diff options
Diffstat (limited to 'opencore/codecs_v2/audio/gsm_amr/amr_nb/dec/src/pvgsmamrdecoder.cpp')
-rw-r--r-- | opencore/codecs_v2/audio/gsm_amr/amr_nb/dec/src/pvgsmamrdecoder.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/opencore/codecs_v2/audio/gsm_amr/amr_nb/dec/src/pvgsmamrdecoder.cpp b/opencore/codecs_v2/audio/gsm_amr/amr_nb/dec/src/pvgsmamrdecoder.cpp new file mode 100644 index 0000000..95b0b47 --- /dev/null +++ b/opencore/codecs_v2/audio/gsm_amr/amr_nb/dec/src/pvgsmamrdecoder.cpp @@ -0,0 +1,77 @@ +/* ------------------------------------------------------------------ + * 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. +****************************************************************************************/ + +#include "PVGSMAMRDecoder.h" + + +///////////////////////////////////////////////////////////////////////////// +OSCL_EXPORT_REF CPVGSMAMRDecoder::CPVGSMAMRDecoder() +{ +} + + +///////////////////////////////////////////////////////////////////////////// +OSCL_EXPORT_REF CPVGSMAMRDecoder::~CPVGSMAMRDecoder() +{ + delete iDecState; + iDecState = NULL; +} + + +///////////////////////////////////////////////////////////////////////////// +OSCL_EXPORT_REF int32 CPVGSMAMRDecoder::InitDecoder(void) +{ + return GSMInitDecode(&iDecState, (int8*)"Decoder"); +} + + +///////////////////////////////////////////////////////////////////////////// +OSCL_EXPORT_REF int32 CPVGSMAMRDecoder::DecodeFrame(Frame_Type_3GPP aType, + uint8* aCompressedBlock, + uint8* aAudioBuffer, + int32 aFormat) +{ + return AMRDecode(iDecState, aType, aCompressedBlock, (Word16*)aAudioBuffer, (Word16) aFormat); +} + + +///////////////////////////////////////////////////////////////////////////// +OSCL_EXPORT_REF int32 CPVGSMAMRDecoder::ResetDecoder(void) +{ + return Speech_Decode_Frame_reset(iDecState); +} + + +///////////////////////////////////////////////////////////////////////////// +OSCL_EXPORT_REF void CPVGSMAMRDecoder::TerminateDecoder(void) +{ + GSMDecodeFrameExit(&iDecState); + iDecState = NULL; +} + |