do_read:
ptr = p->data[0];
linesize = p->linesize[0];
- if (s->bytestream + n * avctx->height > s->bytestream_end)
+ if (n * avctx->height > s->bytestream_end - s->bytestream)
return AVERROR_INVALIDDATA;
if(s->type < 4 || (is_mono && s->type==7)){
for (i=0; i<avctx->height; i++) {
linesize = p->linesize[0];
if (s->maxval >= 256)
n *= 2;
- if (s->bytestream + n * avctx->height * 3 / 2 > s->bytestream_end)
+ if (n * avctx->height * 3 / 2 > s->bytestream_end - s->bytestream)
return AVERROR_INVALIDDATA;
for (i = 0; i < avctx->height; i++) {
samplecpy(ptr, s->bytestream, n, s->maxval);
n = avctx->width * 2;
ptr = p->data[0];
linesize = p->linesize[0];
- if (s->bytestream + n * avctx->height * 3 / 2 > s->bytestream_end)
+ if (n * avctx->height * 3 / 2 > s->bytestream_end - s->bytestream)
return AVERROR_INVALIDDATA;
for (i = 0; i < avctx->height; i++) {
for (j = 0; j < n / 2; j++) {