| /* |
| * 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. |
| */ |
| |
| /* |
| * Implementation of main NetEQ API. |
| */ |
| |
| #include "webrtc_neteq.h" |
| #include "webrtc_neteq_internal.h" |
| |
| #include <assert.h> |
| #include <string.h> |
| |
| #include "typedefs.h" |
| #include "signal_processing_library.h" |
| |
| #include "neteq_error_codes.h" |
| #include "mcu_dsp_common.h" |
| #include "rtcp.h" |
| |
| #define RETURN_ON_ERROR( macroExpr, macroInstPtr ) { \ |
| if ((macroExpr) != 0) { \ |
| if ((macroExpr) == -1) { \ |
| (macroInstPtr)->ErrorCode = - (NETEQ_OTHER_ERROR); \ |
| } else { \ |
| (macroInstPtr)->ErrorCode = -((WebRtc_Word16) (macroExpr)); \ |
| } \ |
| return(-1); \ |
| } } |
| |
| int WebRtcNetEQ_strncpy(WebRtc_Word8 *strDest, int numberOfElements, |
| const WebRtc_Word8 *strSource, int count) |
| { |
| /* check vector lengths */ |
| if (count > numberOfElements) |
| { |
| strDest[0] = '\0'; |
| return (-1); |
| } |
| else |
| { |
| strncpy(strDest, strSource, count); |
| return (0); |
| } |
| } |
| |
| /********************************************************** |
| * NETEQ Functions |
| */ |
| |
| /***************************************** |
| * Info functions |
| */ |
| |
| int WebRtcNetEQ_GetVersion(WebRtc_Word8 *version) |
| { |
| char versionString[] = "3.3.0\0 "; |
| char endChar[] = " "; |
| int i = 0; |
| while ((versionString[i] != endChar[0]) && (i <= 20)) |
| { |
| version[i] = versionString[i]; /* To avoid using strcpy */ |
| i++; |
| } |
| return (0); |
| } |
| |
| int WebRtcNetEQ_GetErrorCode(void *inst) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| return (NetEqMainInst->ErrorCode); |
| } |
| |
| int WebRtcNetEQ_GetErrorName(int errorCode, WebRtc_Word8 *errorName, int maxStrLen) |
| { |
| if ((errorName == NULL) || (maxStrLen <= 0)) |
| { |
| return (-1); |
| } |
| |
| if (errorCode < 0) |
| { |
| errorCode = -errorCode; // absolute value |
| } |
| |
| switch (errorCode) |
| { |
| case 1: // could be -1 |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "OTHER_ERROR", maxStrLen); |
| break; |
| } |
| case 1001: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "FAULTY_INSTRUCTION", maxStrLen); |
| break; |
| } |
| case 1002: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "FAULTY_NETWORK_TYPE", maxStrLen); |
| break; |
| } |
| case 1003: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "FAULTY_DELAYVALUE", maxStrLen); |
| break; |
| } |
| case 1004: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "FAULTY_PLAYOUTMODE", maxStrLen); |
| break; |
| } |
| case 1005: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "CORRUPT_INSTANCE", maxStrLen); |
| break; |
| } |
| case 1006: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "ILLEGAL_MASTER_SLAVE_SWITCH", maxStrLen); |
| break; |
| } |
| case 1007: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "MASTER_SLAVE_ERROR", maxStrLen); |
| break; |
| } |
| case 2001: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "UNKNOWN_BUFSTAT_DECISION", maxStrLen); |
| break; |
| } |
| case 2002: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RECOUT_ERROR_DECODING", maxStrLen); |
| break; |
| } |
| case 2003: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RECOUT_ERROR_SAMPLEUNDERRUN", maxStrLen); |
| break; |
| } |
| case 2004: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RECOUT_ERROR_DECODED_TOO_MUCH", |
| maxStrLen); |
| break; |
| } |
| case 3001: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RECIN_CNG_ERROR", maxStrLen); |
| break; |
| } |
| case 3002: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RECIN_UNKNOWNPAYLOAD", maxStrLen); |
| break; |
| } |
| case 3003: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RECIN_BUFFERINSERT_ERROR", maxStrLen); |
| break; |
| } |
| case 4001: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "PBUFFER_INIT_ERROR", maxStrLen); |
| break; |
| } |
| case 4002: |
| case 4003: |
| case 4004: |
| case 4005: |
| case 4006: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "PBUFFER_INSERT_ERROR1", maxStrLen); |
| break; |
| } |
| case 4007: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "UNKNOWN_G723_HEADER", maxStrLen); |
| break; |
| } |
| case 4008: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "PBUFFER_NONEXISTING_PACKET", maxStrLen); |
| break; |
| } |
| case 4009: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "PBUFFER_NOT_INITIALIZED", maxStrLen); |
| break; |
| } |
| case 4010: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "AMBIGUOUS_ILBC_FRAME_SIZE", maxStrLen); |
| break; |
| } |
| case 5001: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "CODEC_DB_FULL", maxStrLen); |
| break; |
| } |
| case 5002: |
| case 5003: |
| case 5004: |
| case 5005: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "CODEC_DB_NOT_EXIST", maxStrLen); |
| break; |
| } |
| case 5006: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "CODEC_DB_UNKNOWN_CODEC", maxStrLen); |
| break; |
| } |
| case 5007: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "CODEC_DB_PAYLOAD_TAKEN", maxStrLen); |
| break; |
| } |
| case 5008: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "CODEC_DB_UNSUPPORTED_CODEC", maxStrLen); |
| break; |
| } |
| case 5009: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "CODEC_DB_UNSUPPORTED_FS", maxStrLen); |
| break; |
| } |
| case 6001: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "DTMF_DEC_PARAMETER_ERROR", maxStrLen); |
| break; |
| } |
| case 6002: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "DTMF_INSERT_ERROR", maxStrLen); |
| break; |
| } |
| case 6003: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "DTMF_GEN_UNKNOWN_SAMP_FREQ", maxStrLen); |
| break; |
| } |
