There was an off-by-one error when checking if the IO buffer still has enough space till the end.
Signed-off-by: Marton Balint <c...@passwd.hu> --- libavformat/aviobuf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/aviobuf.c b/libavformat/aviobuf.c index a77517d712..9675425349 100644 --- a/libavformat/aviobuf.c +++ b/libavformat/aviobuf.c @@ -540,7 +540,7 @@ static void fill_buffer(AVIOContext *s) { int max_buffer_size = s->max_packet_size ? s->max_packet_size : IO_BUFFER_SIZE; - uint8_t *dst = s->buf_end - s->buffer + max_buffer_size < s->buffer_size ? + uint8_t *dst = s->buf_end - s->buffer + max_buffer_size <= s->buffer_size ? s->buf_end : s->buffer; int len = s->buffer_size - (dst - s->buffer); -- 2.26.2 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".