From 035c13e307daeb2a250b86f0ddef3b783a6393e5 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 18 Jun 2011 21:54:11 +0200
Subject: [PATCH] ffmpeg: warn if samples need to be converted in a lossy way
for lossless encoders. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
ffmpeg.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/ffmpeg.c b/ffmpeg.c
index 4e8ac200da2..2921a06ddfa 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -617,6 +617,8 @@ static void choose_sample_fmt(AVStream *st, AVCodec *codec)
break;
}
if (*p == -1) {
+ if((codec->capabilities & CODEC_CAP_LOSSLESS) && av_get_sample_fmt_name(st->codec->sample_fmt) > av_get_sample_fmt_name(codec->sample_fmts[0]))
+ av_log(NULL, AV_LOG_ERROR, "Convertion will not be lossless'\n");
av_log(NULL, AV_LOG_WARNING,
"Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
av_get_sample_fmt_name(st->codec->sample_fmt),
--
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