| case 6004: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "DTMF_NOT_SUPPORTED", maxStrLen); |
| break; |
| } |
| case 7001: |
| case 7002: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RED_SPLIT_ERROR", maxStrLen); |
| break; |
| } |
| case 7003: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RTP_TOO_SHORT_PACKET", maxStrLen); |
| break; |
| } |
| case 7004: |
| { |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "RTP_CORRUPT_PACKET", maxStrLen); |
| break; |
| } |
| default: |
| { |
| /* check for decoder error ranges */ |
| if (errorCode >= 6010 && errorCode <= 6810) |
| { |
| /* iSAC error code */ |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "iSAC ERROR", maxStrLen); |
| break; |
| } |
| |
| WebRtcNetEQ_strncpy(errorName, maxStrLen, "UNKNOWN_ERROR", maxStrLen); |
| return (-1); |
| } |
| } |
| |
| return (0); |
| } |
| |
| /* Assign functions (create not allowed in order to avoid malloc in lib) */ |
| int WebRtcNetEQ_AssignSize(int *sizeinbytes) |
| { |
| *sizeinbytes = (sizeof(MainInst_t) * 2) / sizeof(WebRtc_Word16); |
| return (0); |
| } |
| |
| int WebRtcNetEQ_Assign(void **inst, void *NETEQ_inst_Addr) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) NETEQ_inst_Addr; |
| *inst = NETEQ_inst_Addr; |
| if (*inst == NULL) return (-1); |
| /* Clear memory */ |
| WebRtcSpl_MemSetW16((WebRtc_Word16*) NetEqMainInst, 0, |
| (sizeof(MainInst_t) / sizeof(WebRtc_Word16))); |
| ok = WebRtcNetEQ_McuReset(&NetEqMainInst->MCUinst); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (0); |
| } |
| |
| int WebRtcNetEQ_GetRecommendedBufferSize(void *inst, const enum WebRtcNetEQDecoder *codec, |
| int noOfCodecs, enum WebRtcNetEQNetworkType nwType, |
| int *MaxNoOfPackets, int *sizeinbytes) |
| { |
| int ok = 0; |
| int multiplier; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| *MaxNoOfPackets = 0; |
| *sizeinbytes = 0; |
| ok = WebRtcNetEQ_GetDefaultCodecSettings(codec, noOfCodecs, sizeinbytes, MaxNoOfPackets); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| if (nwType == kUDPNormal) |
| { |
| multiplier = 1; |
| } |
| else if (nwType == kUDPVideoSync) |
| { |
| multiplier = 4; |
| } |
| else if (nwType == kTCPNormal) |
| { |
| multiplier = 4; |
| } |
| else if (nwType == kTCPLargeJitter) |
| { |
| multiplier = 8; |
| } |
| else if (nwType == kTCPXLargeJitter) |
| { |
| multiplier = 20; |
| } |
| else |
| { |
| NetEqMainInst->ErrorCode = -FAULTY_NETWORK_TYPE; |
| return (-1); |
| } |
| *MaxNoOfPackets = (*MaxNoOfPackets) * multiplier; |
| *sizeinbytes = (*sizeinbytes) * multiplier; |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| int WebRtcNetEQ_AssignBuffer(void *inst, int MaxNoOfPackets, void *NETEQ_Buffer_Addr, |
| int sizeinbytes) |
| { |
| int ok; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| ok = WebRtcNetEQ_PacketBufferInit(&NetEqMainInst->MCUinst.PacketBuffer_inst, |
| MaxNoOfPackets, (WebRtc_Word16*) NETEQ_Buffer_Addr, (sizeinbytes >> 1)); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| /************************************************ |
| * Init functions |
| */ |
| |
| /**************************************************************************** |
| * WebRtcNetEQ_Init(...) |
| * |
| * Initialize NetEQ. |
| * |
| * Input: |
| * - inst : NetEQ instance |
| * - fs : Initial sample rate in Hz (may change with payload) |
| * |
| * Output: |
| * - inst : Initialized NetEQ instance |
| * |
| * Return value : 0 - Ok |
| * -1 - Error |
| */ |
| |
| int WebRtcNetEQ_Init(void *inst, WebRtc_UWord16 fs) |
| { |
| int ok = 0; |
| |
| /* Typecast inst to internal instance format */ |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| |
| if (NetEqMainInst == NULL) |
| { |
| return (-1); |
| } |
| |
| #ifdef NETEQ_VAD |
| /* Start out with no PostDecode VAD instance */ |
| NetEqMainInst->DSPinst.VADInst.VADState = NULL; |
| /* Also set all VAD function pointers to NULL */ |
| NetEqMainInst->DSPinst.VADInst.initFunction = NULL; |
| NetEqMainInst->DSPinst.VADInst.setmodeFunction = NULL; |
| NetEqMainInst->DSPinst.VADInst.VADFunction = NULL; |
| #endif /* NETEQ_VAD */ |
| |
| ok = WebRtcNetEQ_DSPinit(NetEqMainInst); /* Init addresses between MCU and DSP */ |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| |
| ok = WebRtcNetEQ_DSPInit(&NetEqMainInst->DSPinst, fs); /* Init dsp side */ |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| /* set BGN mode to default, since it is not cleared by DSP init function */ |
| NetEqMainInst->DSPinst.BGNInst.bgnMode = BGN_ON; |
| |
| /* init statistics functions and counters */ |
| ok = WebRtcNetEQ_ClearInCallStats(&NetEqMainInst->DSPinst); |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| ok = WebRtcNetEQ_ClearPostCallStats(&NetEqMainInst->DSPinst); |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| ok = WebRtcNetEQ_ResetMcuJitterStat(&NetEqMainInst->MCUinst); |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| |
| /* flush packet buffer */ |
| ok = WebRtcNetEQ_PacketBufferFlush(&NetEqMainInst->MCUinst.PacketBuffer_inst); |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| |
| /* set some variables to initial values */ |
| NetEqMainInst->MCUinst.current_Codec = -1; |
| NetEqMainInst->MCUinst.current_Payload = -1; |
| NetEqMainInst->MCUinst.first_packet = 1; |
| NetEqMainInst->MCUinst.one_desc = 0; |
| NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst.extraDelayMs = 0; |
| NetEqMainInst->MCUinst.NoOfExpandCalls = 0; |
| NetEqMainInst->MCUinst.fs = fs; |
| |
| #ifdef NETEQ_ATEVENT_DECODE |
| /* init DTMF decoder */ |
| ok = WebRtcNetEQ_DtmfDecoderInit(&(NetEqMainInst->MCUinst.DTMF_inst),fs,560); |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| #endif |
| |
| /* init RTCP statistics */ |
