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authorjstebbins <[email protected]>2012-07-11 20:10:20 +0000
committerjstebbins <[email protected]>2012-07-11 20:10:20 +0000
commit8b91bcb733913afea795cfea6178372eee5b4abe (patch)
tree09b4bd5693f2c361861d803522d2340b6beab985 /libhb/downmix.c
parent7f1f338df87f6075e7edf0cd598523acaf0f82a1 (diff)
bump libav to libav-v0.8-2197-g1a068bf
Resolves several deprecated api's Eliminates several libav patches Eliminates our builtin downmix in favour of avresample Eliminate HB_INPUT_CH_LAYOUT_* and replace with AV_CH_LAYOUT_* Resolves 6.x and 7.0 input channel layout issues HB had Adds downmix support to declpcm. We never had it! git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@4825 b64f7644-9d1e-0410-96f1-a4d463321fa5
Diffstat (limited to 'libhb/downmix.c')
-rw-r--r--libhb/downmix.c1640
1 files changed, 0 insertions, 1640 deletions
diff --git a/libhb/downmix.c b/libhb/downmix.c
index e5ed1c599..e69de29bb 100644
--- a/libhb/downmix.c
+++ b/libhb/downmix.c
@@ -1,1640 +0,0 @@
-/* downmix.c
-
- Copyright (c) 2003-2012 HandBrake Team
- This file is part of the HandBrake source code
- Homepage: <http://handbrake.fr/>.
- It may be used under the terms of the GNU General Public License v2.
- For full terms see the file COPYING file or visit http://www.gnu.org/licenses/gpl-2.0.html
- */
-
-#include <string.h>
-#include <stdlib.h>
-#include <inttypes.h>
-#include "common.h"
-#include "downmix.h"
-
-#define LVL_PLUS6DB 2.0
-#define LVL_PLUS3DB 1.4142135623730951
-#define LVL_3DB 0.7071067811865476
-#define LVL_45DB 0.5946035575013605
-#define LVL_6DB 0.5
-
-#define LVL_SQRT_1_4 0.5
-#define LVL_SQRT_3_4 0.866025404
-
-#define HB_CH_FRONT_LEFT 0x00000001
-#define HB_CH_FRONT_RIGHT 0x00000002
-#define HB_CH_FRONT_CENTER 0x00000004
-#define HB_CH_LOW_FREQUENCY 0x00000008
-#define HB_CH_BACK_LEFT 0x00000010
-#define HB_CH_BACK_RIGHT 0x00000020
-#define HB_CH_BACK_CENTER 0x00000040
-#define HB_CH_SIDE_LEFT 0x00000080
-#define HB_CH_SIDE_RIGHT 0x00000100
-
-#define HB_CH_SURROUND_MASK 0x000001f0
-#define HB_CH_MASK 0x000007ff
-
-#define HB_CH_DOLBY 0x00000800
-#define HB_CH_DPLII 0x00001000
-
-#define DOWNMIX_MONO 0
-#define DOWNMIX_STEREO 1
-#define DOWNMIX_3F 2
-#define DOWNMIX_2F1R 3
-#define DOWNMIX_3F1R 4
-#define DOWNMIX_2F2R 5
-#define DOWNMIX_3F2R 6
-#define DOWNMIX_3F4R 7
-#define DOWNMIX_DOLBY 8
-#define DOWNMIX_DPLII 9
-#define DOWNMIX_NUM_MODES 10
-
-#define DOWNMIX_CHANNEL_MASK 0x0f
-
-#define DOWNMIX_LFE_FLAG 0x10
-#define DOWNMIX_FLAGS_MASK 0x10
-
-hb_sample_t downmix_matrix[DOWNMIX_NUM_MODES][DOWNMIX_NUM_MODES][8][8] =
-{
-// MONO in
-{
- // MONO out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F1R out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F1R out
- { { 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F2R out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F2R out
- { { 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F4R out
- { { 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DOLBY out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
-},
-// STEREO in
-{
- // MONO out
- { { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F1R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F1R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F2R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F2R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F4R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DOLBY out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
-},
-// 3F in
-{
- // MONO out
- { { LVL_PLUS3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F1R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F1R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F2R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F2R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F4R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DOLBY out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
-},
-// 2F1R in
-{
- // MONO out
- { { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F1R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F1R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F2R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F2R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, LVL_3DB, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F4R out
- { { 0, 1, 0, 0, 0, 0, 0 , 0 },
- { 0, 0, 1, 0, 0, 0, 0 , 0 },
- { 0, 0, 0, 0, 0, LVL_3DB, LVL_3DB, 0 },
- { 0, 0, 0, 0, 0, 0, 0 , 1 },
- { 0, 0, 0, 0, 0, 0, 0 , 0 },
- { 0, 0, 0, 0, 0, 0, 0 , 0 },
- { 0, 0, 0, 0, 0, 0, 0 , 0 },
- { 0, 0, 0, 0, 0, 0, 0 , 0 } },
- // DOLBY out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
-},
-// 3F1R in
-{
- // MONO out
- { { LVL_PLUS3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F1R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F1R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F2R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F2R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, LVL_3DB, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F4R out
- { { 1, 0, 0, 0, 0, 0, 0 , 0 },
- { 0, 1, 0, 0, 0, 0, 0 , 0 },
- { 0, 0, 1, 0, 0, 0, 0 , 0 },
- { 0, 0, 0, 0, 0, LVL_3DB, LVL_3DB, 0 },
- { 0, 0, 0, 0, 0, 0, 0 , 1 },
- { 0, 0, 0, 0, 0, 0, 0 , 0 },
- { 0, 0, 0, 0, 0, 0, 0 , 0 },
- { 0, 0, 0, 0, 0, 0, 0 , 0 } },
- // DOLBY out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
-},
-// 2F2R in
-{
- // MONO out
- { { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F1R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F1R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F2R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F2R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F4R out
- { { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 1, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DOLBY out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_6DB, LVL_6DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_6DB, LVL_6DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_3_4, LVL_SQRT_1_4, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_1_4, LVL_SQRT_3_4, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
-},
-// 3F2R in
-{
- // MONO out
- { { LVL_PLUS3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F1R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F1R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 2F2R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F2R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // 3F4R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 1, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DOLBY out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_3_4, LVL_SQRT_1_4, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_1_4, LVL_SQRT_3_4, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 0 } },
-},
-// 3F4R in
-{
- // MONO out
- { { LVL_PLUS3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_6DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_6DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_6DB, 0, 0, 0, 0, 0, 0, 0 },
- { LVL_6DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 } },
- // STEREO out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { LVL_3DB, 0, 0, 0, 0, 0, 0, 0 },
- { 0, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 } },
- // 3F out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 } },
- // 2F1R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_6DB, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_6DB, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_6DB, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_6DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 } },
- // 3F1R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_6DB, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_6DB, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_6DB, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_6DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 } },
- // 2F2R out
- { { 1, 1, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, LVL_3DB, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 } },
