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dfa: replace redundant check by assert 

The values are checked in the wraper function used to call this code.

This was introduced by: ee715f49a0

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-09-29 15:24:33 +02:00
parent b96dc093ea
commit 6fcd4f3c72
1 changed files with 5 additions and 3 deletions
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8
libavcodec/dfa.c
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@ -20,6 +20,7 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/avassert.h"
#include "avcodec.h"
#include "bytestream.h"
@ -36,12 +37,13 @@ typedef struct DfaContext {
static av_cold int dfa_decode_init(AVCodecContext *avctx)
{
DfaContext *s = avctx->priv_data;
int ret;
avctx->pix_fmt = PIX_FMT_PAL8;
if ((ret = av_image_check_size(avctx->width, avctx->height, 0, avctx)) < 0)
return ret;
if (!avctx->width || !avctx->height)
return AVERROR_INVALIDDATA;
av_assert0(av_image_check_size(avctx->width, avctx->height, 0, avctx) >= 0);
s->frame_buf = av_mallocz(avctx->width * avctx->height + AV_LZO_OUTPUT_PADDING);
if (!s->frame_buf)