return -1;
}
+#define CLIP(v) av_clip(v, 4, 1019)
+
#define WRITE_PIXELS(a, b, c) \
do { \
- val = *a++; \
- val |= (*b++ << 10) | \
- (*c++ << 20); \
+ val = CLIP(*a++); \
+ val |= (CLIP(*b++) << 10) | \
+ (CLIP(*c++) << 20); \
bytestream_put_le32(&p, val); \
} while (0)
if (w < avctx->width - 1) {
WRITE_PIXELS(u, y, v);
- val = *y++;
+ val = CLIP(*y++);
if (w == avctx->width - 2)
bytestream_put_le32(&p, val);
}
if (w < avctx->width - 3) {
- val |= (*u++ << 10) | (*y++ << 20);
+ val |= (CLIP(*u++) << 10) | (CLIP(*y++) << 20);
bytestream_put_le32(&p, val);
- val = *v++ | (*y++ << 10);
+ val = CLIP(*v++) | (CLIP(*y++) << 10);
bytestream_put_le32(&p, val);
}