Commit 12461b43d5 for ffmpeg

commit 12461b43d5d841a44fc02ae3d304d967a4406973
Author: Leo Bicknell <bicknell@ufp.org>
Date:   Thu Oct 1 18:23:03 2026 -0400

    avcodec/videotoolboxenc: fix leak when constant bitrate is not supported

    The CFNumber holding the bitrate was not released when the encoder
    rejected kVTCompressionPropertyKey_ConstantBitRate.

    Signed-off-by: Leo Bicknell <bicknell@ufp.org>

diff --git a/libavcodec/videotoolboxenc.c b/libavcodec/videotoolboxenc.c
index aa5e4313b9..7dc8c2ac75 100644
--- a/libavcodec/videotoolboxenc.c
+++ b/libavcodec/videotoolboxenc.c
@@ -1267,6 +1267,7 @@ static int vtenc_create_encoder(AVCodecContext   *avctx,
                                           bit_rate_num);
             if (status == kVTPropertyNotSupportedErr) {
                 av_log(avctx, AV_LOG_ERROR, "-constant_bit_rate true is not supported by the encoder.\n");
+                CFRelease(bit_rate_num);
                 return AVERROR_EXTERNAL;
             }
         } else {