Commit d4967c04 authored by Michael Niedermayer's avatar Michael Niedermayer

avcodec/mpeg4videodec: Avoid possibly aliasing violating casts

Found-by: kierank
Reviewed-by: 's avatarKieran Kunhya <kieran618@googlemail.com>
Signed-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent 4a94ff4c
......@@ -1256,10 +1256,12 @@ not_coded:
*/
static int mpeg4_decode_partitioned_mb(MpegEncContext *s, int16_t block[6][64])
{
Mpeg4DecContext *ctx = (Mpeg4DecContext *)s;
Mpeg4DecContext *ctx = s->avctx->priv_data;
int cbp, mb_type;
const int xy = s->mb_x + s->mb_y * s->mb_stride;
av_assert2(s == (void*)ctx);
mb_type = s->current_picture.mb_type[xy];
cbp = s->cbp_table[xy];
......@@ -1341,12 +1343,13 @@ static int mpeg4_decode_partitioned_mb(MpegEncContext *s, int16_t block[6][64])
static int mpeg4_decode_mb(MpegEncContext *s, int16_t block[6][64])
{
Mpeg4DecContext *ctx = (Mpeg4DecContext *)s;
Mpeg4DecContext *ctx = s->avctx->priv_data;
int cbpc, cbpy, i, cbp, pred_x, pred_y, mx, my, dquant;
int16_t *mot_val;
static const int8_t quant_tab[4] = { -1, -2, 1, 2 };
const int xy = s->mb_x + s->mb_y * s->mb_stride;
av_assert2(s == (void*)ctx);
av_assert2(s->h263_pred);
if (s->pict_type == AV_PICTURE_TYPE_P ||
......
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