summaryrefslogtreecommitdiff
path: root/thirdparty/libmpcdec/mpcdec_math.h
diff options
context:
space:
mode:
Diffstat (limited to 'thirdparty/libmpcdec/mpcdec_math.h')
-rw-r--r--thirdparty/libmpcdec/mpcdec_math.h148
1 files changed, 0 insertions, 148 deletions
diff --git a/thirdparty/libmpcdec/mpcdec_math.h b/thirdparty/libmpcdec/mpcdec_math.h
deleted file mode 100644
index 35a5ac5a57..0000000000
--- a/thirdparty/libmpcdec/mpcdec_math.h
+++ /dev/null
@@ -1,148 +0,0 @@
-/*
- Copyright (c) 2005-2009, The Musepack Development Team
- All rights reserved.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are
- met:
-
- * Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
-
- * Redistributions in binary form must reproduce the above
- copyright notice, this list of conditions and the following
- disclaimer in the documentation and/or other materials provided
- with the distribution.
-
- * Neither the name of the The Musepack Development Team nor the
- names of its contributors may be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-/// \file math.h
-/// Libmpcdec internal math routines.
-#ifndef _MPCDEC_MATH_H_
-#define _MPCDEC_MATH_H_
-#ifdef WIN32
-#pragma once
-#endif
-
-#include <mpc/mpc_types.h>
-
-#include <assert.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifdef MPC_FIXED_POINT
-
-#ifdef _WIN32_WCE
-#include <cmnintrin.h>
-#define MPC_HAVE_MULHIGH
-#endif
-
-//in fixedpoint mode, results in decode output buffer are in -MPC_FIXED_POINT_SCALE ... MPC_FIXED_POINT_SCALE range
-
-typedef mpc_int64_t MPC_SAMPLE_FORMAT_MULTIPLY;
-
-#define MAKE_MPC_SAMPLE(X) (MPC_SAMPLE_FORMAT)((double)(X) * (double)(((mpc_int64_t)1)<<MPC_FIXED_POINT_FRACTPART))
-#define MAKE_MPC_SAMPLE_EX(X,Y) (MPC_SAMPLE_FORMAT)((double)(X) * (double)(((mpc_int64_t)1)<<(Y)))
-
-#define MPC_MULTIPLY_NOTRUNCATE(X,Y) \
- (((MPC_SAMPLE_FORMAT_MULTIPLY)(X) * (MPC_SAMPLE_FORMAT_MULTIPLY)(Y)) >> MPC_FIXED_POINT_FRACTPART)
-
-#define MPC_MULTIPLY_EX_NOTRUNCATE(X,Y,Z) \
- (((MPC_SAMPLE_FORMAT_MULTIPLY)(X) * (MPC_SAMPLE_FORMAT_MULTIPLY)(Y)) >> (Z))
-
-#ifdef _DEBUG
-static mpc_inline MPC_SAMPLE_FORMAT MPC_MULTIPLY(MPC_SAMPLE_FORMAT item1,MPC_SAMPLE_FORMAT item2)
-{
- MPC_SAMPLE_FORMAT_MULTIPLY temp = MPC_MULTIPLY_NOTRUNCATE(item1,item2);
- assert(temp == (MPC_SAMPLE_FORMAT_MULTIPLY)(MPC_SAMPLE_FORMAT)temp);
- return (MPC_SAMPLE_FORMAT)temp;
-}
-
-static mpc_inline MPC_SAMPLE_FORMAT MPC_MULTIPLY_EX(MPC_SAMPLE_FORMAT item1,MPC_SAMPLE_FORMAT item2,unsigned shift)
-{
- MPC_SAMPLE_FORMAT_MULTIPLY temp = MPC_MULTIPLY_EX_NOTRUNCATE(item1,item2,shift);
