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-rw-r--r--media/libstagefright/codecs/aacdec/ps_all_pass_filter_coeff.cpp311
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diff --git a/media/libstagefright/codecs/aacdec/ps_all_pass_filter_coeff.cpp b/media/libstagefright/codecs/aacdec/ps_all_pass_filter_coeff.cpp
deleted file mode 100644
index 48432f8..0000000
--- a/media/libstagefright/codecs/aacdec/ps_all_pass_filter_coeff.cpp
+++ /dev/null
@@ -1,311 +0,0 @@
-/* ------------------------------------------------------------------
- * Copyright (C) 1998-2009 PacketVideo
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
- * express or implied.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- * -------------------------------------------------------------------
- */
-/*
-
- Filename: ps_all_pass_filter_coeff.c
-
-------------------------------------------------------------------------------
- REVISION HISTORY
-
-
- Who: Date: MM/DD/YYYY
- Description:
-
-------------------------------------------------------------------------------
- INPUT AND OUTPUT DEFINITIONS
-
-
-
-------------------------------------------------------------------------------
- FUNCTION DESCRIPTION
-
- Decorrelation is achieved by means of all-pass filtering
-
-
- _______ ________
- | | _______ | |
- ->|Hybrid | LF ---- | |->| Hybrid |-->
- | Anal. | | | | | Synth | QMF -> L
- ------- o----------------------->| | -------- Synth
-QMF | s_k(n) |Stereo |-------------->
-Anal. -------------------------->| |
- _______ | | | | ________
- | | HF --o | ----------- |Process| | |
- ->| Delay | | ->| |-------->| |->| Hybrid |-->
- ------- | |decorrelate| d_k(n) | | | Synth | QMF -> R
- ---->| |-------->| | -------- Synth
- ----------- |_______|-------------->
-
-
-------------------------------------------------------------------------------
- REQUIREMENTS
-
-
-------------------------------------------------------------------------------
- REFERENCES
-
-SC 29 Software Copyright Licencing Disclaimer:
-
-This software module was originally developed by
- Coding Technologies
-
-and edited by
- -
-
-in the course of development of the ISO/IEC 13818-7 and ISO/IEC 14496-3
-standards for reference purposes and its performance may not have been
-optimized. This software module is an implementation of one or more tools as
-specified by the ISO/IEC 13818-7 and ISO/IEC 14496-3 standards.
-ISO/IEC gives users free license to this software module or modifications
-thereof for use in products claiming conformance to audiovisual and
-image-coding related ITU Recommendations and/or ISO/IEC International
-Standards. ISO/IEC gives users the same free license to this software module or
-modifications thereof for research purposes and further ISO/IEC standardisation.
-Those intending to use this software module in products are advised that its
-use may infringe existing patents. ISO/IEC have no liability for use of this
-software module or modifications thereof. Copyright is not released for
-products that do not conform to audiovisual and image-coding related ITU
-Recommendations and/or ISO/IEC International Standards.
-The original developer retains full right to modify and use the code for its
-own purpose, assign or donate the code to a third party and to inhibit third
-parties from using the code for products that do not conform to audiovisual and
-image-coding related ITU Recommendations and/or ISO/IEC International Standards.
-This copyright notice must be included in all copies or derivative works.
-Copyright (c) ISO/IEC 2003.
-
-------------------------------------------------------------------------------
- PSEUDO-CODE
-
-------------------------------------------------------------------------------
-*/
-
-
-/*----------------------------------------------------------------------------
-; INCLUDES
-----------------------------------------------------------------------------*/
-
-#ifdef AAC_PLUS
-
-#ifdef PARAMETRICSTEREO
-
-#include "pv_audio_type_defs.h"
-#include "s_ps_dec.h"
-#include "ps_all_pass_filter_coeff.h"
-#include "ps_all_pass_fract_delay_filter.h"
-
-/*----------------------------------------------------------------------------
-; MACROS
-; Define module specific macros here
-----------------------------------------------------------------------------*/
-
-/*----------------------------------------------------------------------------
-; DEFINES
-; Include all pre-processor statements here. Include conditional
-; compile variables also.
-----------------------------------------------------------------------------*/
-
-
-/*----------------------------------------------------------------------------
-; LOCAL FUNCTION DEFINITIONS
-; Function Prototype declaration
-----------------------------------------------------------------------------*/
-
-/*----------------------------------------------------------------------------
-; LOCAL STORE/BUFFER/POINTER DEFINITIONS
-; Variable declaration - defined here and used outside this module
-----------------------------------------------------------------------------*/
-
-
-/*----------------------------------------------------------------------------
-; EXTERNAL FUNCTION REFERENCES
-; Declare functions defined elsewhere and referenced in this module
-----------------------------------------------------------------------------*/
-
-
-const Int16 aRevLinkDecaySerCoeff[NO_ALLPASS_CHANNELS][NO_SERIAL_ALLPASS_LINKS] =
-{
-
-
- { Qfmt15(0.74915491616071f), Qfmt15(0.64942584030892f), Qfmt15(0.56297290849050f) },
- { Qfmt15(0.71658296328416f), Qfmt15(0.62118993420853f), Qfmt15(0.53849582551265f) },
- { Qfmt15(0.68401101040761f), Qfmt15(0.59295402810815f), Qfmt15(0.51401874253480f) },
- { Qfmt15(0.65143905753106f), Qfmt15(0.56471812200776f), Qfmt15(0.97908331911390f) }, /* 3 */
- { Qfmt15(0.61886710465450f), Qfmt15(0.53648221590737f), Qfmt15(0.93012915315822f) },
- { Qfmt15(0.58629515177795f), Qfmt15(0.50824630980698f), Qfmt15(0.88117498720252f) },
- { Qfmt15(0.55372319890140f), Qfmt15(0.48001040370660f), Qfmt15(0.83222082124682f) },
- { Qfmt15(0.52115124602484f), Qfmt15(0.45177449760621f), Qfmt15(0.78326665529112f) },
- { Qfmt15(0.48857929314829f), Qfmt15(0.42353859150582f), Qfmt15(0.73431248933542f) },
- { Qfmt15(0.45600734027174f), Qfmt15(0.39530268540543f), Qfmt15(0.68535832337974f) },
- { Qfmt15(0.42343538739519f), Qfmt15(0.36706677930504f), Qfmt15(0.63640415742404f) },
- { Qfmt15(0.39086343451863f), Qfmt15(0.33883087320466f), Qfmt15(0.58744999146834f) },
- { Qfmt15(0.35829148164208f), Qfmt15(0.31059496710427f), Qfmt15(0.53849582551265f) },
- { Qfmt15(0.32571952876553f), Qfmt15(0.28235906100388f), Qfmt15(0.48954165955695f) },
- { Qfmt15(0.29314757588898f), Qfmt15(0.25412315490349f), Qfmt15(0.44058749360126f) },
- { Qfmt15(0.26057562301242f), Qfmt15(0.22588724880310f), Qfmt15(0.39163332764556f) },
- { Qfmt15(0.22800367013587f), Qfmt15(0.19765134270272f), Qfmt15(0.34267916168986f) },
- { Qfmt15(0.19543171725932f), Qfmt15(0.16941543660233f), Qfmt15(0.29372499573418f) },
- { Qfmt15(0.16285976438276f), Qfmt15(0.14117953050194f), Qfmt15(0.24477082977848f) },
- { Qfmt15(0.13028781150621f), Qfmt15(0.11294362440155f), Qfmt15(0.19581666382278f) },
- { Qfmt15(0.09771585862966f), Qfmt15(0.08470771830116f), Qfmt15(0.14686249786708f) },
- { Qfmt15(0.06514390575311f), Qfmt15(0.05647181220078f), Qfmt15(0.09790833191140f) },
- { Qfmt15(0.03257195287655f), Qfmt15(0.02823590610039f), Qfmt15(0.04895416595570f) }
-
-};
-
-
-
-
-
-const Char groupBorders[NO_IID_GROUPS + 1] =
-{
- 4, 5, 0, 1, 2, 3, 7, 6, 8, 9, 3, 4,
- 5, 6, 7, 8, 9, 11, 14, 18, 23, 35, 64
-};
-
-const Char bins2groupMap[NO_IID_GROUPS] =
-{
- 1, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
-};
-
-
-
-
-/*
- * q_phi = 0.39
- *
