From 70f133fb54bfa92c1a57147ba3ff606c1daddaff Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 12 May 2012 18:47:42 +0200 Subject: [PATCH] h263enc: check w/h for validity Fixes Ticket1063 Signed-off-by: Michael Niedermayer --- libavcodec/mpegvideo_enc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index 15fa9a22b8..a10421cecc 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -480,6 +480,14 @@ av_cold int ff_MPV_encode_init(AVCodecContext *avctx) avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den, 255); } + if ((s->codec_id == CODEC_ID_H263 || + s->codec_id == CODEC_ID_H263P) && + (avctx->width > 2048 || + avctx->height > 1152 )) { + av_log(avctx, AV_LOG_ERROR, "H.263 does not support resolutions above 2048x1152\n"); + return -1; + } + if ((s->flags & (CODEC_FLAG_INTERLACED_DCT | CODEC_FLAG_INTERLACED_ME)) && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG2VIDEO) { av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n");