| WebRtcNetEQ_RTCPInit(&(NetEqMainInst->MCUinst.RTCP_inst), 0); |
| |
| /* set BufferStat struct to zero */ |
| WebRtcSpl_MemSetW16((WebRtc_Word16*) &(NetEqMainInst->MCUinst.BufferStat_inst), 0, |
| sizeof(BufstatsInst_t) / sizeof(WebRtc_Word16)); |
| |
| /* reset automode */ |
| WebRtcNetEQ_ResetAutomode(&(NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst), |
| NetEqMainInst->MCUinst.PacketBuffer_inst.maxInsertPositions); |
| |
| NetEqMainInst->ErrorCode = 0; |
| |
| #ifdef NETEQ_STEREO |
| /* set master/slave info to undecided */ |
| NetEqMainInst->masterSlave = 0; |
| #endif |
| |
| return (ok); |
| } |
| |
| int WebRtcNetEQ_FlushBuffers(void *inst) |
| { |
| int ok = 0; |
| |
| /* Typecast inst to internal instance format */ |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| |
| if (NetEqMainInst == NULL) |
| { |
| return (-1); |
| } |
| |
| /* Flush packet buffer */ |
| ok = WebRtcNetEQ_PacketBufferFlush(&NetEqMainInst->MCUinst.PacketBuffer_inst); |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| |
| /* Set MCU to wait for new codec */ |
| NetEqMainInst->MCUinst.first_packet = 1; |
| |
| /* Flush speech buffer */ |
| ok = WebRtcNetEQ_FlushSpeechBuffer(&NetEqMainInst->DSPinst); |
| RETURN_ON_ERROR(ok, NetEqMainInst); |
| |
| return 0; |
| } |
| |
| int WebRtcNetEQ_SetAVTPlayout(void *inst, int PlayoutAVTon) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| #ifdef NETEQ_ATEVENT_DECODE |
| NetEqMainInst->MCUinst.AVT_PlayoutOn = PlayoutAVTon; |
| return(0); |
| #else |
| if (PlayoutAVTon != 0) |
| { |
| NetEqMainInst->ErrorCode = -DTMF_NOT_SUPPORTED; |
| return (-1); |
| } |
| else |
| { |
| return (0); |
| } |
| #endif |
| } |
| |
| int WebRtcNetEQ_SetExtraDelay(void *inst, int DelayInMs) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| if ((DelayInMs < 0) || (DelayInMs > 1000)) |
| { |
| NetEqMainInst->ErrorCode = -FAULTY_DELAYVALUE; |
| return (-1); |
| } |
| NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst.extraDelayMs = DelayInMs; |
| return (0); |
| } |
| |
| int WebRtcNetEQ_SetPlayoutMode(void *inst, enum WebRtcNetEQPlayoutMode playoutMode) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| if ((playoutMode != kPlayoutOn) && (playoutMode != kPlayoutOff) && (playoutMode |
| != kPlayoutFax) && (playoutMode != kPlayoutStreaming)) |
| { |
| NetEqMainInst->ErrorCode = -FAULTY_PLAYOUTMODE; |
| return (-1); |
| } |
| else |
| { |
| NetEqMainInst->MCUinst.NetEqPlayoutMode = playoutMode; |
| return (0); |
| } |
| } |
| |
| int WebRtcNetEQ_SetBGNMode(void *inst, enum WebRtcNetEQBGNMode bgnMode) |
| { |
| |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| |
| /* Instance sanity */ |
| if (NetEqMainInst == NULL) return (-1); |
| |
| /* Check for corrupt/cleared instance */ |
| if (NetEqMainInst->MCUinst.main_inst != NetEqMainInst) |
| { |
| /* Instance is corrupt */ |
| NetEqMainInst->ErrorCode = CORRUPT_INSTANCE; |
| return (-1); |
| } |
| |
| NetEqMainInst->DSPinst.BGNInst.bgnMode = (enum BGNMode) bgnMode; |
| |
| return (0); |
| } |
| |
| int WebRtcNetEQ_GetBGNMode(const void *inst, enum WebRtcNetEQBGNMode *bgnMode) |
| { |
| |
| const MainInst_t *NetEqMainInst = (const MainInst_t*) inst; |
| |
| /* Instance sanity */ |
| if (NetEqMainInst == NULL) return (-1); |
| |
| *bgnMode = (enum WebRtcNetEQBGNMode) NetEqMainInst->DSPinst.BGNInst.bgnMode; |
| |
| return (0); |
| } |
| |
| /************************************************ |
| * CodecDB functions |
| */ |
| |
| int WebRtcNetEQ_CodecDbReset(void *inst) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| ok = WebRtcNetEQ_DbReset(&NetEqMainInst->MCUinst.codec_DB_inst); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| |
| /* set function pointers to NULL to prevent RecOut from using the codec */ |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecode = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecodeRCU = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcAddLatePkt = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecode = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecodeInit = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecodePLC = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcGetMDinfo = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcUpdBWEst = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcGetErrorCode = NULL; |
| |
| return (0); |
| } |
| |
| int WebRtcNetEQ_CodecDbGetSizeInfo(void *inst, WebRtc_Word16 *UsedEntries, |
| WebRtc_Word16 *MaxEntries) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| *MaxEntries = NUM_CODECS; |
| *UsedEntries = NetEqMainInst->MCUinst.codec_DB_inst.nrOfCodecs; |
| return (0); |
| } |
| |
| int WebRtcNetEQ_CodecDbGetCodecInfo(void *inst, WebRtc_Word16 Entry, |
| enum WebRtcNetEQDecoder *codec) |
| { |
| int i; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| *codec = (enum WebRtcNetEQDecoder) 0; |
| if ((Entry >= 0) && (Entry < NetEqMainInst->MCUinst.codec_DB_inst.nrOfCodecs)) |
| { |
| for (i = 0; i < NUM_TOTAL_CODECS; i++) |
| { |
| if (NetEqMainInst->MCUinst.codec_DB_inst.position[i] == Entry) |
| { |
| *codec = (enum WebRtcNetEQDecoder) i; |
| } |
| } |
| } |
| else |
| { |
| NetEqMainInst->ErrorCode = -(CODEC_DB_NOT_EXIST1); |
| return (-1); |
| } |
| return (0); |
| } |
| |
| int WebRtcNetEQ_CodecDbAdd(void *inst, WebRtcNetEQ_CodecDef *codecInst) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| ok = WebRtcNetEQ_DbAdd(&NetEqMainInst->MCUinst.codec_DB_inst, codecInst->codec, |
| codecInst->payloadType, codecInst->funcDecode, codecInst->funcDecodeRCU, |
| codecInst->funcDecodePLC, codecInst->funcDecodeInit, codecInst->funcAddLatePkt, |
| codecInst->funcGetMDinfo, codecInst->funcGetPitch, codecInst->funcUpdBWEst, |
