| /* |
| * Copyright (c) 2012 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. |
| */ |
| |
| /* |
| * codec.h |
| * |
| * This header file contains the calls to the internal encoder |
| * and decoder functions. |
| * |
| */ |
| |
| #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_FIX_SOURCE_CODEC_H_ |
| #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_FIX_SOURCE_CODEC_H_ |
| |
| #include "structs.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| int WebRtcIsacfix_EstimateBandwidth(BwEstimatorstr* bwest_str, |
| Bitstr_dec* streamdata, |
| size_t packet_size, |
| uint16_t rtp_seq_number, |
| uint32_t send_ts, |
| uint32_t arr_ts); |
| |
| int WebRtcIsacfix_DecodeImpl(int16_t* signal_out16, |
| IsacFixDecoderInstance* ISACdec_obj, |
| size_t* current_framesamples); |
| |
| void WebRtcIsacfix_DecodePlcImpl(int16_t* decoded, |
| IsacFixDecoderInstance* ISACdec_obj, |
| size_t* current_framesample ); |
| |
| int WebRtcIsacfix_EncodeImpl(int16_t* in, |
| IsacFixEncoderInstance* ISACenc_obj, |
| BwEstimatorstr* bw_estimatordata, |
| int16_t CodingMode); |
| |
| int WebRtcIsacfix_EncodeStoredData(IsacFixEncoderInstance* ISACenc_obj, |
| int BWnumber, |
| float scale); |
| |
| /* initialization functions */ |
| |
| void WebRtcIsacfix_InitMaskingEnc(MaskFiltstr_enc* maskdata); |
| void WebRtcIsacfix_InitMaskingDec(MaskFiltstr_dec* maskdata); |
| |
| void WebRtcIsacfix_InitPreFilterbank(PreFiltBankstr* prefiltdata); |
| |
| void WebRtcIsacfix_InitPostFilterbank(PostFiltBankstr* postfiltdata); |
| |
| void WebRtcIsacfix_InitPitchFilter(PitchFiltstr* pitchfiltdata); |
| |
| void WebRtcIsacfix_InitPitchAnalysis(PitchAnalysisStruct* State); |
| |
| void WebRtcIsacfix_InitPlc(PLCstr* State); |
| |
| |
| /* transform functions */ |
| |
| void WebRtcIsacfix_InitTransform(); |
| |
| typedef void (*Time2Spec)(int16_t* inre1Q9, |
| int16_t* inre2Q9, |
| int16_t* outre, |
| int16_t* outim); |
| typedef void (*Spec2Time)(int16_t* inreQ7, |
| int16_t* inimQ7, |
| int32_t* outre1Q16, |
| int32_t* outre2Q16); |
| |
| extern Time2Spec WebRtcIsacfix_Time2Spec; |
| extern Spec2Time WebRtcIsacfix_Spec2Time; |
| |
| void WebRtcIsacfix_Time2SpecC(int16_t* inre1Q9, |
| int16_t* inre2Q9, |
| int16_t* outre, |
| int16_t* outim); |
| void WebRtcIsacfix_Spec2TimeC(int16_t* inreQ7, |
| int16_t* inimQ7, |
| int32_t* outre1Q16, |
| int32_t* outre2Q16); |
| |
| #if defined(WEBRTC_HAS_NEON) |
| void WebRtcIsacfix_Time2SpecNeon(int16_t* inre1Q9, |
| int16_t* inre2Q9, |
| int16_t* outre, |
| int16_t* outim); |
| void WebRtcIsacfix_Spec2TimeNeon(int16_t* inreQ7, |
| int16_t* inimQ7, |
| int32_t* outre1Q16, |
| int32_t* outre2Q16); |
| #endif |
| |
| #if defined(MIPS32_LE) |
| void WebRtcIsacfix_Time2SpecMIPS(int16_t* inre1Q9, |
| int16_t* inre2Q9, |
| int16_t* outre, |
| int16_t* outim); |
| void WebRtcIsacfix_Spec2TimeMIPS(int16_t* inreQ7, |
| int16_t* inimQ7, |
| int32_t* outre1Q16, |
| int32_t* outre2Q16); |
