avcodec/mpeg12dec: use the correct dimensions for checking SAR

Fixes Ticket4533

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-05-05 04:15:31 +02:00
parent 6ef3426d90
commit 7f45f7fc7f

View File

@ -29,6 +29,7 @@
#include <inttypes.h>
#include "libavutil/attributes.h"
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/stereo3d.h"
@ -1315,7 +1316,13 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
}
} // MPEG-2
ff_set_sar(s->avctx, s->avctx->sample_aspect_ratio);
if (av_image_check_sar(s->width, s->height,
avctx->sample_aspect_ratio) < 0) {
av_log(avctx, AV_LOG_WARNING, "ignoring invalid SAR: %u/%u\n",
avctx->sample_aspect_ratio.num,
avctx->sample_aspect_ratio.den);
avctx->sample_aspect_ratio = (AVRational){ 0, 1 };
}
if ((s1->mpeg_enc_ctx_allocated == 0) ||
avctx->coded_width != s->width ||