int16_t (*block)[64])
{
TqiContext *t = avctx->priv_data;
- int linesize = frame->linesize[0];
+ ptrdiff_t linesize = frame->linesize[0];
uint8_t *dest_y = frame->data[0] + t->mb_y * 16 * linesize + t->mb_x * 16;
uint8_t *dest_cb = frame->data[1] + t->mb_y * 8 * frame->linesize[1] + t->mb_x * 8;
uint8_t *dest_cr = frame->data[2] + t->mb_y * 8 * frame->linesize[2] + t->mb_x * 8;