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libmp3lame: allow joint stereo to be disabled

This commit is contained in:
Paul B Mahol 2013-03-30 22:15:50 +00:00 committed by Vittorio Giovara
parent 12789d9636
commit 729d821fd8
2 changed files with 4 additions and 2 deletions
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4
libavcodec/libmp3lame.c
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@ -48,6 +48,7 @@ typedef struct LAMEContext {
int buffer_index;
int buffer_size;
int reservoir;
int joint_stereo;
float *samples_flt[2];
AudioFrameQueue afq;
AVFloatDSPContext fdsp;
@ -96,7 +97,7 @@ static av_cold int mp3lame_encode_init(AVCodecContext *avctx)
return AVERROR(ENOMEM);
lame_set_num_channels(s->gfp, avctx->channels);
lame_set_mode(s->gfp, avctx->channels > 1 ? JOINT_STEREO : MONO);
lame_set_mode(s->gfp, avctx->channels > 1 ? s->joint_stereo ? JOINT_STEREO : STEREO : MONO);
/* sample rate */
lame_set_in_samplerate (s->gfp, avctx->sample_rate);
@ -260,6 +261,7 @@ static int mp3lame_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
#define AE AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "reservoir", "Use bit reservoir.", OFFSET(reservoir), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, AE },
{ "joint_stereo", "Use joint stereo.", OFFSET(joint_stereo), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, AE },
{ NULL },
};

2
libavcodec/version.h
View File

@ -30,7 +30,7 @@
#define LIBAVCODEC_VERSION_MAJOR 55
#define LIBAVCODEC_VERSION_MINOR 41
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_MICRO 1
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \