Home | History | Annotate | Download | only in aacdec 
      1 /* ------------------------------------------------------------------
      2  * Copyright (C) 1998-2009 PacketVideo
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
     13  * express or implied.
     14  * See the License for the specific language governing permissions
     15  * and limitations under the License.
     16  * -------------------------------------------------------------------
     17  */
     18 /*
     19 
     20  Filename: s_sbr_header_data.h
     21  Funtions:
     22 
     23 ------------------------------------------------------------------------------
     24  REVISION HISTORY
     25 
     26 
     27  Who:                                   Date: MM/DD/YYYY
     28  Description:
     29 ------------------------------------------------------------------------------
     30 
     31 
     32 ----------------------------------------------------------------------------
     33 ; CONTINUE ONLY IF NOT ALREADY DEFINED
     34 ----------------------------------------------------------------------------*/
     35 #ifndef S_SBR_HEADER_DATA_H
     36 #define S_SBR_HEADER_DATA_H
     37 
     38 /*----------------------------------------------------------------------------
     39 ; INCLUDES
     40 ----------------------------------------------------------------------------*/
     41 #include    "pv_audio_type_defs.h"
     42 #include    "e_sbr_header_status.h"
     43 #include    "e_sbr_master_status.h"
     44 #include    "e_sr_mode.h"
     45 /*----------------------------------------------------------------------------
     46 ; MACROS
     47 ; Define module specific macros here
     48 ----------------------------------------------------------------------------*/
     49 
     50 /*----------------------------------------------------------------------------
     51 ; DEFINES
     52 ; Include all pre-processor statements here.
     53 ----------------------------------------------------------------------------*/
     54 
     55 /*----------------------------------------------------------------------------
     56 ; EXTERNAL VARIABLES REFERENCES
     57 ; Declare variables used in this module but defined elsewhere
     58 ----------------------------------------------------------------------------*/
     59 
     60 /*----------------------------------------------------------------------------
     61 ; SIMPLE TYPEDEF'S
     62 ----------------------------------------------------------------------------*/
     63 
     64 /*----------------------------------------------------------------------------
     65 ; ENUMERATED TYPEDEF'S
     66 ----------------------------------------------------------------------------*/
     67 
     68 /*----------------------------------------------------------------------------
     69 ; STRUCTURES TYPEDEF'S
     70 ----------------------------------------------------------------------------*/
     71 typedef struct
     72 {
     73     SBR_HEADER_STATUS status;      /* the current status of the header     */
     74     SBR_MASTER_STATUS masterStatus;/* status of v_k_master freq table      */
     75 
     76     /* Changes in these variables indicates an error */
     77     Int32 crcEnable;
     78     SR_MODE sampleRateMode;
     79     Int32 ampResolution;
     80 
     81     /* Changes in these variables causes a reset of the decoder */
     82     Int32 startFreq;
     83     Int32 stopFreq;
     84     Int32 xover_band;
     85     Int32 freqScale;
     86     Int32 alterScale;
     87     Int32 noise_bands;               /* noise bands per octave, read from bitstream */
     88 
     89     /* Helper variable*/
     90     Int32 noNoiseBands;              /* actual number of noise bands to read from the bitstream */
     91 
     92     Int32 limiterBands;
     93     Int32 limiterGains;
     94     Int32 interpolFreq;
     95     Int32 smoothingLength;
     96 }
     97 SBR_HEADER_DATA;
     98 
     99 typedef SBR_HEADER_DATA *HANDLE_SBR_HEADER_DATA;
    100 
    101 /*----------------------------------------------------------------------------
    102 ; GLOBAL FUNCTION DEFINITIONS
    103 ; Function Prototype declaration
    104 ----------------------------------------------------------------------------*/
    105 
    106 
    107 /*----------------------------------------------------------------------------
    108 ; END
    109 ----------------------------------------------------------------------------*/
    110 #endif
    111 
    112 
    113