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 Portions of this file are derived from the following 3GPP standard: 20 21 3GPP TS 26.073 22 ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec 23 Available from http://www.3gpp.org 24 25 (C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC) 26 Permission to distribute, modify and use this file under the standard license 27 terms listed above has been obtained from the copyright holder. 28 ****************************************************************************************/ 29 #ifndef __PVGSMAMR_H 30 #define __PVGSMAMR_H 31 32 33 // includes 34 #include <e32std.h> 35 #include <e32base.h> 36 37 #include "sp_dec.h" 38 #include "pvglobals.h" 39 40 41 // PVGsmDecoder AO 42 class CPVGsmDecoder : public CBase 43 { 44 public: 45 IMPORT_C static CPVGsmDecoder* NewL(void); 46 IMPORT_C ~CPVGsmDecoder(); 47 IMPORT_C TInt StartL(void); 48 49 // only port the API's used in PVPlayer 2.0 50 IMPORT_C TInt DecodeFrame(enum Mode mode, unsigned char* compressedBlock, unsigned char* audioBuffer); 51 IMPORT_C TInt InitDecoder(void); 52 IMPORT_C void ExitDecoder(void); 53 54 private: 55 CPVGsmDecoder(); 56 void ConstructL(void); 57 58 Speech_Decode_FrameState* decState; 59 enum RXFrameType rx_type; 60 struct globalDataStruct *gds; 61 }; 62 63 #endif 64