| codecInst->funcGetErrorCode, codecInst->codec_state, codecInst->codec_fs); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| int WebRtcNetEQ_CodecDbRemove(void *inst, enum WebRtcNetEQDecoder codec) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| |
| /* check if currently used codec is being removed */ |
| if (NetEqMainInst->MCUinst.current_Codec == (WebRtc_Word16) codec) |
| { |
| /* set function pointers to NULL to prevent RecOut from using the codec */ |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecode = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecodeRCU = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcAddLatePkt = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecode = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecodeInit = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcDecodePLC = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcGetMDinfo = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcUpdBWEst = NULL; |
| NetEqMainInst->DSPinst.codec_ptr_inst.funcGetErrorCode = NULL; |
| } |
| |
| ok = WebRtcNetEQ_DbRemove(&NetEqMainInst->MCUinst.codec_DB_inst, codec); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| /********************************* |
| * Real-time functions |
| */ |
| |
| int WebRtcNetEQ_RecIn(void *inst, WebRtc_Word16 *p_w16datagramstart, WebRtc_Word16 w16_RTPlen, |
| WebRtc_UWord32 uw32_timeRec) |
| { |
| int ok = 0; |
| RTPPacket_t RTPpacket; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| |
| /* Check for corrupt/cleared instance */ |
| if (NetEqMainInst->MCUinst.main_inst != NetEqMainInst) |
| { |
| /* Instance is corrupt */ |
| NetEqMainInst->ErrorCode = CORRUPT_INSTANCE; |
| return (-1); |
| } |
| |
| /* Parse RTP header */ |
| ok = WebRtcNetEQ_RTPPayloadInfo(p_w16datagramstart, w16_RTPlen, &RTPpacket); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| |
| ok = WebRtcNetEQ_RecInInternal(&NetEqMainInst->MCUinst, &RTPpacket, uw32_timeRec); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| /**************************************************************************** |
| * WebRtcNetEQ_RecInRTPStruct(...) |
| * |
| * Alternative RecIn function, used when the RTP data has already been |
| * parsed into an RTP info struct (WebRtcNetEQ_RTPInfo). |
| * |
| * Input: |
| * - inst : NetEQ instance |
| * - rtpInfo : Pointer to RTP info |
| * - payloadPtr : Pointer to the RTP payload (first byte after header) |
| * - payloadLenBytes : Length (in bytes) of the payload in payloadPtr |
| * - timeRec : Receive time (in timestamps of the used codec) |
| * |
| * Return value : 0 - Ok |
| * -1 - Error |
| */ |
| int WebRtcNetEQ_RecInRTPStruct(void *inst, WebRtcNetEQ_RTPInfo *rtpInfo, |
| const WebRtc_UWord8 *payloadPtr, WebRtc_Word16 payloadLenBytes, |
| WebRtc_UWord32 uw32_timeRec) |
| { |
| int ok = 0; |
| RTPPacket_t RTPpacket; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) |
| { |
| return (-1); |
| } |
| |
| /* Check for corrupt/cleared instance */ |
| if (NetEqMainInst->MCUinst.main_inst != NetEqMainInst) |
| { |
| /* Instance is corrupt */ |
| NetEqMainInst->ErrorCode = CORRUPT_INSTANCE; |
| return (-1); |
| } |
| |
| /* Load NetEQ's RTP struct from Module RTP struct */ |
| RTPpacket.payloadType = rtpInfo->payloadType; |
| RTPpacket.seqNumber = rtpInfo->sequenceNumber; |
| RTPpacket.timeStamp = rtpInfo->timeStamp; |
| RTPpacket.ssrc = rtpInfo->SSRC; |
| RTPpacket.payload = (const WebRtc_Word16*) payloadPtr; |
| RTPpacket.payloadLen = payloadLenBytes; |
| RTPpacket.starts_byte1 = 0; |
| |
| ok = WebRtcNetEQ_RecInInternal(&NetEqMainInst->MCUinst, &RTPpacket, uw32_timeRec); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| int WebRtcNetEQ_RecOut(void *inst, WebRtc_Word16 *pw16_outData, WebRtc_Word16 *pw16_len) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| #ifdef NETEQ_STEREO |
| MasterSlaveInfo msInfo; |
| msInfo.msMode = NETEQ_MONO; |
| #endif |
| |
| if (NetEqMainInst == NULL) return (-1); |
| |
| /* Check for corrupt/cleared instance */ |
| if (NetEqMainInst->DSPinst.main_inst != NetEqMainInst) |
| { |
| /* Instance is corrupt */ |
| NetEqMainInst->ErrorCode = CORRUPT_INSTANCE; |
| return (-1); |
| } |
| |
| #ifdef NETEQ_STEREO |
| NetEqMainInst->DSPinst.msInfo = &msInfo; |
| #endif |
| |
| ok = WebRtcNetEQ_RecOutInternal(&NetEqMainInst->DSPinst, pw16_outData, |
| pw16_len, 0 /* not BGN only */); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| /**************************************************************************** |
| * WebRtcNetEQ_RecOutMasterSlave(...) |
| * |
| * RecOut function for running several NetEQ instances in master/slave mode. |
| * One master can be used to control several slaves. |
| * |
| * Input: |
| * - inst : NetEQ instance |
| * - isMaster : Non-zero indicates that this is the master channel |
| * - msInfo : (slave only) Information from master |
| * |
| * Output: |
| * - inst : Updated NetEQ instance |
| * - pw16_outData : Pointer to vector where output should be written |
| * - pw16_len : Pointer to variable where output length is returned |
| * - msInfo : (master only) Information to slave(s) |
| * |
| * Return value : 0 - Ok |
| * -1 - Error |
| */ |
| |
| int WebRtcNetEQ_RecOutMasterSlave(void *inst, WebRtc_Word16 *pw16_outData, |
| WebRtc_Word16 *pw16_len, void *msInfo, |
| WebRtc_Word16 isMaster) |
| { |
| #ifndef NETEQ_STEREO |
| /* Stereo not supported */ |
| return(-1); |
| #else |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| |
| if (NetEqMainInst == NULL) return (-1); |
| |
| /* Check for corrupt/cleared instance */ |
| if (NetEqMainInst->DSPinst.main_inst != NetEqMainInst) |
| { |
| /* Instance is corrupt */ |
| NetEqMainInst->ErrorCode = CORRUPT_INSTANCE; |
| return (-1); |
| } |
| |
| if (msInfo == NULL) |
| { |
| /* msInfo not provided */ |
| NetEqMainInst->ErrorCode = NETEQ_OTHER_ERROR; |
| return (-1); |
| } |
| |
| /* translate from external to internal Master/Slave information */ |
| NetEqMainInst->DSPinst.msInfo = (MasterSlaveInfo *) msInfo; |
| |
| /* check that we have not done a master/slave switch without first re-initializing */ |
| if ((NetEqMainInst->masterSlave == 1 && !isMaster) || /* switch from master to slave */ |
| (NetEqMainInst->masterSlave == 2 && isMaster)) /* switch from slave to master */ |
| { |
| NetEqMainInst->ErrorCode = ILLEGAL_MASTER_SLAVE_SWITCH; |
| return (-1); |
| } |
| |
| if (!isMaster) |
| { |
| /* this is the slave */ |
| NetEqMainInst->masterSlave = 2; |
| NetEqMainInst->DSPinst.msInfo->msMode = NETEQ_SLAVE; |
| } |
| else |
| { |
| NetEqMainInst->DSPinst.msInfo->msMode = NETEQ_MASTER; |
| } |
| |
| ok = WebRtcNetEQ_RecOutInternal(&NetEqMainInst->DSPinst, pw16_outData, |
| pw16_len, 0 /* not BGN only */); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| |
| if (isMaster) |
| { |
| /* this is the master */ |
| NetEqMainInst->masterSlave = 1; |
| } |
| |
| return (ok); |
| #endif |
| } |
| |
| int WebRtcNetEQ_GetMasterSlaveInfoSize() |
| { |
| #ifdef NETEQ_STEREO |
| return (sizeof(MasterSlaveInfo)); |
| #else |
| return(-1); |
| #endif |
| } |
| |
| /* Special RecOut that does not do any decoding. */ |
| int WebRtcNetEQ_RecOutNoDecode(void *inst, WebRtc_Word16 *pw16_outData, |
| WebRtc_Word16 *pw16_len) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| #ifdef NETEQ_STEREO |
| MasterSlaveInfo msInfo; |
| #endif |
| |
| if (NetEqMainInst == NULL) return (-1); |
| |
| /* Check for corrupt/cleared instance */ |
| if (NetEqMainInst->DSPinst.main_inst != NetEqMainInst) |
| { |
| /* Instance is corrupt */ |
| NetEqMainInst->ErrorCode = CORRUPT_INSTANCE; |
| return (-1); |
| } |
| |
| #ifdef NETEQ_STEREO |
| /* keep same mode as before */ |
| switch (NetEqMainInst->masterSlave) |
| { |
| case 1: |
| { |
| msInfo.msMode = NETEQ_MASTER; |
| break; |
| } |
| case 2: |
| { |
| msInfo.msMode = NETEQ_SLAVE; |
| break; |
| } |
| default: |
| { |
| msInfo.msMode = NETEQ_MONO; |
| break; |
| } |
| } |
| |
| NetEqMainInst->DSPinst.msInfo = &msInfo; |
| #endif |
| |
| ok = WebRtcNetEQ_RecOutInternal(&NetEqMainInst->DSPinst, pw16_outData, |
| pw16_len, 1 /* BGN only */); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| int WebRtcNetEQ_GetRTCPStats(void *inst, WebRtcNetEQ_RTCPStat *RTCP_inst) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| ok = WebRtcNetEQ_RTCPGetStats(&NetEqMainInst->MCUinst.RTCP_inst, |
| &RTCP_inst->fraction_lost, &RTCP_inst->cum_lost, &RTCP_inst->ext_max, |
| &RTCP_inst->jitter, 0); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| int WebRtcNetEQ_GetRTCPStatsNoReset(void *inst, WebRtcNetEQ_RTCPStat *RTCP_inst) |
| { |
| int ok = 0; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| ok = WebRtcNetEQ_RTCPGetStats(&NetEqMainInst->MCUinst.RTCP_inst, |
| &RTCP_inst->fraction_lost, &RTCP_inst->cum_lost, &RTCP_inst->ext_max, |
| &RTCP_inst->jitter, 1); |
| if (ok != 0) |
| { |
| NetEqMainInst->ErrorCode = -ok; |
| return (-1); |
| } |
| return (ok); |
| } |
| |
| int WebRtcNetEQ_GetSpeechTimeStamp(void *inst, WebRtc_UWord32 *timestamp) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| |
| if (NetEqMainInst->MCUinst.TSscalingInitialized) |
| { |
| *timestamp = WebRtcNetEQ_ScaleTimestampInternalToExternal(&NetEqMainInst->MCUinst, |
| NetEqMainInst->DSPinst.videoSyncTimestamp); |
| } |
| else |
| { |
| *timestamp = NetEqMainInst->DSPinst.videoSyncTimestamp; |
| } |
| |
| return (0); |
| } |
| |
| /**************************************************************************** |
| * WebRtcNetEQ_GetSpeechOutputType(...) |
| * |
| * Get the output type for the audio provided by the latest call to |
| * WebRtcNetEQ_RecOut(). |
| * |
| * kOutputNormal = normal audio (possibly processed) |
| * kOutputPLC = loss concealment through stretching audio |
| * kOutputCNG = comfort noise (codec-internal or RFC3389) |
| * kOutputPLCtoCNG = background noise only due to long expand or error |
| * kOutputVADPassive = PostDecode VAD signalling passive speaker |
| * |
| * Input: |
| * - inst : NetEQ instance |
| * |
| * Output: |
| * - outputType : Output type from enum list WebRtcNetEQOutputType |
| * |
| * Return value : 0 - Ok |
| * -1 - Error |
| */ |
| |
| int WebRtcNetEQ_GetSpeechOutputType(void *inst, enum WebRtcNetEQOutputType *outputType) |
| { |
| /* Typecast to internal instance type */ |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| |
| if (NetEqMainInst == NULL) |
| { |
| return (-1); |
| } |
| |
| if ((NetEqMainInst->DSPinst.w16_mode & MODE_BGN_ONLY) != 0) |
| { |
| /* If last mode was background noise only */ |
| *outputType = kOutputPLCtoCNG; |
| |
| } |
| else if ((NetEqMainInst->DSPinst.w16_mode == MODE_CODEC_INTERNAL_CNG) |
| || (NetEqMainInst->DSPinst.w16_mode == MODE_RFC3389CNG)) |
| { |
| /* If CN or internal CNG */ |
| *outputType = kOutputCNG; |
| |
| #ifdef NETEQ_VAD |
| } |
| else if ( NetEqMainInst->DSPinst.VADInst.VADDecision == 0 ) |
| { |
| /* post-decode VAD says passive speaker */ |
| *outputType = kOutputVADPassive; |
| #endif /* NETEQ_VAD */ |
| |
| } |
| else if ((NetEqMainInst->DSPinst.w16_mode == MODE_EXPAND) |
| && (NetEqMainInst->DSPinst.ExpandInst.w16_expandMuteFactor == 0)) |
| { |
| /* Expand mode has faded down to background noise only (very long expand) */ |
| *outputType = kOutputPLCtoCNG; |
| |
| } |
| else if (NetEqMainInst->DSPinst.w16_mode == MODE_EXPAND) |
| { |
| /* PLC mode */ |
| *outputType = kOutputPLC; |
| |
| } |
| else |
| { |
| /* Normal speech output type (can still be manipulated, e.g., accelerated) */ |
| *outputType = kOutputNormal; |
