av_bprint_init(bp, 0, -1);
while (zstream.avail_in > 0) {
- av_bprint_get_buffer(bp, 1, &buf, &buf_size);
- if (!buf_size) {
+ av_bprint_get_buffer(bp, 2, &buf, &buf_size);
+ if (buf_size < 2) {
ret = AVERROR(ENOMEM);
goto fail;
}
zstream.next_out = buf;
- zstream.avail_out = buf_size;
+ zstream.avail_out = buf_size - 1;
ret = inflate(&zstream, Z_PARTIAL_FLUSH);
if (ret != Z_OK && ret != Z_STREAM_END) {
ret = AVERROR_EXTERNAL;