format][0];