| } |
| |
| return (0); |
| } |
| |
| /********************************** |
| * Functions related to VQmon |
| */ |
| |
| #define WEBRTC_NETEQ_CONCEALMENTFLAG_LOST 0x01 |
| #define WEBRTC_NETEQ_CONCEALMENTFLAG_DISCARDED 0x02 |
| #define WEBRTC_NETEQ_CONCEALMENTFLAG_SUPRESS 0x04 |
| #define WEBRTC_NETEQ_CONCEALMENTFLAG_CNGACTIVE 0x80 |
| |
| int WebRtcNetEQ_VQmonRecOutStatistics(void *inst, WebRtc_UWord16 *validVoiceDurationMs, |
| WebRtc_UWord16 *concealedVoiceDurationMs, |
| WebRtc_UWord8 *concealedVoiceFlags) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| WebRtc_Word16 fs_mult; |
| WebRtc_Word16 ms_lost; |
| if (NetEqMainInst == NULL) return (-1); |
| fs_mult = WebRtcSpl_DivW32W16ResW16(NetEqMainInst->MCUinst.fs, 8000); |
| |
| ms_lost = WebRtcSpl_DivW32W16ResW16( |
| (WebRtc_Word32) NetEqMainInst->DSPinst.w16_concealedTS, (WebRtc_Word16) (8 * fs_mult)); |
| if (ms_lost > NetEqMainInst->DSPinst.millisecondsPerCall) ms_lost |
| = NetEqMainInst->DSPinst.millisecondsPerCall; |
| |
| *validVoiceDurationMs = NetEqMainInst->DSPinst.millisecondsPerCall - ms_lost; |
| *concealedVoiceDurationMs = ms_lost; |
| if (ms_lost > 0) |
| { |
| *concealedVoiceFlags = WEBRTC_NETEQ_CONCEALMENTFLAG_LOST; |
| } |
| else |
| { |
| *concealedVoiceFlags = 0; |
| } |
| NetEqMainInst->DSPinst.w16_concealedTS -= ms_lost * (8 * fs_mult); |
| |
| return (0); |
| } |
| |
| int WebRtcNetEQ_VQmonGetConfiguration(void *inst, WebRtc_UWord16 *absMaxDelayMs, |
| WebRtc_UWord8 *adaptationRate) |
| { |
| /* Dummy check the inst, just to avoid compiler warnings. */ |
| if (inst == NULL) |
| { |
| /* Do nothing. */ |
| } |
| |
| /* Hardcoded variables that are used for VQmon as jitter buffer parameters */ |
| *absMaxDelayMs = 240; |
| *adaptationRate = 1; |
| return (0); |
| } |
| |
| int WebRtcNetEQ_VQmonGetRxStatistics(void *inst, WebRtc_UWord16 *avgDelayMs, |
| WebRtc_UWord16 *maxDelayMs) |
| { |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) return (-1); |
| *avgDelayMs = (WebRtc_UWord16) (NetEqMainInst->MCUinst.BufferStat_inst.avgDelayMsQ8 >> 8); |
| *maxDelayMs = (WebRtc_UWord16) NetEqMainInst->MCUinst.BufferStat_inst.maxDelayMs; |
| return (0); |
| } |
| |
| /************************************* |
| * Statistics functions |
| */ |
| |
| /* Get the "in-call" statistics from NetEQ. |
| * The statistics are reset after the query. */ |
| int WebRtcNetEQ_GetNetworkStatistics(void *inst, WebRtcNetEQ_NetworkStatistics *stats) |
| |
| { |
| |
| WebRtc_UWord16 tempU16; |
| WebRtc_UWord32 tempU32, tempU32_2; |
| int numShift; |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| |
| /* Instance sanity */ |
| if (NetEqMainInst == NULL) return (-1); |
| |
| /*******************/ |
| /* Get buffer size */ |
| /*******************/ |
| |
| if (NetEqMainInst->MCUinst.fs != 0) |
| { |
| WebRtc_Word32 temp32; |
| /* Query packet buffer for number of samples. */ |
| temp32 = WebRtcNetEQ_PacketBufferGetSize( |
| &NetEqMainInst->MCUinst.PacketBuffer_inst); |
| |
| /* Divide by sample rate. |
| * Calculate temp32 * 1000 / fs to get result in ms. */ |
| stats->currentBufferSize = (WebRtc_UWord16) |
| WebRtcSpl_DivU32U16(temp32 * 1000, NetEqMainInst->MCUinst.fs); |
| |
| /* Add number of samples yet to play in sync buffer. */ |
| temp32 = (WebRtc_Word32) (NetEqMainInst->DSPinst.endPosition - |
| NetEqMainInst->DSPinst.curPosition); |
| stats->currentBufferSize += (WebRtc_UWord16) |
| WebRtcSpl_DivU32U16(temp32 * 1000, NetEqMainInst->MCUinst.fs); |
| } |
| else |
| { |
| /* Sample rate not initialized. */ |
| stats->currentBufferSize = 0; |
| } |
| |
| /***************************/ |
| /* Get optimal buffer size */ |
| /***************************/ |
| |
| if (NetEqMainInst->MCUinst.fs != 0 && NetEqMainInst->MCUinst.fs <= WEBRTC_SPL_WORD16_MAX) |
| { |
| /* preferredBufferSize = Bopt * packSizeSamples / (fs/1000) */ |
| stats->preferredBufferSize |
| = (WebRtc_UWord16) WEBRTC_SPL_MUL_16_16( |
| (WebRtc_Word16) ((NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst.optBufLevel) >> 8), /* optimal buffer level in packets shifted to Q0 */ |
| WebRtcSpl_DivW32W16ResW16( |
| (WebRtc_Word32) NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst.packetSpeechLenSamp, /* samples per packet */ |
| WebRtcSpl_DivW32W16ResW16( (WebRtc_Word32) NetEqMainInst->MCUinst.fs, (WebRtc_Word16) 1000 ) /* samples per ms */ |
| ) ); |
| |
| /* add extra delay */ |
| if (NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst.extraDelayMs > 0) |
| { |
| stats->preferredBufferSize |
| += NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst.extraDelayMs; |
| } |
| } |
| else |
| { |
| /* sample rate not initialized */ |
| stats->preferredBufferSize = 0; |
| } |
| |
| /***********************************/ |
| /* Check if jitter peaks are found */ |
| /***********************************/ |
| |
| stats->jitterPeaksFound = |
| NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst.peakFound; |
| |
| /***********************/ |
| /* Calculate loss rate */ |
| /***********************/ |
| |
| /* timestamps elapsed since last report */ |
| tempU32 = NetEqMainInst->MCUinst.lastReportTS; |
| |
| if (NetEqMainInst->MCUinst.lostTS == 0) |
| { |
| /* no losses */ |
| stats->currentPacketLossRate = 0; |
| } |
| else if (NetEqMainInst->MCUinst.lostTS < tempU32) |
| { |
| /* calculate shifts; we want the result in Q14 */ |
| numShift = WebRtcSpl_NormU32(NetEqMainInst->MCUinst.lostTS); /* numerator shift for normalize */ |
| |
| if (numShift < 14) |
| { |
| /* cannot shift numerator 14 steps; shift denominator too */ |
| tempU32 = WEBRTC_SPL_RSHIFT_U32(tempU32, 14-numShift); /* right-shift */ |
| } |
| else |
| { |
| /* shift no more than 14 steps */ |
| numShift = 14; |
| } |
