| /* |
| * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "acm_g7221.h" |
| #include "acm_codec_database.h" |
| #include "acm_common_defs.h" |
| #include "acm_neteq.h" |
| #include "trace.h" |
| #include "webrtc_neteq.h" |
| #include "webrtc_neteq_help_macros.h" |
| |
| #ifdef WEBRTC_CODEC_G722_1 |
| // NOTE! G.722.1 is not included in the open-source package. The following |
| // interface file is needed: |
| // |
| // /modules/audio_coding/codecs/g7221/main/interface/g7221_interface.h |
| // |
| // The API in the header file should match the one below. |
| // |
| // int16_t WebRtcG7221_CreateEnc16(G722_1_16_encinst_t_** encInst); |
| // int16_t WebRtcG7221_CreateEnc24(G722_1_24_encinst_t_** encInst); |
| // int16_t WebRtcG7221_CreateEnc32(G722_1_32_encinst_t_** encInst); |
| // int16_t WebRtcG7221_CreateDec16(G722_1_16_decinst_t_** decInst); |
| // int16_t WebRtcG7221_CreateDec24(G722_1_24_decinst_t_** decInst); |
| // int16_t WebRtcG7221_CreateDec32(G722_1_32_decinst_t_** decInst); |
| // |
| // int16_t WebRtcG7221_FreeEnc16(G722_1_16_encinst_t_** encInst); |
| // int16_t WebRtcG7221_FreeEnc24(G722_1_24_encinst_t_** encInst); |
| // int16_t WebRtcG7221_FreeEnc32(G722_1_32_encinst_t_** encInst); |
| // int16_t WebRtcG7221_FreeDec16(G722_1_16_decinst_t_** decInst); |
| // int16_t WebRtcG7221_FreeDec24(G722_1_24_decinst_t_** decInst); |
| // int16_t WebRtcG7221_FreeDec32(G722_1_32_decinst_t_** decInst); |
| // |
| // int16_t WebRtcG7221_EncoderInit16(G722_1_16_encinst_t_* encInst); |
| // int16_t WebRtcG7221_EncoderInit24(G722_1_24_encinst_t_* encInst); |
| // int16_t WebRtcG7221_EncoderInit32(G722_1_32_encinst_t_* encInst); |
| // int16_t WebRtcG7221_DecoderInit16(G722_1_16_decinst_t_* decInst); |
| // int16_t WebRtcG7221_DecoderInit24(G722_1_24_decinst_t_* decInst); |
| // int16_t WebRtcG7221_DecoderInit32(G722_1_32_decinst_t_* decInst); |
| // |
| // int16_t WebRtcG7221_Encode16(G722_1_16_encinst_t_* encInst, |
| // int16_t* input, |
| // int16_t len, |
| // int16_t* output); |
| // int16_t WebRtcG7221_Encode24(G722_1_24_encinst_t_* encInst, |
| // int16_t* input, |
| // int16_t len, |
| // int16_t* output); |
| // int16_t WebRtcG7221_Encode32(G722_1_32_encinst_t_* encInst, |
| // int16_t* input, |
| // int16_t len, |
| // int16_t* output); |
| // |
| // int16_t WebRtcG7221_Decode16(G722_1_16_decinst_t_* decInst, |
| // int16_t* bitstream, |
| // int16_t len, |
| // int16_t* output); |
| // int16_t WebRtcG7221_Decode24(G722_1_24_decinst_t_* decInst, |
| // int16_t* bitstream, |
| // int16_t len, |
| // int16_t* output); |
| // int16_t WebRtcG7221_Decode32(G722_1_32_decinst_t_* decInst, |
| // int16_t* bitstream, |
| // int16_t len, |
| // int16_t* output); |
| // |
| // int16_t WebRtcG7221_DecodePlc16(G722_1_16_decinst_t_* decInst, |
| // int16_t* output, |
| // int16_t nrLostFrames); |
| // int16_t WebRtcG7221_DecodePlc24(G722_1_24_decinst_t_* decInst, |
| // int16_t* output, |
| // int16_t nrLostFrames); |
| // int16_t WebRtcG7221_DecodePlc32(G722_1_32_decinst_t_* decInst, |
| // int16_t* output, |
| // int16_t nrLostFrames); |
| // void WebRtcG7221_Version(char *versionStr, short len); |
| #include "g7221_interface.h" |
| #endif |
| |
| namespace webrtc { |
| |
| #ifndef WEBRTC_CODEC_G722_1 |
| |
| ACMG722_1::ACMG722_1(WebRtc_Word16 /* codecID */) |
| : _operationalRate(-1), |
| _encoderInstPtr(NULL), |
| _encoderInstPtrRight(NULL), |
| _decoderInstPtr(NULL), |
| _encoderInst16Ptr(NULL), |
| _encoderInst16PtrR(NULL), |
| _encoderInst24Ptr(NULL), |
| _encoderInst24PtrR(NULL), |
| _encoderInst32Ptr(NULL), |
| _encoderInst32PtrR(NULL), |
| _decoderInst16Ptr(NULL), |
| _decoderInst24Ptr(NULL), |
| _decoderInst32Ptr(NULL) { |
| return; |
| } |
| |
| ACMG722_1::~ACMG722_1() { |
| return; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalEncode(WebRtc_UWord8* /* bitStream */, |
| WebRtc_Word16* /* bitStreamLenByte */) { |
| return -1; |
| } |
| |
| WebRtc_Word16 ACMG722_1::DecodeSafe(WebRtc_UWord8* /* bitStream */, |
| WebRtc_Word16 /* bitStreamLenByte */, |
| WebRtc_Word16* /* audio */, |
| WebRtc_Word16* /* audioSamples */, |
| WebRtc_Word8* /* speechType */) { |
| return -1; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalInitEncoder( |
| WebRtcACMCodecParams* /* codecParams */) { |
| return -1; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalInitDecoder( |
| WebRtcACMCodecParams* /* codecParams */) { |
| return -1; |
| } |
| |
| WebRtc_Word32 ACMG722_1::CodecDef(WebRtcNetEQ_CodecDef& /* codecDef */, |
| const CodecInst& /* codecInst */) { |
| return -1; |
| } |
| |
| ACMGenericCodec* ACMG722_1::CreateInstance(void) { |
| return NULL; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalCreateEncoder() { |
| return -1; |
| } |
| |
| void ACMG722_1::DestructEncoderSafe() { |
| return; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalCreateDecoder() { |
| return -1; |
| } |
| |
| void ACMG722_1::DestructDecoderSafe() { |
| return; |
| } |
| |
| void ACMG722_1::InternalDestructEncoderInst(void* /* ptrInst */) { |
| return; |
| } |
| |
| WebRtc_Word16 ACMG722_1::UnregisterFromNetEqSafe( |
| ACMNetEQ* /* netEq */, WebRtc_Word16 /* payloadType */) { |
| return -1; |
| } |
| |
| #else //===================== Actual Implementation ======================= |
| ACMG722_1::ACMG722_1( |
| WebRtc_Word16 codecID): |
| _encoderInstPtr(NULL), |
| _encoderInstPtrRight(NULL), |
| _decoderInstPtr(NULL), |
| _encoderInst16Ptr(NULL), |
| _encoderInst16PtrR(NULL), |
| _encoderInst24Ptr(NULL), |
| _encoderInst24PtrR(NULL), |
| _encoderInst32Ptr(NULL), |
| _encoderInst32PtrR(NULL), |
| _decoderInst16Ptr(NULL), |
| _decoderInst24Ptr(NULL), |
| _decoderInst32Ptr(NULL) { |
| _codecID = codecID; |
| if (_codecID == ACMCodecDB::kG722_1_16) { |
| _operationalRate = 16000; |
| } else if (_codecID == ACMCodecDB::kG722_1_24) { |
| _operationalRate = 24000; |
| } else if (_codecID == ACMCodecDB::kG722_1_32) { |
| _operationalRate = 32000; |
| } else { |
| _operationalRate = -1; |
| } |
| return; |
| } |
| |
| ACMG722_1::~ACMG722_1() { |
| if (_encoderInstPtr != NULL) { |
| delete _encoderInstPtr; |
| _encoderInstPtr = NULL; |
| } |
| if (_encoderInstPtrRight != NULL) { |
| delete _encoderInstPtrRight; |
| _encoderInstPtrRight = NULL; |
| } |
| if (_decoderInstPtr != NULL) { |
| delete _decoderInstPtr; |
| _decoderInstPtr = NULL; |
| } |
| |
| switch (_operationalRate) { |
| case 16000: { |
| _encoderInst16Ptr = NULL; |
| _encoderInst16PtrR = NULL; |
| _decoderInst16Ptr = NULL; |
| break; |
| } |
| case 24000: { |
| _encoderInst24Ptr = NULL; |
| _encoderInst24PtrR = NULL; |
| _decoderInst24Ptr = NULL; |
| break; |
| } |
| case 32000: { |
| _encoderInst32Ptr = NULL; |
| _encoderInst32PtrR = NULL; |
| _decoderInst32Ptr = NULL; |
| break; |
| } |
| default: { |
| break; |
| } |
| } |
| return; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalEncode(WebRtc_UWord8* bitStream, |
| WebRtc_Word16* bitStreamLenByte) { |
| WebRtc_Word16 leftChannel[320]; |
| WebRtc_Word16 rightChannel[320]; |
| WebRtc_Word16 lenInBytes; |
| WebRtc_Word16 outB[160]; |
| |
| // If stereo, split input signal in left and right channel before encoding |
| if (_noChannels == 2) { |
| for (int i = 0, j = 0; i < _frameLenSmpl * 2; i += 2, j++) { |
| leftChannel[j] = _inAudio[_inAudioIxRead + i]; |
| rightChannel[j] = _inAudio[_inAudioIxRead + i + 1]; |
| } |
| } else { |
| memcpy(leftChannel, &_inAudio[_inAudioIxRead], 320); |
| } |
| |
| switch (_operationalRate) { |
| case 16000: { |
| Inst lenInBytes = WebRtcG7221_Encode16(_encoderInst16Ptr, leftChannel, |
| 320, &outB[0]); |
| if (_noChannels == 2) { |
| lenInBytes += WebRtcG7221_Encode16(_encoderInst16PtrR, rightChannel, |
| 320, &outB[lenInBytes / 2]); |
| } |
| break; |
| } |
| case 24000: { |
| lenInBytes = WebRtcG7221_Encode24(_encoderInst24Ptr, leftChannel, 320, |
| &outB[0]); |
| if (_noChannels == 2) { |
| lenInBytes += WebRtcG7221_Encode24(_encoderInst24PtrR, rightChannel, |
| 320, &outB[lenInBytes / 2]); |
| } |
| break; |
| } |
| case 32000: { |
| lenInBytes = WebRtcG7221_Encode32(_encoderInst32Ptr, leftChannel, 320, |
| &outB[0]); |
| if (_noChannels == 2) { |
| lenInBytes += WebRtcG7221_Encode32(_encoderInst32PtrR, rightChannel, |
| 320, &outB[lenInBytes / 2]); |
| } |
| break; |
| } |
| default: { |
| WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID, |
| "InternalInitEncode: Wrong rate for G722_1."); |
| return -1; |
| } |
| } |
| memcpy(bitStream, outB, lenInBytes); |
| *bitStreamLenByte = lenInBytes; |
| |
| // increment the read index this tell the caller that how far |
| // we have gone forward in reading the audio buffer |
| _inAudioIxRead += 320 * _noChannels; |
| return *bitStreamLenByte; |
| } |
| |
| WebRtc_Word16 ACMG722_1::DecodeSafe(WebRtc_UWord8* /* bitStream */, |
| WebRtc_Word16 /* bitStreamLenByte */, |
| WebRtc_Word16* /* audio */, |
| WebRtc_Word16* /* audioSamples */, |
| WebRtc_Word8* /* speechType */) { |
