int pal_size;
const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, &pal_size);
int ret;
+ int total_blocks = ((s->avctx->width + 3) / 4) * ((s->avctx->height + 3) / 4);
+
+ if (total_blocks / 1024 > avpkt->size)
+ return AVERROR_INVALIDDATA;
bytestream2_init(&s->gb, buf, buf_size);
- if ((ret = ff_reget_buffer(avctx, s->frame)) < 0)
+ if ((ret = ff_reget_buffer(avctx, s->frame, 0)) < 0)
return ret;
if (pal && pal_size == AVPALETTE_SIZE) {
.close = smc_decode_end,
.decode = smc_decode_frame,
.capabilities = AV_CODEC_CAP_DR1,
+ .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};