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| author | Gyan Doshi <gyandoshi@gmail.com> | 2018-02-20 20:31:28 +0530 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-02-22 00:29:27 +0100 |
| commit | 4f8c691040b026d001ff33d38c0e1516a35b946e (patch) | |
| tree | 41a8490fe473729b3eefc556c17110da5c74bd23 | |
| parent | ff0de964e7abba6df0d8923f70f93cbd6c242ec8 (diff) | |
| download | ffmpeg-4f8c691040b026d001ff33d38c0e1516a35b946e.tar.gz | |
avformat/mpegenc - log error msgs for unsupported LPCM streams
The MPEG-PS muxer only accepts PCM streams having up to 8 channels
and the following sampling rates: 32/44.1/48/96 kHz.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/mpegenc.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/libavformat/mpegenc.c b/libavformat/mpegenc.c index c84dc52eb9..4c6fa67fb8 100644 --- a/libavformat/mpegenc.c +++ b/libavformat/mpegenc.c @@ -375,10 +375,19 @@ static av_cold int mpeg_mux_init(AVFormatContext *ctx) if (lpcm_freq_tab[j] == st->codecpar->sample_rate) break; } - if (j == 4) + if (j == 4) { + int sr; + av_log(ctx, AV_LOG_ERROR, "Invalid sampling rate for PCM stream.\n"); + av_log(ctx, AV_LOG_INFO, "Allowed sampling rates:"); + for (sr = 0; sr < 4; sr++) + av_log(ctx, AV_LOG_INFO, " %d", lpcm_freq_tab[sr]); + av_log(ctx, AV_LOG_INFO, "\n"); goto fail; - if (st->codecpar->channels > 8) - return -1; + } + if (st->codecpar->channels > 8) { + av_log(ctx, AV_LOG_ERROR, "At most 8 channels allowed for LPCM streams.\n"); + goto fail; + } stream->lpcm_header[0] = 0x0c; stream->lpcm_header[1] = (st->codecpar->channels - 1) | (j << 4); stream->lpcm_header[2] = 0x80; |