| |
| if (tempU32 == 0) |
| { |
| /* check for zero denominator; result should be zero in this case */ |
| stats->currentPacketLossRate = 0; |
| } |
| else |
| { |
| /* check that denominator fits in signed 16-bit */ |
| while (tempU32 > WEBRTC_SPL_WORD16_MAX) |
| { |
| tempU32 >>= 1; /* right-shift 1 step */ |
| numShift--; /* compensate in numerator */ |
| } |
| tempU16 = (WebRtc_UWord16) tempU32; |
| |
| /* do the shift of numerator */ |
| tempU32 |
| = WEBRTC_SPL_SHIFT_W32( (WebRtc_UWord32) NetEqMainInst->MCUinst.lostTS, numShift); |
| |
| stats->currentPacketLossRate = (WebRtc_UWord16) WebRtcSpl_DivU32U16(tempU32, |
| tempU16); |
| } |
| } |
| else |
| { |
| /* lost count is larger than elapsed time count; probably timestamp wrap-around or something else wrong */ |
| /* set loss rate = 1 */ |
| stats->currentPacketLossRate = 1 << 14; /* 1 in Q14 */ |
| } |
| |
| /**************************/ |
| /* Calculate discard rate */ |
| /**************************/ |
| |
| /* timestamps elapsed since last report */ |
| tempU32 = NetEqMainInst->MCUinst.lastReportTS; |
| |
| /* number of discarded samples */ |
| tempU32_2 |
| = WEBRTC_SPL_MUL_16_U16( (WebRtc_Word16) NetEqMainInst->MCUinst.PacketBuffer_inst.packSizeSamples, |
| NetEqMainInst->MCUinst.PacketBuffer_inst.discardedPackets); |
| |
| if (tempU32_2 == 0) |
| { |
| /* no discarded samples */ |
| stats->currentDiscardRate = 0; |
| } |
| else if (tempU32_2 < tempU32) |
| { |
| /* calculate shifts; we want the result in Q14 */ |
| numShift = WebRtcSpl_NormU32(tempU32_2); /* numerator shift for normalize */ |
| |
| if (numShift < 14) |
| { |
| /* cannot shift numerator 14 steps; shift denominator too */ |
| tempU32 = WEBRTC_SPL_RSHIFT_U32(tempU32, 14-numShift); /* right-shift */ |
| } |
| else |
| { |
| /* shift no more than 14 steps */ |
| numShift = 14; |
| } |
| |
| if (tempU32 == 0) |
| { |
| /* check for zero denominator; result should be zero in this case */ |
| stats->currentDiscardRate = 0; |
| } |
| else |
| { |
| /* check that denominator fits in signed 16-bit */ |
| while (tempU32 > WEBRTC_SPL_WORD16_MAX) |
| { |
| tempU32 >>= 1; /* right-shift 1 step */ |
| numShift--; /* compensate in numerator */ |
| } |
| tempU16 = (WebRtc_UWord16) tempU32; |
| |
| /* do the shift of numerator */ |
| tempU32 = WEBRTC_SPL_SHIFT_W32( tempU32_2, numShift); |
| |
| stats->currentDiscardRate = (WebRtc_UWord16) WebRtcSpl_DivU32U16(tempU32, tempU16); |
| } |
| } |
| else |
| { |
| /* lost count is larger than elapsed time count; probably timestamp wrap-around or something else wrong */ |
| /* set loss rate = 1 */ |
| stats->currentDiscardRate = 1 << 14; /* 1 in Q14 */ |
| } |
| |
| /*************************************************************/ |
| /* Calculate Accelerate, Expand and Pre-emptive Expand rates */ |
| /*************************************************************/ |
| |
| /* timestamps elapsed since last report */ |
| tempU32 = NetEqMainInst->MCUinst.lastReportTS; |
| |
| if (NetEqMainInst->DSPinst.statInst.accelerateLength == 0) |
| { |
| /* no accelerate */ |
| stats->currentAccelerateRate = 0; |
| } |
| else if (NetEqMainInst->DSPinst.statInst.accelerateLength < tempU32) |
| { |
| /* calculate shifts; we want the result in Q14 */ |
| numShift = WebRtcSpl_NormU32(NetEqMainInst->DSPinst.statInst.accelerateLength); /* numerator shift for normalize */ |
| |
| if (numShift < 14) |
| { |
| /* cannot shift numerator 14 steps; shift denominator too */ |
| tempU32 = WEBRTC_SPL_RSHIFT_U32(tempU32, 14-numShift); /* right-shift */ |
| } |
| else |
| { |
| /* shift no more than 14 steps */ |
| numShift = 14; |
| } |
| |
| if (tempU32 == 0) |
| { |
| /* check for zero denominator; result should be zero in this case */ |
| stats->currentAccelerateRate = 0; |
| } |
| else |
| { |
| /* check that denominator fits in signed 16-bit */ |
| while (tempU32 > WEBRTC_SPL_WORD16_MAX) |
| { |
| tempU32 >>= 1; /* right-shift 1 step */ |
| numShift--; /* compensate in numerator */ |
| } |
| tempU16 = (WebRtc_UWord16) tempU32; |
| |
| /* do the shift of numerator */ |
| tempU32 |
| = WEBRTC_SPL_SHIFT_W32( NetEqMainInst->DSPinst.statInst.accelerateLength, numShift); |
| |
| stats->currentAccelerateRate = (WebRtc_UWord16) WebRtcSpl_DivU32U16(tempU32, |
| tempU16); |
| } |
| } |
| else |
| { |
| /* lost count is larger than elapsed time count; probably timestamp wrap-around or something else wrong */ |
| /* set loss rate = 1 */ |
| stats->currentAccelerateRate = 1 << 14; /* 1 in Q14 */ |
| } |
| |
| /* timestamps elapsed since last report */ |
| tempU32 = NetEqMainInst->MCUinst.lastReportTS; |
| |
| if (NetEqMainInst->DSPinst.statInst.expandLength == 0) |
| { |
| /* no expand */ |
| stats->currentExpandRate = 0; |
| } |
| else if (NetEqMainInst->DSPinst.statInst.expandLength < tempU32) |
| { |
| /* calculate shifts; we want the result in Q14 */ |
| numShift = WebRtcSpl_NormU32(NetEqMainInst->DSPinst.statInst.expandLength); /* numerator shift for normalize */ |
| |
| if (numShift < 14) |
| { |
| /* cannot shift numerator 14 steps; shift denominator too */ |
| tempU32 = WEBRTC_SPL_RSHIFT_U32(tempU32, 14-numShift); /* right-shift */ |
| } |
| else |
| { |
| /* shift no more than 14 steps */ |
| numShift = 14; |
| } |
| |
| if (tempU32 == 0) |
| { |
| /* check for zero denominator; result should be zero in this case */ |
| stats->currentExpandRate = 0; |
| } |
| else |
| { |
| /* check that denominator fits in signed 16-bit */ |
| while (tempU32 > WEBRTC_SPL_WORD16_MAX) |
| { |
| tempU32 >>= 1; /* right-shift 1 step */ |
| numShift--; /* compensate in numerator */ |
| } |
| tempU16 = (WebRtc_UWord16) tempU32; |
| |
| /* do the shift of numerator */ |
| tempU32 |
| = WEBRTC_SPL_SHIFT_W32( NetEqMainInst->DSPinst.statInst.expandLength, numShift); |