| return 0; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalInitEncoder( |
| WebRtcACMCodecParams* codecParams) { |
| WebRtc_Word16 ret; |
| |
| switch (_operationalRate) { |
| case 16000: { |
| ret = WebRtcG7221_EncoderInit16(_encoderInst16PtrR); |
| if (ret < 0) { |
| return ret; |
| } |
| return WebRtcG7221_EncoderInit16(_encoderInst16Ptr); |
| } |
| case 24000: { |
| ret = WebRtcG7221_EncoderInit24(_encoderInst24PtrR); |
| if (ret < 0) { |
| return ret; |
| } |
| return WebRtcG7221_EncoderInit24(_encoderInst24Ptr); |
| } |
| case 32000: { |
| ret = WebRtcG7221_EncoderInit32(_encoderInst32PtrR); |
| if (ret < 0) { |
| return ret; |
| } |
| return WebRtcG7221_EncoderInit32(_encoderInst32Ptr); |
| } |
| default: { |
| WEBRTC_TRACE(webrtc::kTraceError,Inst webrtc::kTraceAudioCoding, |
| _uniqueID, "InternalInitEncoder: Wrong rate for G722_1."); |
| return -1; |
| } |
| } |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalInitDecoder( |
| WebRtcACMCodecParams* /* codecParams */) { |
| switch (_operationalRate) { |
| case 16000: { |
| return WebRtcG7221_DecoderInit16(_decoderInst16Ptr); |
| } |
| case 24000: { |
| return WebRtcG7221_DecoderInit24(_decoderInst24Ptr); |
| } |
| case 32000: { |
| return WebRtcG7221_DecoderInit32(_decoderInst32Ptr); |
| } |
| default: { |
| WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID, |
| "InternalInitDecoder: Wrong rate for G722_1."); |
| return -1; |
| } |
| } |
| } |
| |
| WebRtc_Word32 ACMG722_1::CodecDef(WebRtcNetEQ_CodecDef& codecDef, |
| const CodecInst& codecInst) { |
| if (!_decoderInitialized) { |
| // Todo: |
| // log error |
| return -1; |
| } |
| // NetEq has an array of pointers to WebRtcNetEQ_CodecDef. |
| // Get an entry of that array (neteq wrapper will allocate memory) |
| // by calling "netEq->CodecDef", where "NETEQ_CODEC_G722_1_XX" would |
| // be the index of the entry. |
| // Fill up the given structure by calling |
| // "SET_CODEC_PAR" & "SET_G722_1_XX_FUNCTION." |
| // Then return the structure back to NetEQ to add the codec to it's |
| // database. |
| switch (_operationalRate) { |
| case 16000: { |
| SET_CODEC_PAR((codecDef), kDecoderG722_1_16, codecInst.pltype, |
| _decoderInst16Ptr, 16000); |
| SET_G722_1_16_FUNCTIONS((codecDef)); |
| break; |
| } |
| case 24000: { |
| SET_CODEC_PAR((codecDef), kDecoderG722_1_24, codecInst.pltype, |
| _decoderInst24Ptr, 16000); |
| SET_G722_1_24_FUNCTIONS((codecDef)); |
| break; |
| } |
| case 32000: { |
| SET_CODEC_PAR((codecDef), kDecoderG722_1_32, codecInst.pltype, |
| _decoderInst32Ptr, 16000); |
| SET_G722_1_32_FUNCTIONS((codecDef)); |
| break; |
| } |
| default: { |
| WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID, |
| "CodecDef: Wrong rate for G722_1."); |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| ACMGenericCodec* ACMG722_1::CreateInstance(void) { |
| return NULL; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalCreateEncoder() { |
| if ((_encoderInstPtr == NULL) || (_encoderInstPtrRight == NULL)) { |
| return -1; |
