From 12307f4af5bf6f5f2959d875b1ff80034b767a06 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 8 Jan 2025 02:59:28 +0100 Subject: [PATCH] avcodec/mpegvideo_enc: Check FLV1 resolution limits MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Found-by: Elias Myllymäki Reviewed-by: Alexander Strasser Signed-off-by: Michael Niedermayer (cherry picked from commit 827c073154f4cc17d1bd3777dff3b58370210bcb) Signed-off-by: Michael Niedermayer --- libavcodec/mpegvideo_enc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index 5fab302148..c1228f21e5 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -526,6 +526,12 @@ av_cold int ff_mpv_encode_init(AVCodecContext *avctx) av_log(avctx, AV_LOG_ERROR, "H.263 does not support resolutions above 2048x1152\n"); return AVERROR(EINVAL); } + if (s->codec_id == AV_CODEC_ID_FLV1 && + (avctx->width > 65535 || + avctx->height > 65535 )) { + av_log(avctx, AV_LOG_ERROR, "FLV does not support resolutions above 16bit\n"); + return AVERROR(EINVAL); + } if ((s->codec_id == AV_CODEC_ID_H263 || s->codec_id == AV_CODEC_ID_H263P || s->codec_id == AV_CODEC_ID_RV20) &&