- // 3F2R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, LVL_3DB, 0, 0, 0 },
- { 0, 0, 0, LVL_3DB, 0, 0, 0, 0 },
- { 0, 0, 0, 0, LVL_3DB, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 } },
- // 3F4R out
- { { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 1, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 1, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 1, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 1, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 } },
- // DOLBY out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 } },
- // DPLII out
- { { LVL_3DB, LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 1, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_3_4*LVL_3DB, LVL_SQRT_1_4*LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_1_4*LVL_3DB, LVL_SQRT_3_4*LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_3_4*LVL_3DB, LVL_SQRT_1_4*LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { -LVL_SQRT_1_4*LVL_3DB, LVL_SQRT_3_4*LVL_3DB, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 } }
-},
-};
-
-static int channel_layout_map[DOWNMIX_NUM_MODES] =
-{
- // DOWNMIX_MONO
- (HB_CH_FRONT_CENTER),
- // DOWNMIX_STEREO
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT),
- // DOWNMIX_3F
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT|HB_CH_FRONT_CENTER),
- // DOWNMIX_2F1R
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT|HB_CH_BACK_CENTER),
- // DOWNMIX_3F1R
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT|HB_CH_FRONT_CENTER|HB_CH_BACK_CENTER),
- // DOWNMIX_2F2R
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT|HB_CH_BACK_LEFT|HB_CH_BACK_RIGHT),
- // DOWNMIX_3F2R
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT|HB_CH_FRONT_CENTER|HB_CH_BACK_LEFT|HB_CH_BACK_RIGHT),
- // DOWNMIX_3F4R
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT|HB_CH_FRONT_CENTER|HB_CH_SIDE_LEFT|
- HB_CH_SIDE_RIGHT|HB_CH_BACK_LEFT|HB_CH_BACK_RIGHT),
- // DOWNMIX_DOLBY
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT),
- // DOWNMIX_DPLII
- (HB_CH_FRONT_LEFT|HB_CH_FRONT_RIGHT)
-};
-
-int hb_layout_to_mode(uint64_t layout)
-{
- int mode = 0;
- if (layout & AV_CH_LOW_FREQUENCY)
- mode |= DOWNMIX_LFE_FLAG;
- switch (layout & ~AV_CH_LOW_FREQUENCY)
- {
- case AV_CH_LAYOUT_MONO:
- mode |= DOWNMIX_MONO;
- break;
- case AV_CH_LAYOUT_STEREO:
- case AV_CH_LAYOUT_STEREO_DOWNMIX:
- mode |= DOWNMIX_STEREO;
- break;
- case AV_CH_LAYOUT_SURROUND:
- mode |= DOWNMIX_3F;
- break;
- case AV_CH_LAYOUT_2_1:
- mode |= DOWNMIX_2F1R;
- break;
- case AV_CH_LAYOUT_4POINT0:
- mode |= DOWNMIX_3F1R;
- break;
- case AV_CH_LAYOUT_2_2:
- case AV_CH_LAYOUT_QUAD:
- mode |= DOWNMIX_2F2R;
- break;
- case AV_CH_LAYOUT_5POINT0:
- case AV_CH_LAYOUT_5POINT0_BACK:
- mode |= DOWNMIX_3F2R;
- break;
- case AV_CH_LAYOUT_7POINT0:
- mode |= DOWNMIX_3F4R;
- break;
- default:
- {
- switch (av_get_channel_layout_nb_channels(layout))
- {
- case 1:
- mode = DOWNMIX_MONO;
- break;
- case 2:
- mode = DOWNMIX_STEREO;
- break;
- case 3:
- mode = DOWNMIX_3F;
- break;
- case 4:
- mode = DOWNMIX_2F2R;
- break;
- case 5:
- mode = DOWNMIX_3F2R;
- break;
- case 6:
- mode = DOWNMIX_3F2R|DOWNMIX_LFE_FLAG;
- break;
- case 7:
- mode = DOWNMIX_3F4R;
- break;
- case 8:
- mode = DOWNMIX_3F4R|DOWNMIX_LFE_FLAG;
- break;
- default:
- // This will likely not sound very good ;)
- mode = DOWNMIX_STEREO;
- hb_error("hb_layout_to_mode: unsupported layout 0x%"PRIx64" with %d channels",
- layout, av_get_channel_layout_nb_channels(layout));
- break;
- }
- } break;
- }
- return mode;
-}
-
-int hb_mixdown_to_mode(uint32_t mixdown)
-{
- switch (mixdown)
- {
- case HB_AMIXDOWN_MONO:
- return DOWNMIX_MONO;
- case HB_AMIXDOWN_STEREO:
- return DOWNMIX_STEREO;
- case HB_AMIXDOWN_DOLBY:
- return DOWNMIX_DOLBY;
- case HB_AMIXDOWN_DOLBYPLII:
- return DOWNMIX_DPLII;
- case HB_AMIXDOWN_6CH:
- return DOWNMIX_3F2R|DOWNMIX_LFE_FLAG;
- default:
- return DOWNMIX_STEREO;
- }
-}
-
-
-// ffmpeg gives us SMPTE channel layout
