686 lines
18 KiB
C++
686 lines
18 KiB
C++
/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "acm_codec_database.h"
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#include "acm_common_defs.h"
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#include "acm_g7221c.h"
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#include "acm_neteq.h"
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#include "webrtc_neteq.h"
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#include "webrtc_neteq_help_macros.h"
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#include "trace.h"
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#ifdef WEBRTC_CODEC_G722_1C
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// NOTE! G.722.1C is not included in the open-source package. Modify this file or your
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// codec API to match the function call and name of used G.722.1C API file.
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// #include "g7221C_interface.h"
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#endif
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namespace webrtc
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{
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#ifndef WEBRTC_CODEC_G722_1C
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ACMG722_1C::ACMG722_1C(
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WebRtc_Word16 /* codecID */)
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{
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return;
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}
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ACMG722_1C::~ACMG722_1C()
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{
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return;
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}
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WebRtc_Word16
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ACMG722_1C::InternalEncode(
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WebRtc_UWord8* /* bitStream */,
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WebRtc_Word16* /* bitStreamLenByte */)
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{
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return -1;
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}
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WebRtc_Word16
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ACMG722_1C::DecodeSafe(
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WebRtc_UWord8* /* bitStream */,
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WebRtc_Word16 /* bitStreamLenByte */,
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WebRtc_Word16* /* audio */,
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WebRtc_Word16* /* audioSamples */,
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WebRtc_Word8* /* speechType */)
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{
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return -1;
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}
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WebRtc_Word16
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ACMG722_1C::InternalInitEncoder(
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WebRtcACMCodecParams* /* codecParams */)
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{
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return -1;
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}
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WebRtc_Word16
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ACMG722_1C::InternalInitDecoder(
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WebRtcACMCodecParams* /* codecParams */)
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{
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return -1;
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}
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WebRtc_Word32
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ACMG722_1C::CodecDef(
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WebRtcNetEQ_CodecDef& /* codecDef */,
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const CodecInst& /* codecInst */)
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{
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return -1;
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}
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ACMGenericCodec*
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ACMG722_1C::CreateInstance(void)
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{
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return NULL;
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}
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WebRtc_Word16
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ACMG722_1C::InternalCreateEncoder()
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{
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return -1;
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}
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void
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ACMG722_1C::DestructEncoderSafe()
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{
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return;
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}
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WebRtc_Word16
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ACMG722_1C::InternalCreateDecoder()
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{
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return -1;
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}
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void
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ACMG722_1C::DestructDecoderSafe()
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{
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return;
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}
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void
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ACMG722_1C::InternalDestructEncoderInst(
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void* /* ptrInst */)
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{
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return;
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}
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WebRtc_Word16
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ACMG722_1C::UnregisterFromNetEqSafe(
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ACMNetEQ* /* netEq */,
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WebRtc_Word16 /* payloadType */)
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{
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return -1;
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}
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#else //===================== Actual Implementation =======================
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// Remove when integrating a real G,722.1 wrapper
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struct G722_1_Inst_t_;
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extern WebRtc_Word16 WebRtcG7221C_CreateEnc24(G722_1C_24_encinst_t_** encInst);
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extern WebRtc_Word16 WebRtcG7221C_CreateEnc32(G722_1C_32_encinst_t_** encInst);
