From 4b8be1991c8f4675e93d3091e3469b293800695c Mon Sep 17 00:00:00 2001 From: Marton Balint Date: Thu, 14 Aug 2025 23:49:34 +0200 Subject: [PATCH] avformat/utils: support arbitrary path lengths for av_filename_number_test Signed-off-by: Marton Balint --- libavformat/utils.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/libavformat/utils.c b/libavformat/utils.c index 9b29ae26d0..3573aa918e 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -116,9 +116,12 @@ int av_append_packet(AVIOContext *s, AVPacket *pkt, int size) int av_filename_number_test(const char *filename) { - char buf[1024]; - return filename && - (av_get_frame_filename(buf, sizeof(buf), filename, 1) >= 0); + AVBPrint bp; + + if (!filename) + return 0; + av_bprint_init(&bp, 0, AV_BPRINT_SIZE_COUNT_ONLY); + return (ff_bprint_get_frame_filename(&bp, filename, 1, AV_FRAME_FILENAME_FLAGS_IGNORE_TRUNCATION) >= 0); } /**********************************************************/