From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id CC1AE42ADB for ; Tue, 11 Jan 2022 20:52:03 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 381F468AFF8; Tue, 11 Jan 2022 22:47:59 +0200 (EET) Received: from mail0.khirnov.net (red.khirnov.net [176.97.15.12]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id AA4B468ACA5 for ; Tue, 11 Jan 2022 22:47:38 +0200 (EET) Received: from localhost (localhost [IPv6:::1]) by mail0.khirnov.net (Postfix) with ESMTP id 3A28E2404FE for ; Tue, 11 Jan 2022 21:47:38 +0100 (CET) Received: from mail0.khirnov.net ([IPv6:::1]) by localhost (mail0.khirnov.net [IPv6:::1]) (amavisd-new, port 10024) with ESMTP id 5Rsz9YvOEwCi for ; Tue, 11 Jan 2022 21:47:36 +0100 (CET) Received: from libav.khirnov.net (libav.khirnov.net [IPv6:2a00:c500:561:201::7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "libav.khirnov.net", Issuer "smtp.khirnov.net SMTP CA" (verified OK)) by mail0.khirnov.net (Postfix) with ESMTPS id 5083D240690 for ; Tue, 11 Jan 2022 21:47:26 +0100 (CET) Received: by libav.khirnov.net (Postfix, from userid 1000) id 4448B3A0C80; Tue, 11 Jan 2022 21:47:25 +0100 (CET) From: Anton Khirnov To: ffmpeg-devel@ffmpeg.org Date: Tue, 11 Jan 2022 21:45:57 +0100 Message-Id: <20220111204610.14262-22-anton@khirnov.net> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20220111204610.14262-1-anton@khirnov.net> References: <20220111204610.14262-1-anton@khirnov.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 22/35] lavf/dvenc: return an error on audio/video desync X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --- libavformat/dvenc.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/libavformat/dvenc.c b/libavformat/dvenc.c index b76539b59f..03b63cff89 100644 --- a/libavformat/dvenc.c +++ b/libavformat/dvenc.c @@ -255,8 +255,10 @@ static int dv_assemble_frame(AVFormatContext *s, switch (st->codecpar->codec_type) { case AVMEDIA_TYPE_VIDEO: /* FIXME: we have to have more sensible approach than this one */ - if (c->has_video) + if (c->has_video) { av_log(s, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient audio data or severe sync problem.\n", c->frames); + return AVERROR(EINVAL); + } if (data_size != c->sys->frame_size) { av_log(s, AV_LOG_ERROR, "Unexpected frame size, %d != %d\n", data_size, c->sys->frame_size); @@ -270,8 +272,10 @@ static int dv_assemble_frame(AVFormatContext *s, for (i = 0; i < c->n_ast && st != c->ast[i]; i++); /* FIXME: we have to have more sensible approach than this one */ - if (av_fifo_size(c->audio_data[i]) + data_size >= 100*MAX_AUDIO_FRAME_SIZE) + if (av_fifo_size(c->audio_data[i]) + data_size >= 100*MAX_AUDIO_FRAME_SIZE) { av_log(s, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient video data or severe sync problem.\n", c->frames); + return AVERROR(EINVAL); + } av_fifo_generic_write(c->audio_data[i], data, data_size, NULL); reqasize = 4 * dv_audio_frame_size(c->sys, c->frames, st->codecpar->sample_rate); -- 2.33.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".