| |
| stats->currentExpandRate = (WebRtc_UWord16) WebRtcSpl_DivU32U16(tempU32, tempU16); |
| } |
| } |
| else |
| { |
| /* lost count is larger than elapsed time count; probably timestamp wrap-around or something else wrong */ |
| /* set loss rate = 1 */ |
| stats->currentExpandRate = 1 << 14; /* 1 in Q14 */ |
| } |
| |
| /* timestamps elapsed since last report */ |
| tempU32 = NetEqMainInst->MCUinst.lastReportTS; |
| |
| if (NetEqMainInst->DSPinst.statInst.preemptiveLength == 0) |
| { |
| /* no pre-emptive expand */ |
| stats->currentPreemptiveRate = 0; |
| } |
| else if (NetEqMainInst->DSPinst.statInst.preemptiveLength < tempU32) |
| { |
| /* calculate shifts; we want the result in Q14 */ |
| numShift = WebRtcSpl_NormU32(NetEqMainInst->DSPinst.statInst.preemptiveLength); /* numerator shift for normalize */ |
| |
| if (numShift < 14) |
| { |
| /* cannot shift numerator 14 steps; shift denominator too */ |
| tempU32 = WEBRTC_SPL_RSHIFT_U32(tempU32, 14-numShift); /* right-shift */ |
| } |
| else |
| { |
| /* shift no more than 14 steps */ |
| numShift = 14; |
| } |
| |
| if (tempU32 == 0) |
| { |
| /* check for zero denominator; result should be zero in this case */ |
| stats->currentPreemptiveRate = 0; |
| } |
| else |
| { |
| /* check that denominator fits in signed 16-bit */ |
| while (tempU32 > WEBRTC_SPL_WORD16_MAX) |
| { |
| tempU32 >>= 1; /* right-shift 1 step */ |
| numShift--; /* compensate in numerator */ |
| } |
| tempU16 = (WebRtc_UWord16) tempU32; |
| |
| /* do the shift of numerator */ |
| tempU32 |
| = WEBRTC_SPL_SHIFT_W32( NetEqMainInst->DSPinst.statInst.preemptiveLength, numShift); |
| |
| stats->currentPreemptiveRate = (WebRtc_UWord16) WebRtcSpl_DivU32U16(tempU32, |
| tempU16); |
| } |
| } |
| else |
| { |
| /* lost count is larger than elapsed time count; probably timestamp wrap-around or something else wrong */ |
| /* set loss rate = 1 */ |
| stats->currentPreemptiveRate = 1 << 14; /* 1 in Q14 */ |
| } |
| |
| stats->clockDriftPPM = WebRtcNetEQ_AverageIAT( |
| &NetEqMainInst->MCUinst.BufferStat_inst.Automode_inst); |
| |
| /* reset counters */ |
| WebRtcNetEQ_ResetMcuInCallStats(&(NetEqMainInst->MCUinst)); |
| WebRtcNetEQ_ClearInCallStats(&(NetEqMainInst->DSPinst)); |
| |
| return (0); |
| } |
| |
| int WebRtcNetEQ_GetRawFrameWaitingTimes(void *inst, |
| int max_length, |
| int* waiting_times_ms) { |
| int i = 0; |
| MainInst_t *main_inst = (MainInst_t*) inst; |
| if (main_inst == NULL) return -1; |
| |
| while ((i < max_length) && (i < main_inst->MCUinst.len_waiting_times)) { |
| waiting_times_ms[i] = main_inst->MCUinst.waiting_times[i] * |
| main_inst->DSPinst.millisecondsPerCall; |
| ++i; |
| } |
| assert(i <= kLenWaitingTimes); |
| WebRtcNetEQ_ResetWaitingTimeStats(&main_inst->MCUinst); |
| return i; |
| } |
| |
| /**************************************************************************** |
| * WebRtcNetEQ_SetVADInstance(...) |
| * |
| * Provide a pointer to an allocated VAD instance. If function is never |
| * called or it is called with NULL pointer as VAD_inst, the post-decode |
| * VAD functionality is disabled. Also provide pointers to init, setmode |
| * and VAD functions. These are typically pointers to WebRtcVad_Init, |
| * WebRtcVad_set_mode and WebRtcVad_Process, respectively, all found in the |
| * interface file webrtc_vad.h. |
| * |
| * Input: |
| * - NetEQ_inst : NetEQ instance |
| * - VADinst : VAD instance |
| * - initFunction : Pointer to VAD init function |
| * - setmodeFunction : Pointer to VAD setmode function |
| * - VADfunction : Pointer to VAD function |
| * |
| * Output: |
| * - NetEQ_inst : Updated NetEQ instance |
| * |
| * Return value : 0 - Ok |
| * -1 - Error |
| */ |
| |
| int WebRtcNetEQ_SetVADInstance(void *NetEQ_inst, void *VAD_inst, |
| WebRtcNetEQ_VADInitFunction initFunction, |
| WebRtcNetEQ_VADSetmodeFunction setmodeFunction, |
| WebRtcNetEQ_VADFunction VADFunction) |
| { |
| |
| /* Typecast to internal instance type */ |
| MainInst_t *NetEqMainInst = (MainInst_t*) NetEQ_inst; |
| if (NetEqMainInst == NULL) |
| { |
| return (-1); |
| } |
| |
| #ifdef NETEQ_VAD |
| |
| /* Store pointer in PostDecode VAD struct */ |
| NetEqMainInst->DSPinst.VADInst.VADState = VAD_inst; |
| |
| /* Store function pointers */ |
| NetEqMainInst->DSPinst.VADInst.initFunction = initFunction; |
| NetEqMainInst->DSPinst.VADInst.setmodeFunction = setmodeFunction; |
| NetEqMainInst->DSPinst.VADInst.VADFunction = VADFunction; |
| |
| /* Call init function and return the result (ok or fail) */ |
| return(WebRtcNetEQ_InitVAD(&NetEqMainInst->DSPinst.VADInst, NetEqMainInst->DSPinst.fs)); |
| |
| #else /* NETEQ_VAD not defined */ |
| return (-1); |
| #endif /* NETEQ_VAD */ |
| |
| } |
| |
| /**************************************************************************** |
| * WebRtcNetEQ_SetVADMode(...) |
| * |
| * Pass an aggressiveness mode parameter to the post-decode VAD instance. |
| * If this function is never called, mode 0 (quality mode) is used as default. |
| * |
| * Input: |
| * - inst : NetEQ instance |
| * - mode : mode parameter (same range as WebRtc VAD mode) |
| * |
| * Output: |
| * - inst : Updated NetEQ instance |
| * |
| * Return value : 0 - Ok |
| * -1 - Error |
| */ |
| |
| int WebRtcNetEQ_SetVADMode(void *inst, WebRtc_Word16 mode) |
| { |
| |
| /* Typecast to internal instance type */ |
| MainInst_t *NetEqMainInst = (MainInst_t*) inst; |
| if (NetEqMainInst == NULL) |
| { |
| return (-1); |
| } |
| |
| #ifdef NETEQ_VAD |
| |
| /* Set mode and return result */ |
| return(WebRtcNetEQ_SetVADModeInternal(&NetEqMainInst->DSPinst.VADInst, mode)); |
| |
| #else /* NETEQ_VAD not defined */ |
| return (-1); |
| #endif /* NETEQ_VAD */ |
| |
| } |