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extern WebRtc_Word16 WebRtcG7221C_CreateEnc48(G722_1C_48_encinst_t_** encInst);
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extern WebRtc_Word16 WebRtcG7221C_CreateDec24(G722_1C_24_decinst_t_** decInst);
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extern WebRtc_Word16 WebRtcG7221C_CreateDec32(G722_1C_32_decinst_t_** decInst);
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extern WebRtc_Word16 WebRtcG7221C_CreateDec48(G722_1C_48_decinst_t_** decInst);
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extern WebRtc_Word16 WebRtcG7221C_FreeEnc24(G722_1C_24_encinst_t_** encInst);
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extern WebRtc_Word16 WebRtcG7221C_FreeEnc32(G722_1C_32_encinst_t_** encInst);
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extern WebRtc_Word16 WebRtcG7221C_FreeEnc48(G722_1C_48_encinst_t_** encInst);
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extern WebRtc_Word16 WebRtcG7221C_FreeDec24(G722_1C_24_decinst_t_** decInst);
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extern WebRtc_Word16 WebRtcG7221C_FreeDec32(G722_1C_32_decinst_t_** decInst);
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extern WebRtc_Word16 WebRtcG7221C_FreeDec48(G722_1C_48_decinst_t_** decInst);
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extern WebRtc_Word16 WebRtcG7221C_EncoderInit24(G722_1C_24_encinst_t_* encInst);
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extern WebRtc_Word16 WebRtcG7221C_EncoderInit32(G722_1C_32_encinst_t_* encInst);
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extern WebRtc_Word16 WebRtcG7221C_EncoderInit48(G722_1C_48_encinst_t_* encInst);
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extern WebRtc_Word16 WebRtcG7221C_DecoderInit24(G722_1C_24_decinst_t_* decInst);
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extern WebRtc_Word16 WebRtcG7221C_DecoderInit32(G722_1C_32_decinst_t_* decInst);
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extern WebRtc_Word16 WebRtcG7221C_DecoderInit48(G722_1C_48_decinst_t_* decInst);
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extern WebRtc_Word16 WebRtcG7221C_Encode24(G722_1C_24_encinst_t_* encInst,
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WebRtc_Word16* input,
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WebRtc_Word16 len,
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WebRtc_Word16* output);
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extern WebRtc_Word16 WebRtcG7221C_Encode32(G722_1C_32_encinst_t_* encInst,
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WebRtc_Word16* input,
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WebRtc_Word16 len,
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WebRtc_Word16* output);
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extern WebRtc_Word16 WebRtcG7221C_Encode48(G722_1C_48_encinst_t_* encInst,
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WebRtc_Word16* input,
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WebRtc_Word16 len,
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WebRtc_Word16* output);
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extern WebRtc_Word16 WebRtcG7221C_Decode24(G722_1C_24_decinst_t_* decInst,
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WebRtc_Word16* bitstream,
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WebRtc_Word16 len,
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WebRtc_Word16* output);
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extern WebRtc_Word16 WebRtcG7221C_Decode32(G722_1C_32_decinst_t_* decInst,
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WebRtc_Word16* bitstream,
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WebRtc_Word16 len,
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WebRtc_Word16* output);
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extern WebRtc_Word16 WebRtcG7221C_Decode48(G722_1C_48_decinst_t_* decInst,
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WebRtc_Word16* bitstream,
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WebRtc_Word16 len,
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WebRtc_Word16* output);
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extern WebRtc_Word16 WebRtcG7221C_DecodePlc24(G722_1C_24_decinst_t_* decInst,
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WebRtc_Word16* output,
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WebRtc_Word16 nrLostFrames);
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extern WebRtc_Word16 WebRtcG7221C_DecodePlc32(G722_1C_32_decinst_t_* decInst,
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WebRtc_Word16* output,
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WebRtc_Word16 nrLostFrames);
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extern WebRtc_Word16 WebRtcG7221C_DecodePlc48(G722_1C_48_decinst_t_* decInst,
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WebRtc_Word16* output,
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WebRtc_Word16 nrLostFrames);
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ACMG722_1C::ACMG722_1C(
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WebRtc_Word16 codecID):
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_encoderInstPtr(NULL),
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_encoderInstPtrRight(NULL),
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_decoderInstPtr(NULL),
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_encoderInst24Ptr(NULL),
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_encoderInst24PtrR(NULL),
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_encoderInst32Ptr(NULL),
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_encoderInst32PtrR(NULL),
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_encoderInst48Ptr(NULL),
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_encoderInst48PtrR(NULL),
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_decoderInst24Ptr(NULL),
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_decoderInst32Ptr(NULL),
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_decoderInst48Ptr(NULL)
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{
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_codecID = codecID;
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if(_codecID == ACMCodecDB::g722_1C_24)
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{
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_operationalRate = 24000;
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}
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else if(_codecID == ACMCodecDB::g722_1C_32)
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{
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_operationalRate = 32000;
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}
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else if(_codecID == ACMCodecDB::g722_1C_48)
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{
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_operationalRate = 48000;
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}
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else
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"Wrong codec id for G722_1c.");
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_operationalRate = -1;
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}
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return;
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}
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ACMG722_1C::~ACMG722_1C()
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{
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if(_encoderInstPtr != NULL)
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{
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delete _encoderInstPtr;
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_encoderInstPtr = NULL;
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}
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if(_encoderInstPtrRight != NULL)
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{
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delete _encoderInstPtrRight;
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_encoderInstPtrRight = NULL;
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}
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if(_decoderInstPtr != NULL)
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{
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delete _decoderInstPtr;
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_decoderInstPtr = NULL;
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}
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switch(_operationalRate)
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{
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case 24000:
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{
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_encoderInst24Ptr = NULL;
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_encoderInst24PtrR = NULL;
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_decoderInst24Ptr = NULL;
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break;
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}
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case 32000:
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{
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_encoderInst32Ptr = NULL;
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_encoderInst32PtrR = NULL;
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_decoderInst32Ptr = NULL;
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break;
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}
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case 48000:
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{
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_encoderInst48Ptr = NULL;
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_encoderInst48PtrR = NULL;
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_decoderInst48Ptr = NULL;
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break;
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}
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default:
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"Wrong rate for G722_1c.");
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break;
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}
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}
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return;
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}
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WebRtc_Word16
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ACMG722_1C::InternalEncode(
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WebRtc_UWord8* bitStream,
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WebRtc_Word16* bitStreamLenByte)
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{
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WebRtc_Word16 leftChannel[640];
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WebRtc_Word16 rightChannel[640];
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WebRtc_Word16 lenInBytes;
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WebRtc_Word16 outB[240];
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// If stereo, split input signal in left and right channel before encoding
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if(_noChannels == 2)
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{
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for (int i=0, j=0; i<_frameLenSmpl*2; i+=2, j++) {
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leftChannel[j] = _inAudio[_inAudioIxRead+i];
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rightChannel[j] = _inAudio[_inAudioIxRead+i+1];
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}
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} else {
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memcpy(leftChannel, &_inAudio[_inAudioIxRead], 640);
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}
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switch(_operationalRate)
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{
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case 24000:
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{
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lenInBytes = WebRtcG7221C_Encode24(_encoderInst24Ptr,
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leftChannel, 640, &outB[0]);
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if (_noChannels == 2)
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{
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lenInBytes += WebRtcG7221C_Encode24(_encoderInst24PtrR,
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rightChannel, 640, &outB[lenInBytes/2]);
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}
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break;
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}
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case 32000:
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{
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lenInBytes = WebRtcG7221C_Encode32(_encoderInst32Ptr,
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leftChannel, 640, &outB[0]);
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if (_noChannels == 2)
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{
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lenInBytes += WebRtcG7221C_Encode32(_encoderInst32PtrR,
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rightChannel, 640, &outB[lenInBytes/2]);
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}
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break;
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}
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case 48000:
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{
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lenInBytes = WebRtcG7221C_Encode48(_encoderInst48Ptr,
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leftChannel, 640, &outB[0]);
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if (_noChannels == 2)
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{
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lenInBytes += WebRtcG7221C_Encode48(_encoderInst48PtrR,
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rightChannel, 640, &outB[lenInBytes/2]);
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}
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break;
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}
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default:
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"InternalEncode: Wrong rate for G722_1c.");
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return -1;
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break;
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}
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}
