/*
* MobiClip Video decoder
+ * Copyright (c) 2015-2016 Florian Nouwt
* Copyright (c) 2017 Adib Surani
* Copyright (c) 2020 Paul B Mahol
*
static uint8_t half3(int a, int b, int c)
{
- return ((a + b + b + c) * 2 / 4 + 1) / 2;;
+ return ((a + b + b + c) * 2 / 4 + 1) / 2;
}
static uint8_t pick_above(BlockXY bxy)
uint8_t *left = frame->data[plane] + ay * frame->linesize[plane] + FFMAX(ax - 1, 0);
int bottommost = frame->data[plane][(ay + size - 1) * frame->linesize[plane] + FFMAX(ax - 1, 0)];
int rightmost = frame->data[plane][FFMAX(ay - 1, 0) * frame->linesize[plane] + ax + size - 1];
- int avg = (bottommost + rightmost + 1) / 2 + 2 * get_se_golomb(gb);
+ int avg = (bottommost + rightmost + 1) / 2 + 2 * av_clip(get_se_golomb(gb), -(1<<16), 1<<16);
int r6 = adjust(avg - bottommost, size);
int r9 = adjust(avg - rightmost, size);
int shift = adjust(size, size) == 8 ? 3 : 2;
sidx += 6;
if (index > 0) {
- mv.x = mv.x + get_se_golomb(gb);
- mv.y = mv.y + get_se_golomb(gb);
+ mv.x = mv.x + (unsigned)get_se_golomb(gb);
+ mv.y = mv.y + (unsigned)get_se_golomb(gb);
}
if (mv.x >= INT_MAX || mv.y >= INT_MAX)
return AVERROR_INVALIDDATA;