| #endif |
| |
| /* filterbank functions */ |
| |
| void WebRtcIsacfix_SplitAndFilter1(int16_t* in, |
| int16_t* LP16, |
| int16_t* HP16, |
| PreFiltBankstr* prefiltdata); |
| |
| void WebRtcIsacfix_FilterAndCombine1(int16_t* tempin_ch1, |
| int16_t* tempin_ch2, |
| int16_t* out16, |
| PostFiltBankstr* postfiltdata); |
| |
| #ifdef WEBRTC_ISAC_FIX_NB_CALLS_ENABLED |
| |
| void WebRtcIsacfix_SplitAndFilter2(int16_t* in, |
| int16_t* LP16, |
| int16_t* HP16, |
| PreFiltBankstr* prefiltdata); |
| |
| void WebRtcIsacfix_FilterAndCombine2(int16_t* tempin_ch1, |
| int16_t* tempin_ch2, |
| int16_t* out16, |
| PostFiltBankstr* postfiltdata, |
| int16_t len); |
| |
| #endif |
| |
| /* normalized lattice filters */ |
| |
| void WebRtcIsacfix_NormLatticeFilterMa(size_t orderCoef, |
| int32_t* stateGQ15, |
| int16_t* lat_inQ0, |
| int16_t* filt_coefQ15, |
| int32_t* gain_lo_hiQ17, |
| int16_t lo_hi, |
| int16_t* lat_outQ9); |
| |
| void WebRtcIsacfix_NormLatticeFilterAr(size_t orderCoef, |
| int16_t* stateGQ0, |
| int32_t* lat_inQ25, |
| int16_t* filt_coefQ15, |
| int32_t* gain_lo_hiQ17, |
| int16_t lo_hi, |
| int16_t* lat_outQ0); |
| |
| /* TODO(kma): Remove the following functions into individual header files. */ |
| |
| /* Internal functions in both C and ARM Neon versions */ |
| |
| int WebRtcIsacfix_AutocorrC(int32_t* __restrict r, |
| const int16_t* __restrict x, |
| int16_t N, |
| int16_t order, |
| int16_t* __restrict scale); |
| |
| void WebRtcIsacfix_FilterMaLoopC(int16_t input0, |
| int16_t input1, |
| int32_t input2, |
| int32_t* ptr0, |
| int32_t* ptr1, |
| int32_t* ptr2); |
| |
| #if defined(WEBRTC_HAS_NEON) |
| int WebRtcIsacfix_AutocorrNeon(int32_t* __restrict r, |
| const int16_t* __restrict x, |
| int16_t N, |
| int16_t order, |
| int16_t* __restrict scale); |
| |
| void WebRtcIsacfix_FilterMaLoopNeon(int16_t input0, |
| int16_t input1, |
| int32_t input2, |
| int32_t* ptr0, |
| int32_t* ptr1, |
| int32_t* ptr2); |
| #endif |
| |
| #if defined(MIPS32_LE) |
| int WebRtcIsacfix_AutocorrMIPS(int32_t* __restrict r, |
| const int16_t* __restrict x, |
| int16_t N, |
| int16_t order, |
| int16_t* __restrict scale); |
| |
| void WebRtcIsacfix_FilterMaLoopMIPS(int16_t input0, |
| int16_t input1, |
| int32_t input2, |
| int32_t* ptr0, |
| int32_t* ptr1, |
| int32_t* ptr2); |
| #endif |
| |
| /* Function pointers associated with the above functions. */ |
| |
| typedef int (*AutocorrFix)(int32_t* __restrict r, |
| const int16_t* __restrict x, |
| int16_t N, |
| int16_t order, |
| int16_t* __restrict scale); |
| extern AutocorrFix WebRtcIsacfix_AutocorrFix; |
| |
| typedef void (*FilterMaLoopFix)(int16_t input0, |
| int16_t input1, |
| int32_t input2, |
| int32_t* ptr0, |
| int32_t* ptr1, |
| int32_t* ptr2); |
| extern FilterMaLoopFix WebRtcIsacfix_FilterMaLoopFix; |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif /* WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_FIX_SOURCE_CODEC_H_ */ |