From: James Almer <jamrial@gmail.com>
To: ffmpeg-devel@ffmpeg.org
Subject: [FFmpeg-devel] [PATCH] avutil/channel_layout: add a cube channel layout
Date: Sun, 30 Oct 2022 13:14:12 -0300
Message-ID: <20221030161412.1293-1-jamrial@gmail.com> (raw)
Signed-off-by: James Almer <jamrial@gmail.com>
---
doc/APIchanges | 3 +++
doc/utils.texi | 2 ++
libavutil/channel_layout.c | 1 +
libavutil/channel_layout.h | 2 ++
tests/ref/fate/channel_layout | 1 +
5 files changed, 9 insertions(+)
diff --git a/doc/APIchanges b/doc/APIchanges
index 5807bf8069..5aca1d1b5f 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -14,6 +14,9 @@ libavutil: 2021-04-27
API changes, most recent first:
+2022-10-xx - xxxxxxxxxx - lavu 57.xx.xxx - channel_layout.h
+ Add AV_CH_LAYOUT_CUBE and AV_CHANNEL_LAYOUT_CUBE.
+
2022-10-11 - xxxxxxxxxx - lavu 57.39.101 - pixfmt.h
Add AV_PIX_FMT_RGBF32 and AV_PIX_FMT_RGBAF32.
diff --git a/doc/utils.texi b/doc/utils.texi
index 627b55d154..907a6b87cb 100644
--- a/doc/utils.texi
+++ b/doc/utils.texi
@@ -715,6 +715,8 @@ FL+FR+FC+LFE+BL+BR+FLC+FRC
FL+FR+FC+LFE+FLC+FRC+SL+SR
@item octagonal
FL+FR+FC+BL+BR+BC+SL+SR
+@item cube
+FL+FR+BL+BR+TFL+TFR+TBL+TBR
@item hexadecagonal
FL+FR+FC+BL+BR+BC+SL+SR+WL+WR+TBL+TBR+TBC+TFC+TFL+TFR
@item downmix
diff --git a/libavutil/channel_layout.c b/libavutil/channel_layout.c
index 21b70173b7..5af7ea0e01 100644
--- a/libavutil/channel_layout.c
+++ b/libavutil/channel_layout.c
@@ -197,6 +197,7 @@ static const struct channel_layout_name channel_layout_map[] = {
{ "7.1(wide)", AV_CHANNEL_LAYOUT_7POINT1_WIDE_BACK },
{ "7.1(wide-side)", AV_CHANNEL_LAYOUT_7POINT1_WIDE },
{ "octagonal", AV_CHANNEL_LAYOUT_OCTAGONAL },
+ { "cube", AV_CHANNEL_LAYOUT_CUBE },
{ "hexadecagonal", AV_CHANNEL_LAYOUT_HEXADECAGONAL },
{ "downmix", AV_CHANNEL_LAYOUT_STEREO_DOWNMIX, },
{ "22.2", AV_CHANNEL_LAYOUT_22POINT2, },
diff --git a/libavutil/channel_layout.h b/libavutil/channel_layout.h
index 059ff70841..3e69163360 100644
--- a/libavutil/channel_layout.h
+++ b/libavutil/channel_layout.h
@@ -233,6 +233,7 @@ enum AVChannelOrder {
#define AV_CH_LAYOUT_7POINT1_WIDE (AV_CH_LAYOUT_5POINT1|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_7POINT1_WIDE_BACK (AV_CH_LAYOUT_5POINT1_BACK|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_OCTAGONAL (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_LEFT|AV_CH_BACK_CENTER|AV_CH_BACK_RIGHT)