-// We could use this layout and remap channels in encfaac,
-// but VLC may have problems with remapping, so lets
-// allow remapping to the default QuickTime order which is:
-//
-// C L R LS RS Rls Rrs LFE
-//
-// This arrangement also makes it possible to use half as
-// many downmix matrices since the matrix with and without
-// LFE are the same.
-//
-// Use hb_layout_remap to accomplish this. For convenience
-// I've provided the necessary maps.
-//
-// SMPTE channel layout
-//
-// DUAL-MONO L R
-// DUAL-MONO-LFE L R LFE
-// MONO M
-// MONO-LFE M LFE
-// STEREO L R
-// STEREO-LFE L R LFE
-// 3F L R C
-// 3F-LFE L R C LFE
-// 2F1 L R S
-// 2F1-LFE L R LFE S
-// 3F1 L R C S
-// 3F1-LFE L R C LFE S
-// 2F2 L R LS RS
-// 2F2-LFE L R LFE LS RS
-// 3F2 L R C LS RS
-// 3F2-LFE L R C LFE LS RS
-// 3F4 L R C Rls Rrs LS RS
-// 3F4-LFE L R C LFE Rls Rrs LS RS
-//
-
-#define CH_C 0
-#define CH_L 1
-#define CH_R 2
-#define CH_CS 3
-#define CH_LS 3
-#define CH_RS 4
-#define CH_Rls 5
-#define CH_Rrs 6
-#define CH_LFE 7
-
-hb_chan_map_t hb_qt_chan_map =
-{
-{
- {{ CH_C, },
- { CH_C, CH_LFE, }}, // MONO
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, CH_LFE, }}, // STEREO
-
- {{ CH_C, CH_L, CH_R, },
- { CH_C, CH_L, CH_R, CH_LFE, }}, // 3F
-
- {{ CH_L, CH_R, CH_CS, },
- { CH_L, CH_R, CH_CS, CH_LFE, }}, // 2F1R
-
- {{ CH_C, CH_L, CH_R, CH_CS, },
- { CH_C, CH_L, CH_R, CH_CS, CH_LFE, }}, // 3F1R
-
- {{ CH_L, CH_R, CH_LS, CH_RS, },
- { CH_L, CH_R, CH_LS, CH_RS, CH_LFE, }}, // 2F2R
-
- {{ CH_C, CH_L, CH_R, CH_LS, CH_RS, },
- { CH_C, CH_L, CH_R, CH_LS, CH_RS, CH_LFE, }}, // 3F2R
-
- {{ CH_C, CH_L, CH_R, CH_LS, CH_RS, CH_Rls, CH_Rrs, },
- { CH_C, CH_L, CH_R, CH_LS, CH_RS, CH_Rls, CH_Rrs, CH_LFE }}, // 3F4R
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, }}, // DOLBY
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, }} // DPLII
-},
-{
- // CH_C CH_L CH_R CH_LS/CS CH_RS CH_Rls CH_Rrs CH_LFE
- {{ 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 }}, // MONO
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 2 }}, // STEREO
-
- {{ 0, 1, 2, 0, 0, 0, 0, 0 },
- { 0, 1, 2, 0, 0, 0, 0, 3 }}, // 3F
-
- {{ 0, 0, 1, 2, 0, 0, 0, 0 },
- { 0, 0, 1, 2, 0, 0, 0, 3 }}, // 2F1R
-
- {{ 0, 1, 2, 3, 0, 0, 0, 0 },
- { 0, 1, 2, 3, 0, 0, 0, 4 }}, // 3F1R
-
- {{ 0, 0, 1, 2, 3, 0, 0, 0 },
- { 0, 0, 1, 2, 3, 0, 0, 4 }}, // 2F2R
-
- {{ 0, 1, 2, 3, 4, 0, 0, 0 },
- { 0, 1, 2, 3, 4, 0, 0, 5 }}, // 3F2R
-
- {{ 0, 1, 2, 3, 4, 5, 6, 0 },
- { 0, 1, 2, 3, 4, 5, 6, 7 }}, // 3F4R
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 }}, // DOLBY
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 }} // DPLII
-}
-};
-
-hb_chan_map_t hb_smpte_chan_map =
-{
-{
- {{ CH_C, },
- { CH_C, CH_LFE, }}, // MONO
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, CH_LFE, }}, // STEREO
-
- {{ CH_L, CH_R, CH_C, },
- { CH_L, CH_R, CH_C, CH_LFE, }}, // 3F
-
- {{ CH_L, CH_R, CH_CS, },
- { CH_L, CH_R, CH_LFE, CH_CS, }}, // 2F1R
-
- {{ CH_L, CH_R, CH_C, CH_CS, },
- { CH_L, CH_R, CH_LFE, CH_CS, }}, // 3F1R
-
- {{ CH_L, CH_R, CH_LS, CH_RS, },
- { CH_L, CH_R, CH_LFE, CH_LS, CH_RS, }}, // 2F2R
-
- {{ CH_L, CH_R, CH_C, CH_LS, CH_RS, },
- { CH_L, CH_R, CH_C, CH_LFE, CH_LS, CH_RS, }}, // 3F2R
-
- {{ CH_L, CH_R, CH_C, CH_Rls, CH_Rrs, CH_LS, CH_RS },
- { CH_L, CH_R, CH_C, CH_LFE, CH_Rls, CH_Rrs, CH_LS, CH_RS }}, // 3F4R
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, }}, // DOLBY
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, }} // DPLII
-},
-{
- // CH_C CH_L CH_R CH_LS/CS CH_RS CH_Rls CH_Rrs CH_LFE
- {{ 0, 0, 0, 0, 0, 0, 0, 0 },
- { 0, 0, 0, 0, 0, 0, 0, 1 }}, // MONO
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 2 }}, // STEREO
-
- {{ 2, 0, 1, 0, 0, 0, 0, 0 },
- { 2, 0, 1, 0, 0, 0, 0, 3 }}, // 3F
-
- {{ 0, 0, 1, 2, 0, 0, 0, 0 },
- { 0, 0, 1, 3, 0, 0, 0, 2 }}, // 2F1R
-
- {{ 2, 0, 1, 3, 0, 0, 0, 0 },
- { 2, 0, 1, 4, 0, 0, 0, 3 }}, // 3F1R
-
- {{ 0, 0, 1, 2, 3, 0, 0, 0 },
- { 0, 0, 1, 3, 4, 0, 0, 2 }}, // 2F2R
-
- {{ 2, 0, 1, 3, 4, 0, 0, 0 },
- { 2, 0, 1, 4, 5, 0, 0, 3 }}, // 3F2R
-
- {{ 2, 0, 1, 5, 6, 3, 4, 0 },
