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Diffstat (limited to 'media/libstagefright/codecs/amrnb/enc/src/cbsearch.h')
| -rw-r--r-- | media/libstagefright/codecs/amrnb/enc/src/cbsearch.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/amrnb/enc/src/cbsearch.h b/media/libstagefright/codecs/amrnb/enc/src/cbsearch.h new file mode 100644 index 0000000..46d149b --- /dev/null +++ b/media/libstagefright/codecs/amrnb/enc/src/cbsearch.h @@ -0,0 +1,136 @@ +/* ------------------------------------------------------------------ + * 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. + * ------------------------------------------------------------------- + */ +/**************************************************************************************** +Portions of this file are derived from the following 3GPP standard: + + 3GPP TS 26.073 + ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec + Available from http://www.3gpp.org + +(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC) +Permission to distribute, modify and use this file under the standard license +terms listed above has been obtained from the copyright holder. +****************************************************************************************/ +/* +------------------------------------------------------------------------------ + + + + Filename: /audio/gsm_amr/c/include/dec_lag3.h + + Date: 01/29/2002 + +------------------------------------------------------------------------------ + REVISION HISTORY + + Description: Placed header file in the proper template format. Added + parameter pOverflow for the basic math ops. + + Description: Replaced "int" and/or "char" with OSCL defined types. + + Description: Moved _cplusplus #ifdef after Include section. + + Description: + +------------------------------------------------------------------------------ + INCLUDE DESCRIPTION + + This file contains all the constant definitions and prototype definitions + needed by the cbsearch.c + +------------------------------------------------------------------------------ +*/ + +/*---------------------------------------------------------------------------- +; CONTINUE ONLY IF NOT ALREADY DEFINED +----------------------------------------------------------------------------*/ +#ifndef cbsearch_h +#define cbsearch_h "$Id $" + + +/*---------------------------------------------------------------------------- +; INCLUDES +----------------------------------------------------------------------------*/ +#include "typedef.h" +#include "mode.h" + +/*--------------------------------------------------------------------------*/ +#ifdef __cplusplus +extern "C" +{ +#endif + + /*---------------------------------------------------------------------------- + ; MACROS + ; Define module specific macros here + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; DEFINES + ; Include all pre-processor statements here. + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; EXTERNAL VARIABLES REFERENCES + ; Declare variables used in this module but defined elsewhere + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; SIMPLE TYPEDEF'S + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; ENUMERATED TYPEDEF'S + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; STRUCTURES TYPEDEF'S + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; GLOBAL FUNCTION DEFINITIONS + ; Function Prototype declaration + ----------------------------------------------------------------------------*/ + + void cbsearch(Word16 x[], /* i : target vector, Q0 */ + Word16 h[], /* i : impulse response of weighted synthesis */ + /* filter h[-L_subfr..-1] must be set to */ + /* zero. Q12 */ + Word16 T0, /* i : Pitch lag */ + Word16 pitch_sharp, /* i : Last quantized pitch gain, Q14 */ + Word16 gain_pit,/* i : Pitch gain, Q14 */ + Word16 res2[], /* i : Long term prediction residual, Q0 */ + Word16 code[], /* o : Innovative codebook, Q13 */ + Word16 y[], /* o : filtered fixed codebook excitation, Q12 */ + Word16 **anap, /* o : Signs of the pulses */ + enum Mode mode, /* i : coder mode */ + Word16 subNr, /* i : subframe number */ + Flag *pOverflow /* o : Flag set when overflow occurs */ + ); + + /*---------------------------------------------------------------------------- + ; END + ----------------------------------------------------------------------------*/ +#ifdef __cplusplus +} +#endif + +#endif /* _CBSEARCH_H_ */ + + + |