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commit e47d9c42e20b20aa525e848c561c84b6da995063 Author: Michael Niedermayer <[email protected]> AuthorDate: Thu Apr 16 13:57:21 2026 +0200 Commit: Michael Niedermayer <[email protected]> CommitDate: Mon May 4 15:57:27 2026 +0200 avcodec/decode: Better documentation for ff_set_dimensions() Clarify what is checked and that it avoids explicit generic overflow checks Signed-off-by: Michael Niedermayer <[email protected]> (cherry picked from commit 9572ab7f45c8caa99118a73900c66eb7632b96ca) Signed-off-by: Michael Niedermayer <[email protected]> --- libavcodec/decode.h | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/libavcodec/decode.h b/libavcodec/decode.h index 2c3719a8d0..6cafb48cd1 100644 --- a/libavcodec/decode.h +++ b/libavcodec/decode.h @@ -93,9 +93,13 @@ int ff_attach_decode_data(AVFrame *frame); */ int ff_copy_palette(void *dst, const AVPacket *src, void *logctx); -/** - * Check that the provided frame dimensions are valid and set them on the codec - * context. +/* + * Validate and set video frame dimensions on AVCodecContext. + * + * Dimensions accepted here satisfy FFmpeg's generic image-size validation + * (see av_image_check_size2()). Decoder code normally should not duplicate + * generic width/height overflow checks before ff_get_buffer(); add local + * checks only for codec-specific derived sizes or complexity bounds. */ int ff_set_dimensions(AVCodecContext *s, int width, int height); _______________________________________________ ffmpeg-cvslog mailing list -- [email protected] To unsubscribe send an email to [email protected]