- assert(temp == (MPC_SAMPLE_FORMAT_MULTIPLY)(MPC_SAMPLE_FORMAT)temp);
- return (MPC_SAMPLE_FORMAT)temp;
-}
-
-#else
-
-#define MPC_MULTIPLY(X,Y) ((MPC_SAMPLE_FORMAT)MPC_MULTIPLY_NOTRUNCATE(X,Y))
-#define MPC_MULTIPLY_EX(X,Y,Z) ((MPC_SAMPLE_FORMAT)MPC_MULTIPLY_EX_NOTRUNCATE(X,Y,Z))
-
-#endif
-
-#ifdef MPC_HAVE_MULHIGH
-#define MPC_MULTIPLY_FRACT(X,Y) _MulHigh(X,Y)
-#else
-//#define MPC_MULTIPLY_FRACT(X,Y) MPC_MULTIPLY_EX(X,Y,32)
-//#define MPC_MULTIPLY_FRACT(X,Y) ((((MPC_SAMPLE_FORMAT_MULTIPLY)(X)*(MPC_SAMPLE_FORMAT_MULTIPLY)(Y))>>16)>>16)
-//#if 1
-#ifdef PSP_ENABLED
-#define MPC_MULTIPLY_FRACT(X,Y) (((MPC_SAMPLE_FORMAT_MULTIPLY)(X)*(MPC_SAMPLE_FORMAT_MULTIPLY)(Y))/4294967296L)
-#else
-#define MPC_MULTIPLY_FRACT(X,Y) MPC_MULTIPLY_EX(X,Y,32)
-#endif
-
-#endif
-
-//#define MPC_MAKE_FRACT_CONST(X) (MPC_SAMPLE_FORMAT)((X) * (double)(((mpc_int64_t)1)<<32) )
-#define MPC_MAKE_FRACT_CONST(X) (MPC_SAMPLE_FORMAT)((X) * 4294967296.0 )
-
-
-#define MPC_MULTIPLY_FRACT_CONST(X,Y) MPC_MULTIPLY_FRACT(X,MPC_MAKE_FRACT_CONST(Y))
-#define MPC_MULTIPLY_FRACT_CONST_FIX(X,Y,Z) ( MPC_MULTIPLY_FRACT(X,MPC_MAKE_FRACT_CONST( Y / (1<<(Z)) )) << (Z) )
-#define MPC_MULTIPLY_FRACT_CONST_SHR(X,Y,Z) MPC_MULTIPLY_FRACT(X,MPC_MAKE_FRACT_CONST( Y / (1<<(Z)) ))
-
-#define MPC_MULTIPLY_FLOAT_INT(X,Y) ((X)*(Y))
-#define MPC_SCALE_CONST(X,Y,Z) MPC_MULTIPLY_EX(X,MAKE_MPC_SAMPLE_EX(Y,Z),(Z))
-#define MPC_SCALE_CONST_SHL(X,Y,Z,S) MPC_MULTIPLY_EX(X,MAKE_MPC_SAMPLE_EX(Y,Z),(Z)-(S))
-#define MPC_SCALE_CONST_SHR(X,Y,Z,S) MPC_MULTIPLY_EX(X,MAKE_MPC_SAMPLE_EX(Y,Z),(Z)+(S))
-#define MPC_SHR(X,Y) ((X)>>(Y))
-#define MPC_SHL(X,Y) ((X)<<(Y))
-
-#else
-
-//in floating-point mode, decoded samples are in -1...1 range
-
-#define MAKE_MPC_SAMPLE(X) ((MPC_SAMPLE_FORMAT)(X))
-#define MAKE_MPC_SAMPLE_EX(X,Y) ((MPC_SAMPLE_FORMAT)(X))
-
-#define MPC_MULTIPLY_FRACT(X,Y) ((X)*(Y))
-#define MPC_MAKE_FRACT_CONST(X) (X)
-#define MPC_MULTIPLY_FRACT_CONST(X,Y) MPC_MULTPLY_FRACT(X,MPC_MAKE_FRACT_CONST(Y))
-#define MPC_MULTIPLY_FRACT_CONST_SHR(X,Y,Z) MPC_MULTIPLY_FRACT(X,MPC_MAKE_FRACT_CONST( Y ))
-#define MPC_MULTIPLY_FRACT_CONST_FIX(X,Y,Z) MPC_MULTIPLY_FRACT(X,MPC_MAKE_FRACT_CONST( Y ))
-
-#define MPC_MULTIPLY_FLOAT_INT(X,Y) ((X)*(Y))
-#define MPC_MULTIPLY(X,Y) ((X)*(Y))
-#define MPC_MULTIPLY_EX(X,Y,Z) ((X)*(Y))
-#define MPC_SCALE_CONST(X,Y,Z) ((X)*(Y))
-#define MPC_SCALE_CONST_SHL(X,Y,Z,S) ((X)*(Y))
-#define MPC_SCALE_CONST_SHR(X,Y,Z,S) ((X)*(Y))
-#define MPC_SHR(X,Y) (X)
-#define MPC_SHL(X,Y) (X)
-
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-#endif