From fbc0b8659967ea54a8472b5f795270d38bb085dd Mon Sep 17 00:00:00 2001 From: Justin Ruggles Date: Fri, 18 Jul 2014 17:39:01 -0400 Subject: lavr: Do not change the sample format for mono audio This treats mono as planar internally within libavresample rather than changing the sample format. Signed-off-by: Luca Barbato --- libavresample/audio_data.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'libavresample/audio_data.c') diff --git a/libavresample/audio_data.c b/libavresample/audio_data.c index c52f518e9a..7a6fe74551 100644 --- a/libavresample/audio_data.c +++ b/libavresample/audio_data.c @@ -48,6 +48,14 @@ static void calc_ptr_alignment(AudioData *a) a->ptr_align = min_align; } +int ff_sample_fmt_is_planar(enum AVSampleFormat sample_fmt, int channels) +{ + if (channels == 1) + return 1; + else + return av_sample_fmt_is_planar(sample_fmt); +} + int ff_audio_data_set_channels(AudioData *a, int channels) { if (channels < 1 || channels > AVRESAMPLE_MAX_CHANNELS || @@ -81,7 +89,7 @@ int ff_audio_data_init(AudioData *a, uint8_t **src, int plane_size, int channels av_log(a, AV_LOG_ERROR, "invalid sample format\n"); return AVERROR(EINVAL); } - a->is_planar = av_sample_fmt_is_planar(sample_fmt); + a->is_planar = ff_sample_fmt_is_planar(sample_fmt, channels); a->planes = a->is_planar ? channels : 1; a->stride = a->sample_size * (a->is_planar ? 1 : channels); @@ -125,7 +133,7 @@ AudioData *ff_audio_data_alloc(int channels, int nb_samples, av_free(a); return NULL; } - a->is_planar = av_sample_fmt_is_planar(sample_fmt); + a->is_planar = ff_sample_fmt_is_planar(sample_fmt, channels); a->planes = a->is_planar ? channels : 1; a->stride = a->sample_size * (a->is_planar ? 1 : channels); -- cgit v1.2.3