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author | Andreas Huber <andih@google.com> | 2009-12-07 09:56:32 -0800 |
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committer | Andreas Huber <andih@google.com> | 2009-12-07 11:02:28 -0800 |
commit | dacaa73ae5010b66f4224d70a520945e5b653544 (patch) | |
tree | a2c9e71b6337dd25d149bd5fa43f7a782e9387fb /media/libstagefright/codecs/aacdec/tns_decode_coef.h | |
parent | 5921fb51e0219ddd7cad439a73495f320c57d50e (diff) | |
download | frameworks_base-dacaa73ae5010b66f4224d70a520945e5b653544.zip frameworks_base-dacaa73ae5010b66f4224d70a520945e5b653544.tar.gz frameworks_base-dacaa73ae5010b66f4224d70a520945e5b653544.tar.bz2 |
Initial check in of stagefright software AAC decoder based on PV source code.
Diffstat (limited to 'media/libstagefright/codecs/aacdec/tns_decode_coef.h')
-rw-r--r-- | media/libstagefright/codecs/aacdec/tns_decode_coef.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/aacdec/tns_decode_coef.h b/media/libstagefright/codecs/aacdec/tns_decode_coef.h new file mode 100644 index 0000000..a6bac6c --- /dev/null +++ b/media/libstagefright/codecs/aacdec/tns_decode_coef.h @@ -0,0 +1,115 @@ +/* ------------------------------------------------------------------ + * 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. + * ------------------------------------------------------------------- + */ +/* + + Pathname: tns_decode_coef.h + +------------------------------------------------------------------------------ + REVISION HISTORY + + Description: Modified to return the LPC coefficients in-place, so the + interface to tns_decode_coef is changed. + + Description: Modified to return the q-format of the LPC coefficients. + + Description: Modified so that only the function is declared here. extern + references to constant tables removed. Also, new copyright header included. + + Description: Modified to include extra parameter, so tns_decode_coef can use + scratch memory techniques. + + Description: + (1) Modified to include the lines... + + #ifdef __cplusplus + extern "C" { + #endif + + #ifdef __cplusplus + } + #endif + + (2) Updated the copyright header. + + Who: Date: + Description: +------------------------------------------------------------------------------ + INCLUDE DESCRIPTION + + This function includes the function declaration for tns_decode_coef() + +------------------------------------------------------------------------------ +*/ + +/*---------------------------------------------------------------------------- +; CONTINUE ONLY IF NOT ALREADY DEFINED +----------------------------------------------------------------------------*/ +#ifndef TNS_DECODE_COEF_H +#define TNS_DECODE_COEF_H + +#ifdef __cplusplus +extern "C" +{ +#endif + + /*---------------------------------------------------------------------------- + ; INCLUDES + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; 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 + ----------------------------------------------------------------------------*/ + Int tns_decode_coef( + const Int order, + const Int coef_res, + Int32 lpc_coef[], + Int32 scratchTnsDecCoefMem[]); + +#ifdef __cplusplus +} +#endif + +#endif /* TNS_DECODE_COEF */ |