- * cos(pi*([3:22]+0.5)*q_phi)
- */
-
-
-/*
- * sin(-pi*([3:22]+0.5)*q_phi)
- */
-
-
-const Int32 aFractDelayPhaseFactor[NO_QMF_ALLPASS_CHANNELS] =
-{
- 0xCB5474A9, 0x5BEC5914, 0x72F3C7B0, 0xF1F480C6, 0x8389E21E,
- 0xB9BA6AFC, 0x4CDB665C, 0x7A57DA5D, 0x06088024, 0x89BECF04,
- 0xA9DB5EAC, 0x3BE5711F, 0x7EB9EDF7, 0x19F582A9, 0x92DDBD1F,
- 0x9C1B5008, 0x29767919, 0x7FFC0203, 0x2D3F8843, 0x9EABACDF
-};
-
-/*
- * q(m) = { 0.43, 0.75, 0.347 }
- *
- * cos(pi*([3:22]+0.5)*q(m)) cos(pi*([3:22]+0.5)'*q)
- *
- * sin(-pi*([3:22]+0.5)*q(m))
- *
- */
-
-
-const Int32 aaFractDelayPhaseFactorSerQmf[NO_QMF_ALLPASS_CHANNELS][3] =
-{
- { 0x02037FFC, 0xCF0489BE, 0x9BFB4FE0 },
- { 0x7D5719F5, 0xCF047642, 0x18947D9E },
- { 0x34AD8B57, 0x7642CF04, 0x7ABF244A },
- { 0x99A4B325, 0x89BECF04, 0x58EFA3F1 },
- { 0x9EAB5321, 0x30FC7642, 0xD77E8694 },
- { 0x3BE5711F, 0x30FC89BE, 0x819CEBC7 },
- { 0x7B77DE39, 0x89BE30FC, 0xB3A166B8 },
- { 0xF9F88024, 0x764230FC, 0x37C57336 },
- { 0x81E8E9FE, 0xCF0489BE, 0x7FF103D2 },
- { 0xCF047642, 0xCF047642, 0x3E8B9052 },
- { 0x68B9499A, 0x7642CF04, 0xB9E594E8 },
- { 0x5EACA9DB, 0x89BECF04, 0x80A00CA5 },
- { 0xC09590D1, 0x30FC7642, 0xD05276CA },
- { 0x85A925A3, 0x30FC89BE, 0x53486134 },
- { 0x0A0B7F9B, 0x89BE30FC, 0x7CB2E319 },
- { 0x7EB91209, 0x764230FC, 0x20078412 },
- { 0x2D3F8843, 0xCF0489BE, 0xA0ECAA4D },
- { 0x9504B9BA, 0xCF047642, 0x880D2CAE },
- { 0xA4145914, 0x7642CF04, 0xF0287F04 },
- { 0x42E16D23, 0x89BECF04, 0x694C48C7 }
-};
-
-/*
- * Fractional delay vector
- *
- * phi_fract(k) = exp(-j*pi*q_phi*f_center(k)) 0<= k <= SUBQMF_GROUPS
- *
- * q_phi = 0.39
- * f_center(k) frequency vector
- *
- *
- * f_center(k) = {0.5/4, 1.5/4, 2.5/4, 3.5/4,
- * -1.5/4, -0.5/4,
- * 3.5/2, 2.5/2, 4.5/2, 5.5/2};
- */
-
-
-
-const Int32 aFractDelayPhaseFactorSubQmf[SUBQMF_GROUPS] =
-{
- 0x7E80EC79, 0x72BAC73D, 0x5C45A749, 0x3D398F97, 0x72BA38C3,
- 0x7E801387, 0xBA919478, 0x05068019, 0x895DCFF2, 0x834E1CE7,
-};
-
-
-
-
-
-/*
- * Fractional delay length matrix
- *
- * Q_fract(k,m) = exp(-j*pi*q(m)*f_center(k))
- *
- * q(m) = { 0.43, 0.75, 0.347 }
- * f_center(k) frequency vector
- *
- *
- * f_center(k) = { 0.5/4, 1.5/4, 2.5/4, 3.5/4,
- * -1.5/4, -0.5/4,
- * 3.5/2, 2.5/2, 4.5/2, 5.5/2};
- */
-
-const Int32 aaFractDelayPhaseFactorSerSubQmf[SUBQMF_GROUPS][3] =
-{
-
- { 0x7E2EEA7D, 0x7A7DDAD8, 0x7ED0EE9D },
- { 0x6FEDC1E5, 0x51349D0E, 0x7574CD1E },
- { 0x5506A052, 0x0C8C809E, 0x636CAF62 },
- { 0x3085898D, 0xC3A98F1D, 0x4A0D9799 },
- { 0x6FED3E1B, 0x513462F2, 0x757432E2 },
- { 0x7E2E1583, 0x7A7D2528, 0x7ED01163 },
- { 0xA4C8A634, 0xB8E36A6E, 0xD5AF8732 },
- { 0xF0F580E3, 0x8276E707, 0x1A7382C3 },
- { 0x80ABF2F4, 0x471D6A6E, 0x9D2FAEA4 },
- { 0x9478456F, 0x7D8AE707, 0x8152EDAB }
-};
-
-
-/*----------------------------------------------------------------------------
-; EXTERNAL GLOBAL STORE/BUFFER/POINTER REFERENCES
-; Declare variables used in this module but defined elsewhere
-----------------------------------------------------------------------------*/
-
-/*----------------------------------------------------------------------------
-; FUNCTION CODE
-----------------------------------------------------------------------------*/
-
-#endif
-
-
-#endif
-
generated by cgit v1.1 at 2024-06-01 11:16:14 +0000