From e1d48786d577976fb8bb87dcd89097e87d080cfd Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 25 Nov 2011 16:17:06 +0100 Subject: [PATCH] ffmpeg: Warn if output file is empty Signed-off-by: Michael Niedermayer --- ffmpeg.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/ffmpeg.c b/ffmpeg.c index 44139f8045..8db18dcf72 100644 --- a/ffmpeg.c +++ b/ffmpeg.c @@ -1526,6 +1526,9 @@ static void print_report(OutputFile *output_files, extra_size/1024.0, 100.0*(total_size - raw)/raw ); + if(video_size + audio_size + extra_size == 0){ + av_log(NULL, AV_LOG_WARNING, "Output file is empty, nothing was encoded (check -ss / -t / -frames parameters if used)\n"); + } } }