- { 2, 0, 1, 6, 7, 4, 5, 3 }}, // 3F4R
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 }}, // DOLBY
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 }} // DPLII
-}
-};
-
-hb_chan_map_t hb_ac3_chan_map =
-{
-{
- {{ CH_C, },
- { CH_LFE, CH_C, }}, // MONO
-
- {{ CH_L, CH_R, },
- { CH_LFE, CH_L, CH_R, }}, // STEREO
-
- {{ CH_L, CH_C, CH_R, },
- { CH_LFE, CH_L, CH_C, CH_R, }}, // 3F
-
- {{ CH_L, CH_R, CH_CS, },
- { CH_LFE, CH_L, CH_R, CH_CS, }}, // 2F1R
-
- {{ CH_L, CH_C, CH_R, CH_CS, },
- { CH_LFE, CH_L, CH_C, CH_R, CH_CS, }}, // 3F1R
-
- {{ CH_L, CH_R, CH_LS, CH_RS, },
- { CH_LFE, CH_L, CH_R, CH_LS, CH_RS, }}, // 2F2R
-
- {{ CH_L, CH_C, CH_R, CH_LS, CH_RS, },
- { CH_LFE, CH_L, CH_C, CH_R, CH_LS, CH_RS, }}, // 3F2R
-
- {{ CH_L, CH_C, CH_R, CH_LS, CH_RS, CH_Rls, CH_Rrs, },
- { CH_LFE, CH_L, CH_C, CH_R, CH_LS, CH_RS, CH_Rls, CH_Rrs }}, // 3F4R
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, }}, // DOLBY
-
- {{ CH_L, CH_R, },
- { CH_L, CH_R, }} // DPLII
-},
-{
- // CH_C CH_L CH_R CH_LS/CS CH_RS CH_Rls CH_Rrs CH_LFE
- {{ 0, 0, 0, 0, 0, 0, 0, 0 },
- { 1, 0, 0, 0, 0, 0, 0, 0 }}, // MONO
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 1, 2, 0, 0, 0, 0, 0 }}, // STEREO
-
- {{ 1, 0, 2, 0, 0, 0, 0, 0 },
- { 2, 1, 3, 0, 0, 0, 0, 0 }}, // 3F
-
- {{ 0, 0, 1, 2, 0, 0, 0, 0 },
- { 0, 1, 2, 3, 0, 0, 0, 0 }}, // 2F1R
-
- {{ 1, 0, 2, 3, 0, 0, 0, 0 },
- { 2, 1, 3, 4, 0, 0, 0, 0 }}, // 3F1R
-
- {{ 0, 0, 1, 2, 3, 0, 0, 0 },
- { 0, 1, 2, 3, 4, 0, 0, 0 }}, // 2F2R
-
- {{ 1, 0, 2, 3, 4, 0, 0, 0 },
- { 2, 1, 3, 4, 5, 0, 0, 0 }}, // 3F2R
-
- {{ 1, 0, 2, 3, 4, 5, 6, 0 },
- { 2, 1, 3, 4, 5, 6, 7, 0 }}, // 3F4R
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 }}, // DOLBY
-
- {{ 0, 0, 1, 0, 0, 0, 0, 0 },
- { 0, 0, 1, 0, 0, 0, 0, 0 }} // DPLII
-}
-};
-
-static const uint8_t nchans_tbl[] = {1, 2, 3, 3, 4, 4, 5, 7, 2, 2};
-
-// Takes a set of samples and remaps the channel layout
-void hb_layout_remap(hb_chan_map_t *map_in,
- hb_chan_map_t *map_out,
- uint64_t layout,
- hb_sample_t *samples,
- int nsamples)
-{
- int nchans;
- int ii, jj;
- int lfe;
- int * map;
- int * inv_map;
- int mode;
- hb_sample_t tmp[8];
-
- mode = hb_layout_to_mode(layout);
- lfe = ((mode & DOWNMIX_LFE_FLAG) != 0);
- mode = mode & DOWNMIX_CHANNEL_MASK;
- nchans = nchans_tbl[mode] + lfe;
- inv_map = map_in->inv_chan_map[mode][lfe];
- map = map_out->chan_map[mode][lfe];
-
- for (ii = 0; ii < nsamples; ii++)
- {
- for (jj = 0; jj < nchans; jj++)
- {
- tmp[jj] = samples[jj];
- }
- for (jj = 0; jj < nchans; jj++)
- {
- int ord = map[jj];
- samples[jj] = tmp[inv_map[ord]];
- }
- samples += nchans;
- }
-}
-
-static void matrix_mul(
- hb_sample_t * dst,
- hb_sample_t * src,
- int nchans_out,
- int nchans_in,
- int nsamples,
- hb_sample_t (*matrix)[8],
- hb_sample_t bias)
-{
- int nn, ii, jj;
- hb_sample_t val;
-
- for (nn = 0; nn < nsamples; nn++)
- {
- for (ii = 0; ii < nchans_out; ii++)
- {
- val = 0;
- for (jj = 0; jj < nchans_in; jj++)
- {
- val += src[jj] * matrix[jj][ii];
- }
- dst[ii] = val + bias;
- }
- src += nchans_in;
- dst += nchans_out;
- }
-}
-
-static void set_level( hb_downmix_t * downmix )
-{
- int ii, jj;
- int layout_in, layout_out;
- int mode_in;
- int mode_out;
-
- mode_in = downmix->mode_in & ~DOWNMIX_FLAGS_MASK;
- mode_out = downmix->mode_out & ~DOWNMIX_FLAGS_MASK;
-
- for (ii = 0; ii < 8; ii++)
- {
- for (jj = 0; jj < 8; jj++)
- {
- downmix->matrix[ii][jj] *= downmix->level;
- }
- }
- if (mode_out >= DOWNMIX_DOLBY)
- return;
-
- layout_in = channel_layout_map[mode_in];
- layout_out = channel_layout_map[mode_out];
-
- if (layout_in & HB_CH_FRONT_CENTER)
- {
- if (!(layout_out & HB_CH_FRONT_CENTER))
- {
- for (jj = 0; jj < 8; jj++)
- {
- downmix->matrix[downmix->center][jj] *= downmix->clev;
- }
- }
- }
- if (layout_in & (HB_CH_BACK_LEFT|HB_CH_BACK_RIGHT|HB_CH_BACK_CENTER|HB_CH_SIDE_LEFT|HB_CH_SIDE_RIGHT))
- {
- if (layout_out & (HB_CH_BACK_LEFT|HB_CH_BACK_RIGHT|HB_CH_BACK_CENTER|HB_CH_SIDE_LEFT|HB_CH_SIDE_RIGHT))
- {
- // Note, slev only gets set if input has surround, and output has none.
