| /* ------------------------------------------------------------------ |
| * 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. |
| * ------------------------------------------------------------------- |
| */ |
| /* |
| ------------------------------------------------------------------------------ |
| |
| PacketVideo Corp. |
| MP3 Decoder Library |
| |
| Pathname: ./include/pvmp3_mdct_6.h |
| |
| Date: 09/21/2007 |
| |
| ------------------------------------------------------------------------------ |
| REVISION HISTORY |
| |
| |
| Description: |
| |
| ------------------------------------------------------------------------------ |
| INCLUDE DESCRIPTION |
| |
| This include file defines function mdct_18, dct9, mdct_6 and dct_6 |
| |
| ------------------------------------------------------------------------------ |
| */ |
| |
| /*---------------------------------------------------------------------------- |
| ; CONTINUE ONLY IF NOT ALREADY DEFINED |
| ----------------------------------------------------------------------------*/ |
| #ifndef PVMP3_MDCT_6_H |
| #define PVMP3_MDCT_6_H |
| |
| /*---------------------------------------------------------------------------- |
| ; INCLUDES |
| ----------------------------------------------------------------------------*/ |
| #include "pvmp3_audio_type_defs.h" |
| |
| /*---------------------------------------------------------------------------- |
| ; MACROS |
| ; Define module specific macros here |
| ----------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| ; DEFINES |
| ; Include all pre-processor statements here. |
| ----------------------------------------------------------------------------*/ |
| #define Qfmt(a) (Int32)((a)*((Int32)1<<28) ) |
| #define Qfmt1(a) (Int32)((a)*((Int32)0x7FFFFFFF)) |
| #define Qfmt2(a) (Int32)((a)*((Int32)1<<27)) |
| |
| /*---------------------------------------------------------------------------- |
| ; 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 |
| ----------------------------------------------------------------------------*/ |
| #ifdef __cplusplus |
| extern "C" |
| { |
| #endif |
| |
| |
| void pvmp3_mdct_6(int32 vec[], int32 *overlap); |
| |
| void pvmp3_dct_6(int32 vec[]); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| /*---------------------------------------------------------------------------- |
| ; END |
| ----------------------------------------------------------------------------*/ |
| #endif |
| |
| |
