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lavc: switch to the new channel layout API

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Since the request_channel_layout is used only by a handful of codecs,
move the option to codec private contexts.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Vittorio Giovara
2017-04-07 18:08:41 +02:00
committed by James Almer
parent b6746b7462
commit 548aeb9383
12 changed files with 321 additions and 61 deletions
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36
libavcodec/encode.c
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@@ -114,9 +114,10 @@ static int pad_last_frame(AVCodecContext *s, AVFrame *frame, const AVFrame *src)
int ret;
frame->format = src->format;
frame->channel_layout = src->channel_layout;
frame->channels = src->channels;
frame->nb_samples = s->frame_size;
ret = av_channel_layout_copy(&frame->ch_layout, &s->ch_layout);
if (ret < 0)
goto fail;
ret = av_frame_get_buffer(frame, 0);
if (ret < 0)
goto fail;
@@ -126,11 +127,12 @@ static int pad_last_frame(AVCodecContext *s, AVFrame *frame, const AVFrame *src)
goto fail;
if ((ret = av_samples_copy(frame->extended_data, src->extended_data, 0, 0,
src->nb_samples, s->channels, s->sample_fmt)) < 0)
src->nb_samples, s->ch_layout.nb_channels,
s->sample_fmt)) < 0)
goto fail;
if ((ret = av_samples_set_silence(frame->extended_data, src->nb_samples,
frame->nb_samples - src->nb_samples,
s->channels, s->sample_fmt)) < 0)
s->ch_layout.nb_channels, s->sample_fmt)) < 0)
goto fail;
return 0;
@@ -419,7 +421,7 @@ int ff_encode_preinit(AVCodecContext *avctx)
for (i = 0; avctx->codec->sample_fmts[i] != AV_SAMPLE_FMT_NONE; i++) {
if (avctx->sample_fmt == avctx->codec->sample_fmts[i])
break;
if (avctx->channels == 1 &&
if (avctx->ch_layout.nb_channels == 1 &&
av_get_planar_sample_fmt(avctx->sample_fmt) ==
av_get_planar_sample_fmt(avctx->codec->sample_fmts[i])) {
avctx->sample_fmt = avctx->codec->sample_fmts[i];
@@ -467,7 +469,27 @@ int ff_encode_preinit(AVCodecContext *avctx)
avctx->sample_rate);
return AVERROR(EINVAL);
}
if (avctx->codec->channel_layouts) {
if (avctx->codec->ch_layouts) {
if (!av_channel_layout_check(&avctx->ch_layout)) {
av_log(avctx, AV_LOG_WARNING, "Channel layout not specified correctly\n");
return AVERROR(EINVAL);
}
for (i = 0; avctx->codec->ch_layouts[i].nb_channels; i++) {
if (!av_channel_layout_compare(&avctx->ch_layout, &avctx->codec->ch_layouts[i]))
break;
}
if (!avctx->codec->ch_layouts[i].nb_channels) {
char buf[512];
int ret = av_channel_layout_describe(&avctx->ch_layout, buf, sizeof(buf));
if (ret > 0)
av_log(avctx, AV_LOG_ERROR, "Specified channel layout '%s' is not supported\n", buf);
return AVERROR(EINVAL);
}
FF_DISABLE_DEPRECATION_WARNINGS
}
#if FF_API_OLD_CHANNEL_LAYOUT
else if (avctx->codec->channel_layouts) {
if (!avctx->channel_layout) {
av_log(avctx, AV_LOG_WARNING, "Channel layout not specified\n");
} else {
@@ -500,6 +522,8 @@ int ff_encode_preinit(AVCodecContext *avctx)
avctx->channels);
return AVERROR(EINVAL);
}
FF_ENABLE_DEPRECATION_WARNINGS
#endif
if(avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(avctx->pix_fmt);
if ( avctx->bits_per_raw_sample < 0