- return;
- }
- }
- for (jj = 0; jj < 8; jj++)
- {
- if ( downmix->left_surround >= 0 )
- downmix->matrix[downmix->left_surround][jj] *= downmix->slev;
- if ( downmix->right_surround >= 0 )
- downmix->matrix[downmix->right_surround][jj] *= downmix->slev;
- if ( downmix->rear_left_surround >= 0 )
- downmix->matrix[downmix->rear_left_surround][jj] *= downmix->slev;
- if ( downmix->rear_right_surround >= 0 )
- downmix->matrix[downmix->rear_right_surround][jj] *= downmix->slev;
- }
-}
-
-#define MIXMODE(x,y) (((x)<<4)|(y))
-// The downmix operation can result in new sample values that are
-// outside the original range of sample values. If you wish to
-// guarantee that the levels to not exceed the original range,
-// call this function after initializing downmix and setting
-// your initial levels.
-//
-// Note that this can result in generally lower volume levels
-// in the resulting downmixed audio.
-void hb_downmix_adjust_level( hb_downmix_t * downmix )
-{
- int mode_in, mode_out;
- hb_sample_t level = downmix->level;
- hb_sample_t clev = downmix->clev;
- hb_sample_t slev = downmix->slev;
-
- mode_in = downmix->mode_in & DOWNMIX_CHANNEL_MASK;
- mode_out = downmix->mode_out & DOWNMIX_CHANNEL_MASK;
-
- switch MIXMODE(mode_in, mode_out)
- {
- case MIXMODE(DOWNMIX_STEREO, DOWNMIX_MONO):
- case MIXMODE(DOWNMIX_2F2R, DOWNMIX_2F1R):
- case MIXMODE(DOWNMIX_2F2R, DOWNMIX_3F1R):
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_3F1R):
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_3F1R):
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_3F2R):
- level_3db:
- level /= LVL_PLUS3DB;
- break;
-
- case MIXMODE(DOWNMIX_3F, DOWNMIX_MONO):
- level /= LVL_PLUS3DB + clev * LVL_PLUS3DB;
- break;
-
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_2F1R):
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_2F1R):
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_2F2R):
- if (1 + clev < LVL_PLUS3DB)
- goto level_3db;
- case MIXMODE(DOWNMIX_3F, DOWNMIX_STEREO):
- case MIXMODE(DOWNMIX_3F, DOWNMIX_2F1R):
- case MIXMODE(DOWNMIX_3F, DOWNMIX_2F2R):
- case MIXMODE(DOWNMIX_3F, DOWNMIX_DOLBY):
- case MIXMODE(DOWNMIX_3F, DOWNMIX_DPLII):
- case MIXMODE(DOWNMIX_3F1R, DOWNMIX_2F1R):
- case MIXMODE(DOWNMIX_3F1R, DOWNMIX_2F2R):
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_2F2R):
- level /= 1 + clev;
- break;
-
-
- case MIXMODE(DOWNMIX_2F1R, DOWNMIX_MONO):
- level /= LVL_PLUS3DB + LVL_3DB * clev;
- break;
-
- case MIXMODE(DOWNMIX_2F1R, DOWNMIX_DOLBY):
- level /= 1 + LVL_3DB;
- break;
-
- case MIXMODE(DOWNMIX_2F1R, DOWNMIX_STEREO):
- case MIXMODE(DOWNMIX_2F1R, DOWNMIX_3F):
- case MIXMODE(DOWNMIX_3F1R, DOWNMIX_3F):
- level /= 1 + LVL_3DB * slev;
- break;
-
- case MIXMODE(DOWNMIX_3F1R, DOWNMIX_MONO):
- level /= LVL_PLUS3DB + LVL_PLUS3DB * clev + LVL_3DB * slev;
- break;
-
- case MIXMODE(DOWNMIX_3F1R, DOWNMIX_STEREO):
- level /= 1 + clev + LVL_3DB * slev;
- break;
-
- case MIXMODE(DOWNMIX_3F1R, DOWNMIX_DOLBY):
- case MIXMODE(DOWNMIX_3F1R, DOWNMIX_DPLII):
- case MIXMODE(DOWNMIX_2F2R, DOWNMIX_DOLBY):
- level /= 1 + LVL_PLUS3DB;
- break;
-
- case MIXMODE(DOWNMIX_2F2R, DOWNMIX_MONO):
- level /= LVL_PLUS3DB + LVL_PLUS3DB * slev;
- break;
-
- case MIXMODE(DOWNMIX_2F2R, DOWNMIX_STEREO):
