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| author | Paul B Mahol <onemda@gmail.com> | 2013-11-15 01:09:06 +0000 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2013-11-18 01:46:32 +0000 |
| commit | 74906d3727ec3bd9b7b28dfa7a98ff6e8cf8b6d7 (patch) | |
| tree | c8dba5ed6ae1461a9f001978b8f29199d8eb31aa | |
| parent | cda3c004755481e43ddb755535365ab588672bf2 (diff) | |
| download | ffmpeg-74906d3727ec3bd9b7b28dfa7a98ff6e8cf8b6d7.tar.gz | |
avcodec/libopusenc: change default frame duration to 20 ms
20 ms is used by libopus encoder.
Signed-off-by: Paul B Mahol <onemda@gmail.com>
| -rw-r--r-- | doc/encoders.texi | 2 | ||||
| -rw-r--r-- | libavcodec/libopusenc.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/doc/encoders.texi b/doc/encoders.texi index 34b930c921..fa37b1776e 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -1063,7 +1063,7 @@ Set maximum frame size, or duration of a frame in milliseconds. The argument must be exactly the following: 2.5, 5, 10, 20, 40, 60. Smaller frame sizes achieve lower latency but less quality at a given bitrate. Sizes greater than 20ms are only interesting at fairly low bitrates. -The default of FFmpeg is 10ms, but is 20ms in @command{opusenc}. +The default is 20ms. @item packet_loss (@emph{expect-loss}) Set expected packet loss percentage. The default is 0. diff --git a/libavcodec/libopusenc.c b/libavcodec/libopusenc.c index 97d3bba180..8ceb877f38 100644 --- a/libavcodec/libopusenc.c +++ b/libavcodec/libopusenc.c @@ -400,7 +400,7 @@ static const AVOption libopus_options[] = { { "voip", "Favor improved speech intelligibility", 0, AV_OPT_TYPE_CONST, { .i64 = OPUS_APPLICATION_VOIP }, 0, 0, FLAGS, "application" }, { "audio", "Favor faithfulness to the input", 0, AV_OPT_TYPE_CONST, { .i64 = OPUS_APPLICATION_AUDIO }, 0, 0, FLAGS, "application" }, { "lowdelay", "Restrict to only the lowest delay modes", 0, AV_OPT_TYPE_CONST, { .i64 = OPUS_APPLICATION_RESTRICTED_LOWDELAY }, 0, 0, FLAGS, "application" }, - { "frame_duration", "Duration of a frame in milliseconds", OFFSET(frame_duration), AV_OPT_TYPE_FLOAT, { .dbl = 10.0 }, 2.5, 60.0, FLAGS }, + { "frame_duration", "Duration of a frame in milliseconds", OFFSET(frame_duration), AV_OPT_TYPE_FLOAT, { .dbl = 20.0 }, 2.5, 60.0, FLAGS }, { "packet_loss", "Expected packet loss percentage", OFFSET(packet_loss), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, FLAGS }, { "vbr", "Variable bit rate mode", OFFSET(vbr), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 2, FLAGS, "vbr" }, { "off", "Use constant bit rate", 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, 0, 0, FLAGS, "vbr" }, |