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Code Issues Releases Activity

libvorbis: convert to new channel layout API

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Anton Khirnov 2019-06-03 17:54:20 +02:00 committed by James Almer
parent 53bf0ed544
commit e5d4941c40
2 changed files with 24 additions and 22 deletions
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4
libavcodec/libvorbisdec.c
View File

@ -112,7 +112,9 @@ static int oggvorbis_decode_init(AVCodecContext *avccontext) {
}
}
avccontext->channels = context->vi.channels;
av_channel_layout_uninit(&avccontext->ch_layout);
avccontext->ch_layout.order = AV_CHANNEL_ORDER_UNSPEC;
avccontext->ch_layout.nb_channels = context->vi.channels;
avccontext->sample_rate = context->vi.rate;
avccontext->sample_fmt = AV_SAMPLE_FMT_S16;
avccontext->time_base= (AVRational){1, avccontext->sample_rate};

42
libavcodec/libvorbisenc.c
View File

@ -96,6 +96,7 @@ static int vorbis_error_to_averror(int ov_err)
static av_cold int libvorbis_setup(vorbis_info *vi, AVCodecContext *avctx)
{
LibvorbisEncContext *s = avctx->priv_data;
int channels = avctx->ch_layout.nb_channels;
double cfreq;
int ret;
@ -108,7 +109,7 @@ static av_cold int libvorbis_setup(vorbis_info *vi, AVCodecContext *avctx)
/* default to 3 if the user did not set quality or bitrate */
if (!(avctx->flags & AV_CODEC_FLAG_QSCALE))
q = 3.0;
if ((ret = vorbis_encode_setup_vbr(vi, avctx->channels,
if ((ret = vorbis_encode_setup_vbr(vi, channels,
avctx->sample_rate,
q / 10.0)))
goto error;
@ -117,7 +118,7 @@ static av_cold int libvorbis_setup(vorbis_info *vi, AVCodecContext *avctx)
int maxrate = avctx->rc_max_rate > 0 ? avctx->rc_max_rate : -1;
/* average bitrate */
if ((ret = vorbis_encode_setup_managed(vi, avctx->channels,
if ((ret = vorbis_encode_setup_managed(vi, channels,
avctx->sample_rate, maxrate,
avctx->bit_rate, minrate)))
goto error;
@ -141,32 +142,31 @@ static av_cold int libvorbis_setup(vorbis_info *vi, AVCodecContext *avctx)
goto error;
}
if (avctx->channels == 3 &&
avctx->channel_layout != (AV_CH_LAYOUT_STEREO|AV_CH_FRONT_CENTER) ||
avctx->channels == 4 &&
avctx->channel_layout != AV_CH_LAYOUT_2_2 &&
avctx->channel_layout != AV_CH_LAYOUT_QUAD ||
avctx->channels == 5 &&
avctx->channel_layout != AV_CH_LAYOUT_5POINT0 &&
avctx->channel_layout != AV_CH_LAYOUT_5POINT0_BACK ||
avctx->channels == 6 &&
avctx->channel_layout != AV_CH_LAYOUT_5POINT1 &&
avctx->channel_layout != AV_CH_LAYOUT_5POINT1_BACK ||
avctx->channels == 7 &&
avctx->channel_layout != (AV_CH_LAYOUT_5POINT1|AV_CH_BACK_CENTER) ||
avctx->channels == 8 &&
avctx->channel_layout != AV_CH_LAYOUT_7POINT1) {
if (avctx->channel_layout) {
if ((channels == 3 &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_SURROUND)) ||
(channels == 4 &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_2_2) &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_QUAD)) ||
(channels == 5 &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_5POINT0) &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_5POINT0_BACK)) ||
(channels == 6 &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_5POINT1) &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_5POINT1_BACK)) ||
(channels == 7 &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_6POINT1)) ||
(channels == 8 &&
av_channel_layout_compare(&avctx->ch_layout, &(AVChannelLayout)AV_CHANNEL_LAYOUT_7POINT1))) {
if (avctx->ch_layout.order != AV_CHANNEL_ORDER_UNSPEC) {
char name[32];
av_get_channel_layout_string(name, sizeof(name), avctx->channels,
avctx->channel_layout);
av_channel_layout_describe(&avctx->ch_layout, name, sizeof(name));
av_log(avctx, AV_LOG_ERROR, "%s not supported by Vorbis: "
"output stream will have incorrect "
"channel layout.\n", name);
} else {
av_log(avctx, AV_LOG_WARNING, "No channel layout specified. The encoder "
"will use Vorbis channel layout for "
"%d channels.\n", avctx->channels);
"%d channels.\n", channels);
}
}