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bluetooth: Update sbc from git upstream.

Browse source 
It contains encoding fixes, pass the conformance tests, and is now
vectorizable. Next update might include SSE and/or Neon code.
This commit is contained in:
Marc-André Lureau 2009-01-08 19:13:49 +02:00
parent d096ad78d3
commit 7e6309c77c
4 changed files with 455 additions and 342 deletions
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16
src/modules/bluetooth/sbc_math.h
View file

@ -2,7 +2,7 @@
*
* Bluetooth low-complexity, subband codec (SBC) library
*
* Copyright (C) 2004-2008 Marcel Holtmann <marcel@holtmann.org>
* Copyright (C) 2004-2009 Marcel Holtmann <marcel@holtmann.org>
* Copyright (C) 2004-2005 Henryk Ploetz <henryk@ploetzli.ch>
* Copyright (C) 2005-2008 Brad Midgley <bmidgley@xmission.com>
*
@ -29,31 +29,21 @@
#define ASR(val, bits) ((-2 >> 1 == -1) ? \
((int32_t)(val)) >> (bits) : ((int32_t) (val)) / (1 << (bits)))
#define SCALE_PROTO4_TBL 15
#define SCALE_ANA4_TBL 17
#define SCALE_PROTO8_TBL 16
#define SCALE_ANA8_TBL 17
#define SCALE_OUT_BITS 15
#define SCALE_SPROTO4_TBL 12
#define SCALE_SPROTO8_TBL 14
#define SCALE_NPROTO4_TBL 11
#define SCALE_NPROTO8_TBL 11
#define SCALE4_STAGE1_BITS 15
#define SCALE4_STAGE2_BITS 16
#define SCALE4_STAGED1_BITS 15
#define SCALE4_STAGED2_BITS 16
#define SCALE8_STAGE1_BITS 15
#define SCALE8_STAGE2_BITS 15
#define SCALE8_STAGED1_BITS 15
#define SCALE8_STAGED2_BITS 16
typedef int32_t sbc_fixed_t;
#define SCALE4_STAGE1(src) ASR(src, SCALE4_STAGE1_BITS)
#define SCALE4_STAGE2(src) ASR(src, SCALE4_STAGE2_BITS)
#define SCALE4_STAGED1(src) ASR(src, SCALE4_STAGED1_BITS)
#define SCALE4_STAGED2(src) ASR(src, SCALE4_STAGED2_BITS)
#define SCALE8_STAGE1(src) ASR(src, SCALE8_STAGE1_BITS)
#define SCALE8_STAGE2(src) ASR(src, SCALE8_STAGE2_BITS)
#define SCALE8_STAGED1(src) ASR(src, SCALE8_STAGED1_BITS)
#define SCALE8_STAGED2(src) ASR(src, SCALE8_STAGED2_BITS)