dst = (uint16_t *)p->data[i] + j * sheight * stride;
if (flags & 1) {
+ if (get_bits_left(&gb) < bps * width * height)
+ return AVERROR_INVALIDDATA;
for (k = 0; k < height; k++) {
for (x = 0; x < width; x++)
dst[x] = get_bits(&gb, bps);
MagicYUVContext *s = avctx->priv_data;
int interlaced = s->interlaced;
AVFrame *p = s->p;
- int i, k, x;
+ int i, k, x, min_width;
GetBitContext gb;
uint8_t *dst;
dst = p->data[i] + j * sheight * stride;
if (flags & 1) {
+ if (get_bits_left(&gb) < 8* width * height)
+ return AVERROR_INVALIDDATA;
for (k = 0; k < height; k++) {
for (x = 0; x < width; x++)
dst[x] = get_bits(&gb, 8);
s->llviddsp.add_left_pred(dst, dst, width, 0);
dst += stride;
}
+ min_width = FFMIN(width, 32);
for (k = 1 + interlaced; k < height; k++) {
top = dst[-fake_stride];
left = top + dst[0];
dst[0] = left;
- for (x = 1; x < width; x++) {
+ for (x = 1; x < min_width; x++) { /* dsp need aligned 32 */
top = dst[x - fake_stride];
lefttop = dst[x - (fake_stride + 1)];
left += top - lefttop + dst[x];
dst[x] = left;
}
+ if (width > 32)
+ s->llviddsp.add_gradient_pred(dst + 32, fake_stride, width - 32);
dst += stride;
}
break;