- case MIXMODE(DOWNMIX_2F2R, DOWNMIX_3F):
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_3F):
- level /= 1 + slev;
- break;
-
- case MIXMODE(DOWNMIX_2F2R, DOWNMIX_DPLII):
- level /= 1 + LVL_SQRT_1_4 + LVL_SQRT_3_4;
- break;
-
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_MONO):
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_MONO):
- level /= LVL_PLUS3DB + LVL_PLUS3DB * clev * LVL_PLUS3DB * slev;
- break;
-
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_STEREO):
- level /= 1 + clev + slev;
- break;
-
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_DOLBY):
- level /= 1 + 3 * LVL_3DB;
- break;
-
- case MIXMODE(DOWNMIX_3F2R, DOWNMIX_DPLII):
- level /= 1 + LVL_3DB + LVL_SQRT_1_4 + LVL_SQRT_3_4;
- break;
-
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_STEREO):
- level /= 1 + clev + LVL_PLUS3DB * slev;
- break;
-
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_3F):
- level /= 1 + LVL_PLUS3DB * slev;
- break;
-
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_DOLBY):
- level /= 1 + 5 * LVL_3DB;
- break;
-
- case MIXMODE(DOWNMIX_3F4R, DOWNMIX_DPLII):
- level /= 1 + LVL_3DB + 2 * LVL_SQRT_1_4 + 2 * LVL_SQRT_3_4;
- }
-
- downmix->level = level;
- downmix->matrix_initialized = 0;
-}
-
-void hb_downmix_set_bias( hb_downmix_t * downmix, hb_sample_t bias )
-{
- downmix->bias = bias;
-}
-
-// Changes the downmix mode if it needs changing after initialization
-static void set_mode( hb_downmix_t * downmix )
-{
- int ii, jj;
- int mode_in, mode_out;
- hb_sample_t (*matrix)[8];
-
- mode_in = downmix->mode_in & ~DOWNMIX_FLAGS_MASK;
- mode_out = downmix->mode_out & ~DOWNMIX_FLAGS_MASK;
-
- matrix = downmix_matrix[mode_in][mode_out];
-
- for (ii = 0; ii < 8; ii++)
- {
- for (jj = 0; jj < 8; jj++)
- {
- downmix->matrix[ii][jj] = matrix[ii][jj];
- }
- }
-}
-
-// Changes the downmix mode if it needs changing after initialization
-int hb_downmix_set_mode( hb_downmix_t * downmix, int layout, int mixdown )
-{
- int lfe_in, lfe_out;
- int mode_in, mode_out;
-
- if ( downmix == NULL )
- return -1;
-
- mode_in = hb_layout_to_mode(layout);
- mode_out = hb_mixdown_to_mode(mixdown);
- downmix->mode_in = mode_in;
- downmix->mode_out = mode_out;
-
- mode_in = downmix->mode_in & ~DOWNMIX_FLAGS_MASK;
- mode_out = downmix->mode_out & ~DOWNMIX_FLAGS_MASK;
-
- if (mode_in >= DOWNMIX_NUM_MODES || mode_out >= DOWNMIX_NUM_MODES)
- return -1;
-
- lfe_in = ((downmix->mode_in & DOWNMIX_LFE_FLAG) != 0);
- lfe_out = ((downmix->mode_out & DOWNMIX_LFE_FLAG) != 0);
-
- downmix->nchans_in = nchans_tbl[mode_in] + lfe_in;
- downmix->nchans_out = nchans_tbl[mode_out] + lfe_out;
-
- downmix->matrix_initialized = 0;
- return 0;
-}
-
-// Changes the downmix levels if they need changing after initialization
-void hb_downmix_set_level( hb_downmix_t * downmix, hb_sample_t clev, hb_sample_t slev, hb_sample_t level )
-{
- if ( downmix == NULL )
- return;
-
- downmix->clev = clev;
- downmix->slev = slev;
- downmix->level = level;
- downmix->matrix_initialized = 0;
-}
-
-static void set_chan_map( hb_downmix_t * downmix )
-{
- int nchans;
- int ii, jj;
- int lfe;
- int * map;
- int * inv_map;
- int mode;
- hb_sample_t matrix[8][8];
-
- // Copy the matrix
- for ( ii = 0; ii < 8; ii++ )
- {
- for ( jj = 0; jj < 8; jj++ )
