From 21d650cb69fd6ec42d3f0c8115978f5cf8b34277 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= Date: Tue, 20 Mar 2012 16:19:49 +0100 Subject: [PATCH] ffmpeg: more expressive sample rate automatic selection. Output now lists the available sample rates with commands like ffmpeg -f lavfi -i aevalsrc=0 -ar 20000 -y /tmp/out.mp3 --- ffmpeg.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/ffmpeg.c b/ffmpeg.c index d3be033eb4..eb535fe721 100644 --- a/ffmpeg.c +++ b/ffmpeg.c @@ -953,7 +953,18 @@ static void choose_sample_rate(AVStream *st, AVCodec *codec) } } if (best_dist) { - av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best); + int i; + const int *sample_rates = codec->supported_samplerates; + av_log(st->codec, AV_LOG_WARNING, + "Requested sampling rate (%dHz) unsupported, using %dHz instead\n" + "Available sampling rates for %s:", + st->codec->sample_rate, best, codec->name); + for (i = 0; sample_rates[i]; i++) { + if (!sample_rates[i + 1]) av_log(st->codec, AV_LOG_WARNING, " and"); + else if (i) av_log(st->codec, AV_LOG_WARNING, ","); + av_log(st->codec, AV_LOG_WARNING, " %d", sample_rates[i]); + } + av_log(st->codec, AV_LOG_WARNING, ".\n"); } st->codec->sample_rate = best; }