| } |
| switch (_operationalRate) { |
| case 16000: { |
| WebRtcG7221_CreateEnc16(&_encoderInst16Ptr); |
| WebRtcG7221_CreateEnc16(&_encoderInst16PtrR); |
| break; |
| } |
| case 24000: { |
| WebRtcG7221_CreateEnc24(&_encoderInst24Ptr); |
| WebRtcG7221_CreateEnc24(&_encoderInst24PtrR); |
| break; |
| } |
| case 32000: { |
| WebRtcG7221_CreateEnc32(&_encoderInst32Ptr); |
| WebRtcG7221_CreateEnc32(&_encoderInst32PtrR); |
| break; |
| } |
| default: { |
| WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID, |
| "InternalCreateEncoder: Wrong rate for G722_1."); |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| void ACMG722_1::DestructEncoderSafe() { |
| _encoderExist = false; |
| _encoderInitialized = false; |
| if (_encoderInstPtr != NULL) { |
| delete _encoderInstPtr; |
| _encoderInstPtr = NULL; |
| } |
| if (_encoderInstPtrRight != NULL) { |
| delete _encoderInstPtrRight; |
| _encoderInstPtrRight = NULL; |
| } |
| _encoderInst16Ptr = NULL; |
| _encoderInst24Ptr = NULL; |
| _encoderInst32Ptr = NULL; |
| } |
| |
| WebRtc_Word16 ACMG722_1::InternalCreateDecoder() { |
| if (_decoderInstPtr == NULL) { |
| return -1; |
| } |
| switch (_operationalRate) { |
| case 16000: { |
| WebRtcG7221_CreateDec16(&_decoderInst16Ptr); |
| break; |
| } |
| case 24000: { |
| WebRtcG7221_CreateDec24(&_decoderInst24Ptr); |
| break; |
| } |
| case 32000: { |
| WebRtcG7221_CreateDec32(&_decoderInst32Ptr); |
| break; |
| } |
| default: { |
| WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID, |
| "InternalCreateDecoder: Wrong rate for G722_1."); |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| void ACMG722_1::DestructDecoderSafe() { |
| _decoderExist = false; |
| _decoderInitialized = false; |
| if (_decoderInstPtr != NULL) { |
| delete _decoderInstPtr; |
| _decoderInstPtr = NULL; |
| } |
| _decoderInst16Ptr = NULL; |
| _decoderInst24Ptr = NULL; |
| _decoderInst32Ptr = NULL; |
| } |
| |
| void ACMG722_1::InternalDestructEncoderInst(void* ptrInst) { |
| if (ptrInst != NULL) { |
| delete ptrInst; |
| } |
| return; |
| } |
| |
| WebRtc_Word16 ACMG722_1::UnregisterFromNetEqSafe(ACMNetEQ* netEq, |
| WebRtc_Word16 payloadType) { |
| if (payloadType != _decoderParams.codecInstant.pltype) { |
| WEBRTC_TRACE(webrtc::kTraceError, |
| webrtc::kTraceAudioCoding, |
| _uniqueID, |
| "Cannot unregister codec %s given payload-type %d does not " |
| "match the stored payload type", |
| _decoderParams.codecInstant.plname, payloadType, |
| _decoderParams.codecInstant.pltype); |
| return -1; |
| } |
| switch (_operationalRate) { |
| case 16000: { |
| return netEq->RemoveCodec(kDecoderG722_1_16); |
| } |
| case 24000: { |
| return netEq->RemoveCodec(kDecoderG722_1_24); |
| } |
| case 32000: { |
| return netEq->RemoveCodec(kDecoderG722_1_32); |
| } |
| default: { |
| WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID, |
| "UnregisterFromNetEqSafe: Wrong rate for G722_1."); |
| return -1; |
| } |
| } |
| } |
| |
| #endif |
| |
| } // namespace webrtc |