- {
- matrix[ii][jj] = downmix->matrix[ii][jj];
- }
- }
-
- // Rearrange the rows to correspond to the input channel order
- lfe = ((downmix->mode_in & DOWNMIX_LFE_FLAG) != 0);
- mode = downmix->mode_in & DOWNMIX_CHANNEL_MASK;
- nchans = nchans_tbl[mode] + lfe;
- map = downmix->map_in.chan_map[mode][lfe];
- inv_map = hb_qt_chan_map.inv_chan_map[mode][lfe];
-
- downmix->center = -1;
- downmix->left_surround = -1;
- downmix->right_surround = -1;
- downmix->rear_left_surround = -1;
- downmix->rear_right_surround = -1;
- for ( ii = 0; ii < nchans; ii++ )
- {
- int ord = map[ii];
- int row = inv_map[ord];
- switch (ord)
- {
- case CH_C:
- downmix->center = ii;
- break;
- case CH_LS:
- downmix->left_surround = ii;
- break;
- case CH_RS:
- downmix->right_surround = ii;
- break;
- case CH_Rls:
- downmix->rear_right_surround = ii;
- break;
- case CH_Rrs:
- downmix->rear_left_surround = ii;
- break;
- }
- for ( jj = 0; jj < 8; jj++ )
- {
- downmix->matrix[ii][jj] = matrix[row][jj];
- }
- }
-
- // Copy the matrix
- for ( ii = 0; ii < 8; ii++ )
- {
- for ( jj = 0; jj < 8; jj++ )
- {
- matrix[ii][jj] = downmix->matrix[ii][jj];
- }
- }
-
- // Rearrange the columns to correspond to the output channel order
- lfe = ((downmix->mode_out & DOWNMIX_LFE_FLAG) != 0);
- mode = downmix->mode_out & DOWNMIX_CHANNEL_MASK;
- nchans = nchans_tbl[mode] + lfe;
- map = downmix->map_out.chan_map[mode][lfe];
- inv_map = hb_qt_chan_map.inv_chan_map[mode][lfe];
- for ( ii = 0; ii < nchans; ii++ )
- {
- int ord = map[ii];
- int col = inv_map[ord];
- for ( jj = 0; jj < 8; jj++ )
- {
- downmix->matrix[jj][ii] = matrix[jj][col];
- }
- }
-}
-
-void hb_downmix_set_chan_map(
- hb_downmix_t * downmix,
- hb_chan_map_t * map_in,
- hb_chan_map_t * map_out )
-{
- downmix->map_in = *map_in;
- downmix->map_out = *map_out;
- downmix->matrix_initialized = 0;
-}
-
-hb_downmix_t * hb_downmix_init(int layout, int mixdown)
-{
- hb_downmix_t * downmix = calloc(1, sizeof(hb_downmix_t));
-
- if (downmix == NULL)
- return NULL;
- if ( hb_downmix_set_mode( downmix, layout, mixdown ) < 0 )
- {
- free( downmix );
- return NULL;
- }
- // Set some good default values
- hb_downmix_set_level( downmix, LVL_3DB, LVL_3DB, 1.0 );
- downmix->bias = 0.0;
- downmix->matrix_initialized = 0;
- // The default input and output channel order is QT
- hb_downmix_set_chan_map( downmix, &hb_qt_chan_map, &hb_qt_chan_map );
- return downmix;
-}
-
-void hb_downmix_close( hb_downmix_t **downmix )
-{
- if (*downmix != NULL)
- free(*downmix);
- *downmix = NULL;
-}
-
-static void init_matrix( hb_downmix_t * downmix )
-{
- if ( !downmix->matrix_initialized )
- {
- set_mode( downmix );
- set_chan_map( downmix );
- set_level(downmix);
- downmix->matrix_initialized = 1;
- }
-}
-
-void hb_downmix( hb_downmix_t * downmix, hb_sample_t * dst, hb_sample_t * src, int nsamples)
-{
- init_matrix( downmix );
- matrix_mul( dst, src, downmix->nchans_out, downmix->nchans_in,
- nsamples, downmix->matrix, downmix->bias );
-}
-
-int hb_need_downmix( int layout, int mixdown )
-{
- int mode_in, mode_out;
-
- mode_in = hb_layout_to_mode(layout);
- mode_out = hb_mixdown_to_mode(mixdown);
-
- return (mode_in != mode_out);
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 14:14:53 +0000