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memcpy(bitStream, outB, lenInBytes);
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*bitStreamLenByte = lenInBytes;
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// increment the read index this tell the caller that how far
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// we have gone forward in reading the audio buffer
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_inAudioIxRead += 640*_noChannels;
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return *bitStreamLenByte;
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}
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WebRtc_Word16
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ACMG722_1C::DecodeSafe(
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WebRtc_UWord8* /* bitStream */,
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WebRtc_Word16 /* bitStreamLenByte */,
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WebRtc_Word16* /* audio */,
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WebRtc_Word16* /* audioSamples */,
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WebRtc_Word8* /* speechType */)
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{
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return 0;
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}
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WebRtc_Word16
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ACMG722_1C::InternalInitEncoder(
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WebRtcACMCodecParams* codecParams)
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{
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WebRtc_Word16 ret;
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switch(_operationalRate)
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{
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case 24000:
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{
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ret = WebRtcG7221C_EncoderInit24(_encoderInst24PtrR);
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if (ret < 0) {
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return ret;
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}
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return WebRtcG7221C_EncoderInit24(_encoderInst24Ptr);
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break;
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}
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case 32000:
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{
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ret = WebRtcG7221C_EncoderInit32(_encoderInst32PtrR);
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if (ret < 0) {
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return ret;
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}
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return WebRtcG7221C_EncoderInit32(_encoderInst32Ptr);
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break;
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}
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case 48000:
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{
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ret = WebRtcG7221C_EncoderInit48(_encoderInst48PtrR);
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if (ret < 0) {
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return ret;
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}
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return WebRtcG7221C_EncoderInit48(_encoderInst48Ptr);
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break;
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}
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default:
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"InternalInitEncode: Wrong rate for G722_1c.");
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return -1;
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break;
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}
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}
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}
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WebRtc_Word16
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ACMG722_1C::InternalInitDecoder(
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WebRtcACMCodecParams* /* codecParams */)
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{
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switch(_operationalRate)
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{
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case 24000:
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{
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return WebRtcG7221C_DecoderInit24(_decoderInst24Ptr);
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break;
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}
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case 32000:
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{
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return WebRtcG7221C_DecoderInit32(_decoderInst32Ptr);
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break;
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}
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case 48000:
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{
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return WebRtcG7221C_DecoderInit48(_decoderInst48Ptr);
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break;
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}
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default:
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"InternalInitDecoder: Wrong rate for G722_1c.");
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return -1;
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break;
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}
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}
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}
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WebRtc_Word32
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ACMG722_1C::CodecDef(
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WebRtcNetEQ_CodecDef& codecDef,
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const CodecInst& codecInst)
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{
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if (!_decoderInitialized)
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"CodeDef: decoder not initialized for G722_1c");
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return -1;
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}
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// NetEq has an array of pointers to WebRtcNetEQ_CodecDef.
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// get an entry of that array (neteq wrapper will allocate memory)
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// by calling "netEq->CodecDef", where "NETEQ_CODEC_G722_1_XX" would
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// be the index of the entry.
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// Fill up the given structure by calling
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// "SET_CODEC_PAR" & "SET_G722_1_XX_FUNCTION."
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// Then return the structure back to NetEQ to add the codec to it's
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// database.
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switch(_operationalRate)
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{
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case 24000:
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{
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SET_CODEC_PAR((codecDef), kDecoderG722_1C_24, codecInst.pltype,
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_decoderInst24Ptr, 32000);
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SET_G722_1C_24_FUNCTIONS((codecDef));
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break;
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}
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case 32000:
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{
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SET_CODEC_PAR((codecDef), kDecoderG722_1C_32, codecInst.pltype,
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_decoderInst32Ptr, 32000);
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SET_G722_1C_32_FUNCTIONS((codecDef));
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break;
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}
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case 48000:
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{
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SET_CODEC_PAR((codecDef), kDecoderG722_1C_32, codecInst.pltype,
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_decoderInst48Ptr, 32000);
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SET_G722_1C_48_FUNCTIONS((codecDef));
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break;
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}
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default:
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"CodeDef: Wrong rate for G722_1c.");
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return -1;
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break;
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}
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}
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return 0;
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}
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ACMGenericCodec*
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ACMG722_1C::CreateInstance(void)
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{
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return NULL;
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}
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|
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WebRtc_Word16
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ACMG722_1C::InternalCreateEncoder()
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{
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if((_encoderInstPtr == NULL) || (_encoderInstPtrRight == NULL))
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{
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return -1;
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}
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switch(_operationalRate)
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{
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case 24000:
|
|
{
|
|
WebRtcG7221C_CreateEnc24(&_encoderInst24Ptr);
|
|
WebRtcG7221C_CreateEnc24(&_encoderInst24PtrR);
|
|
break;
|
|
}
|
|
case 32000:
|
|
{
|
|
WebRtcG7221C_CreateEnc32(&_encoderInst32Ptr);
|
|
WebRtcG7221C_CreateEnc32(&_encoderInst32PtrR);
|
|
break;
|
|
}
|
|
case 48000:
|
|
{
|
|
WebRtcG7221C_CreateEnc48(&_encoderInst48Ptr);
|
|
WebRtcG7221C_CreateEnc48(&_encoderInst48PtrR);
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
|
|
"InternalCreateEncoder: Wrong rate for G722_1c.");
|
|
return -1;
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
void
|
|
ACMG722_1C::DestructEncoderSafe()
|
|
{
|
|
_encoderExist = false;
|
|
_encoderInitialized = false;
|
|
if(_encoderInstPtr != NULL)
|
|
{
|
|
delete _encoderInstPtr;
|
|
_encoderInstPtr = NULL;
|
|
}
|
|
if(_encoderInstPtrRight != NULL)
|
|
{
|
|
delete _encoderInstPtrRight;
|
|
_encoderInstPtrRight = NULL;
|
|
}
|
|
_encoderInst24Ptr = NULL;
|
|
_encoderInst32Ptr = NULL;
|
|
_encoderInst48Ptr = NULL;
|
|
}
|
|
|
|
|
|
WebRtc_Word16
|
|
ACMG722_1C::InternalCreateDecoder()
|
|
{
|
|
if(_decoderInstPtr == NULL)
|
|
{
|
|
WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
|
|
"InternalCreateEncoder: cannot create decoder");
|
|
return -1;
|
|
}
|
|
switch(_operationalRate)
|
|
{
|
|
case 24000:
|
|
{
|
|
WebRtcG7221C_CreateDec24(&_decoderInst24Ptr);
|
|
break;
|
|
}
|
|
case 32000:
|
|
{
|
|
WebRtcG7221C_CreateDec32(&_decoderInst32Ptr);
|
|
break;
|
|
}
|
|
case 48000:
|
|
{
|
|
WebRtcG7221C_CreateDec48(&_decoderInst48Ptr);
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
|
|
"InternalCreateEncoder: Wrong rate for G722_1c.");
|
|
return -1;
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
void
|
|
ACMG722_1C::DestructDecoderSafe()
|
|
{
|
|
_decoderExist = false;
|
|
_decoderInitialized = false;
|
|
if(_decoderInstPtr != NULL)
|
|
{
|
|
delete _decoderInstPtr;
|
|
_decoderInstPtr = NULL;
|
|
}
|
|
_decoderInst24Ptr = NULL;
|
|
_decoderInst32Ptr = NULL;
|
|
_decoderInst48Ptr = NULL;
|
|
}
|
|
|
|
|
|
void
|
|
ACMG722_1C::InternalDestructEncoderInst(
|
|
void* ptrInst)
|
|
{
|
|
if(ptrInst != NULL)
|
|
{
|
|
delete ptrInst;
|
|
}
|
|
return;
|
|
}
|
|
|
|
|
|
WebRtc_Word16
|
|
ACMG722_1C::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 24000:
|
|
{
|
|
return netEq->RemoveCodec(kDecoderG722_1C_24);
|
|
}
|
|
case 32000:
|
|
{
|
|
return netEq->RemoveCodec(kDecoderG722_1C_32);
|
|
}
|
|
case 48000:
|
|
{
|
|
return netEq->RemoveCodec(kDecoderG722_1C_48);
|
|
}
|
|
default:
|
|
{
|
|
WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
|
|
"Could not remove codec from NetEQ for G722_1c. \
|
|
Sampling frequency doesn't match");
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
} // namespace webrtc
|