unary--;
}
- if (get_bits_left(&s->gb) < k)
- return -1;
+ if (get_bits_left(&s->gb) < k) {
+ ret = AVERROR_INVALIDDATA;
+ goto error;
+ }
if (k) {
- if (k > MIN_CACHE_BITS)
- return -1;
+ if (k > MIN_CACHE_BITS) {
+ ret = AVERROR_INVALIDDATA;
+ goto error;
+ }
value = (unary << k) + get_bits(&s->gb, k);
} else
value = unary;
}
}
- if (get_bits_left(&s->gb) < 32)
- return -1;
+ if (get_bits_left(&s->gb) < 32) {
+ ret = AVERROR_INVALIDDATA;
+ goto error;
+ }
skip_bits_long(&s->gb, 32); // frame crc
// convert to output buffer
*(AVFrame *)data = s->frame;
return buf_size;
+error:
+ // reset decode buffer
+ if (s->bps == 3)
+ s->decode_buffer = NULL;
+ return ret;
}
static av_cold int tta_decode_close(AVCodecContext *avctx) {