From 34de0abbe71fa90e874ff902200e5c6c466ba2f6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jan=20Ekstr=C3=B6m?= Date: Thu, 11 Jun 2020 22:08:30 +0300 Subject: [PATCH] avutil/channel_layout: add 22.2 layout Requires some extraneous top side and bottom front channels to be defined. According to STD-B59v2, the defined channel layout is: - FL - FR - FC - LFE1 - BL - BR - FLc - FRc - BC - LFE2 - SiL - SiR - TpFL - TpFR - TpFC - TpC - TpBL - TpBR - TpSiL - TpSiR - TpBC - BtFC - BtFL - BtFR --- doc/APIchanges | 5 +++++ libavutil/channel_layout.c | 6 ++++++ libavutil/channel_layout.h | 6 ++++++ libavutil/version.h | 2 +- 4 files changed, 18 insertions(+), 1 deletion(-) diff --git a/doc/APIchanges b/doc/APIchanges index 72a4833fbc..a9bf1afd4c 100644 --- a/doc/APIchanges +++ b/doc/APIchanges @@ -15,6 +15,11 @@ libavutil: 2017-10-21 API changes, most recent first: +2020-08-04 - xxxxxxxxxx - lavu 56.58.100 - channel_layout.h + Add AV_CH_LAYOUT_22POINT2 together with its newly required pieces: + AV_CH_TOP_SIDE_LEFT, AV_CH_TOP_SIDE_RIGHT, AV_CH_BOTTOM_FRONT_CENTER, + AV_CH_BOTTOM_FRONT_LEFT, AV_CH_BOTTOM_FRONT_RIGHT. + 2020-07-xx - xxxxxxxxxx - lavu 56.57.100 - cpu.h Add AV_CPU_FLAG_MMI and AV_CPU_FLAG_MSA. diff --git a/libavutil/channel_layout.c b/libavutil/channel_layout.c index 3bd5ee29b7..ac773a9e63 100644 --- a/libavutil/channel_layout.c +++ b/libavutil/channel_layout.c @@ -62,6 +62,11 @@ static const struct channel_name channel_names[] = { [33] = { "SDL", "surround direct left" }, [34] = { "SDR", "surround direct right" }, [35] = { "LFE2", "low frequency 2" }, + [36] = { "TSL", "top side left" }, + [37] = { "TSR", "top side right" }, + [38] = { "BFC", "bottom front center" }, + [39] = { "BFL", "bottom front left" }, + [40] = { "BFR", "bottom front right" }, }; static const char *get_channel_name(int channel_id) @@ -104,6 +109,7 @@ static const struct { { "octagonal", 8, AV_CH_LAYOUT_OCTAGONAL }, { "hexadecagonal", 16, AV_CH_LAYOUT_HEXADECAGONAL }, { "downmix", 2, AV_CH_LAYOUT_STEREO_DOWNMIX, }, + { "22.2", 24, AV_CH_LAYOUT_22POINT2, }, }; static uint64_t get_channel_layout_single(const char *name, int name_len) diff --git a/libavutil/channel_layout.h b/libavutil/channel_layout.h index 50bb8f03c5..d39ae1177a 100644 --- a/libavutil/channel_layout.h +++ b/libavutil/channel_layout.h @@ -71,6 +71,11 @@ #define AV_CH_SURROUND_DIRECT_LEFT 0x0000000200000000ULL #define AV_CH_SURROUND_DIRECT_RIGHT 0x0000000400000000ULL #define AV_CH_LOW_FREQUENCY_2 0x0000000800000000ULL +#define AV_CH_TOP_SIDE_LEFT 0x0000001000000000ULL +#define AV_CH_TOP_SIDE_RIGHT 0x0000002000000000ULL +#define AV_CH_BOTTOM_FRONT_CENTER 0x0000004000000000ULL +#define AV_CH_BOTTOM_FRONT_LEFT 0x0000008000000000ULL +#define AV_CH_BOTTOM_FRONT_RIGHT 0x0000010000000000ULL /** Channel mask value used for AVCodecContext.request_channel_layout to indicate that the user requests the channel order of the decoder output @@ -110,6 +115,7 @@ #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_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) enum AVMatrixEncoding { AV_MATRIX_ENCODING_NONE, diff --git a/libavutil/version.h b/libavutil/version.h index 975fb87f31..3e7e1f410b 100644 --- a/libavutil/version.h +++ b/libavutil/version.h @@ -79,7 +79,7 @@ */ #define LIBAVUTIL_VERSION_MAJOR 56 -#define LIBAVUTIL_VERSION_MINOR 57 +#define LIBAVUTIL_VERSION_MINOR 58 #define LIBAVUTIL_VERSION_MICRO 100 #define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \