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channel_layout: add new channel positions supported by xHE-AAC

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apichanges will be updated upon merging, as well as a version bump.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Lynne 2024-05-25 03:33:22 +02:00 committed by Paul B Mahol
parent bf89f2b149
commit 9572560805
2 changed files with 12 additions and 0 deletions
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4
libavutil/channel_layout.c
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@ -75,6 +75,10 @@ static const struct channel_name channel_names[] = {
[AV_CHAN_BOTTOM_FRONT_CENTER ] = { "BFC", "bottom front center" },
[AV_CHAN_BOTTOM_FRONT_LEFT ] = { "BFL", "bottom front left" },
[AV_CHAN_BOTTOM_FRONT_RIGHT ] = { "BFR", "bottom front right" },
[AV_CHAN_SIDE_SURROUND_LEFT ] = { "SSL", "side surround left" },
[AV_CHAN_SIDE_SURROUND_RIGHT ] = { "SSR", "side surround right" },
[AV_CHAN_TOP_SURROUND_LEFT ] = { "TTL", "top surround left" },
[AV_CHAN_TOP_SURROUND_RIGHT ] = { "TTR", "top surround right" },
};
void av_channel_name_bprint(AVBPrint *bp, enum AVChannel channel_id)

8
libavutil/channel_layout.h
View File

@ -79,6 +79,10 @@ enum AVChannel {
AV_CHAN_BOTTOM_FRONT_CENTER,
AV_CHAN_BOTTOM_FRONT_LEFT,
AV_CHAN_BOTTOM_FRONT_RIGHT,
AV_CHAN_SIDE_SURROUND_LEFT, ///< +90 degrees, Lss, SiL
AV_CHAN_SIDE_SURROUND_RIGHT, ///< -90 degrees, Rss, SiR
AV_CHAN_TOP_SURROUND_LEFT, ///< +110 degrees, Lvs, TpLS
AV_CHAN_TOP_SURROUND_RIGHT, ///< -110 degrees, Rvs, TpRS
/** Channel is empty can be safely skipped. */
AV_CHAN_UNUSED = 0x200,
@ -195,6 +199,10 @@ enum AVChannelOrder {
#define AV_CH_BOTTOM_FRONT_CENTER (1ULL << AV_CHAN_BOTTOM_FRONT_CENTER )
#define AV_CH_BOTTOM_FRONT_LEFT (1ULL << AV_CHAN_BOTTOM_FRONT_LEFT )
#define AV_CH_BOTTOM_FRONT_RIGHT (1ULL << AV_CHAN_BOTTOM_FRONT_RIGHT )
#define AV_CH_SIDE_SURROUND_LEFT (1ULL << AV_CHAN_SIDE_SURROUND_LEFT )
#define AV_CH_SIDE_SURROUND_RIGHT (1ULL << AV_CHAN_SIDE_SURROUND_RIGHT )
#define AV_CH_TOP_SURROUND_LEFT (1ULL << AV_CHAN_TOP_SURROUND_LEFT )
#define AV_CH_TOP_SURROUND_RIGHT (1ULL << AV_CHAN_TOP_SURROUND_RIGHT )
/**
* @}