+#define AV_CH_LAYOUT_CUBE (AV_CH_LAYOUT_QUAD|AV_CH_TOP_FRONT_LEFT|AV_CH_TOP_FRONT_RIGHT|AV_CH_TOP_BACK_LEFT|AV_CH_TOP_BACK_RIGHT)
#define AV_CH_LAYOUT_HEXADECAGONAL (AV_CH_LAYOUT_OCTAGONAL|AV_CH_WIDE_LEFT|AV_CH_WIDE_RIGHT|AV_CH_TOP_BACK_LEFT|AV_CH_TOP_BACK_RIGHT|AV_CH_TOP_BACK_CENTER|AV_CH_TOP_FRONT_CENTER|AV_CH_TOP_FRONT_LEFT|AV_CH_TOP_FRONT_RIGHT)
#define AV_CH_LAYOUT_STEREO_DOWNMIX (AV_CH_STEREO_LEFT|AV_CH_STEREO_RIGHT)
#define AV_CH_LAYOUT_22POINT2 (AV_CH_LAYOUT_5POINT1_BACK|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER|AV_CH_BACK_CENTER|AV_CH_LOW_FREQUENCY_2|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT|AV_CH_TOP_FRONT_LEFT|AV_CH_TOP_FRONT_RIGHT|AV_CH_TOP_FRONT_CENTER|AV_CH_TOP_CENTER|AV_CH_TOP_BACK_LEFT|AV_CH_TOP_BACK_RIGHT|AV_CH_TOP_SIDE_LEFT|AV_CH_TOP_SIDE_RIGHT|AV_CH_TOP_BACK_CENTER|AV_CH_BOTTOM_FRONT_CENTER|AV_CH_BOTTOM_FRONT_LEFT|AV_CH_BOTTOM_FRONT_RIGHT)
@@ -389,6 +390,7 @@ typedef struct AVChannelLayout {
#define AV_CHANNEL_LAYOUT_7POINT1_WIDE AV_CHANNEL_LAYOUT_MASK(8, AV_CH_LAYOUT_7POINT1_WIDE)
#define AV_CHANNEL_LAYOUT_7POINT1_WIDE_BACK AV_CHANNEL_LAYOUT_MASK(8, AV_CH_LAYOUT_7POINT1_WIDE_BACK)
#define AV_CHANNEL_LAYOUT_OCTAGONAL AV_CHANNEL_LAYOUT_MASK(8, AV_CH_LAYOUT_OCTAGONAL)
+#define AV_CHANNEL_LAYOUT_CUBE AV_CHANNEL_LAYOUT_MASK(8, AV_CH_LAYOUT_CUBE)
#define AV_CHANNEL_LAYOUT_HEXADECAGONAL AV_CHANNEL_LAYOUT_MASK(16, AV_CH_LAYOUT_HEXADECAGONAL)
#define AV_CHANNEL_LAYOUT_STEREO_DOWNMIX AV_CHANNEL_LAYOUT_MASK(2, AV_CH_LAYOUT_STEREO_DOWNMIX)
#define AV_CHANNEL_LAYOUT_22POINT2 AV_CHANNEL_LAYOUT_MASK(24, AV_CH_LAYOUT_22POINT2)
diff --git a/tests/ref/fate/channel_layout b/tests/ref/fate/channel_layout
index 19bcbce7d8..02eaad0929 100644
--- a/tests/ref/fate/channel_layout
+++ b/tests/ref/fate/channel_layout
@@ -25,6 +25,7 @@ hexagonal FL+FR+FC+BL+BR+BC
7.1(wide) FL+FR+FC+LFE+BL+BR+FLC+FRC
7.1(wide-side) FL+FR+FC+LFE+FLC+FRC+SL+SR
octagonal FL+FR+FC+BL+BR+BC+SL+SR
+cube FL+FR+BL+BR+TFL+TFR+TBL+TBR
hexadecagonal FL+FR+FC+BL+BR+BC+SL+SR+TFL+TFC+TFR+TBL+TBC+TBR+WL+WR
downmix DL+DR
22.2 FL+FR+FC+LFE+BL+BR+FLC+FRC+BC+SL+SR+TC+TFL+TFC+TFR+TBL+TBC+TBR+LFE2+TSL+TSR+BFC+BFL+BFR
--
2.38.1
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next reply other threads:[~2022-10-30 16:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-30 16:14 James Almer [this message]
2022-10-30 16:19 ` Andreas Rheinhardt
2022-10-30 16:21 ` James Almer
2022-10-30 18:20 ` Paul B Mahol
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