On Fri, Feb 20, 2026 at 08:24:08PM +0000, NEKO ASAKURA via ffmpeg-devel wrote: > The ssrc option used AV_OPT_TYPE_INT with range [INT_MIN, INT_MAX], > but the underlying struct field is uint32_t and RFC 3550 defines SSRC > as a 32-bit identifier covering the full [0, UINT32_MAX] range. This > caused ffmpeg to reject any SSRC value above INT_MAX (~2.1 billion), > which is roughly half of all valid values. > > The auto-generated fallback path (av_get_random_seed()) already > returns uint32_t and can produce values above INT_MAX, creating an > inconsistency where the automatic path succeeds but the explicit > -ssrc option rejects the same value. > > Change the option to AV_OPT_TYPE_UINT with range [0, UINT32_MAX] > to match the field type and allow the full identifier space. > > Fixes ticket #9080. > > Signed-off-by: Neko Asakura <[email protected]> > --- > libavformat/rtpenc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
will be applied as soon as someone approves: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22302/commits [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The educated differ from the uneducated as much as the living from the dead. -- Aristotle
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