| /* |
| * Copyright (C) 2004-2010 NXP Software |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef __LVCS_HEADPHONE_COEFFS_H__ |
| #define __LVCS_HEADPHONE_COEFFS_H__ |
| |
| /************************************************************************************/ |
| /* */ |
| /* The Stereo Enhancer */ |
| /* */ |
| /************************************************************************************/ |
| /* Stereo Enhancer coefficients for 8000 Hz sample rate, scaled with 0.161258 */ |
| #define CS_MIDDLE_8000_A0 0.227720 |
| #define CS_MIDDLE_8000_A1 (-0.215125) |
| #define CS_MIDDLE_8000_A2 0.000000 |
| #define CS_MIDDLE_8000_B1 (-0.921899) |
| #define CS_MIDDLE_8000_B2 0.000000 |
| #define CS_MIDDLE_8000_SCALE 15 |
| #define CS_SIDE_8000_A0 0.611441 |
| #define CS_SIDE_8000_A1 (-0.380344) |
| #define CS_SIDE_8000_A2 (-0.231097) |
| #define CS_SIDE_8000_B1 (-0.622470) |
| #define CS_SIDE_8000_B2 (-0.130759) |
| #define CS_SIDE_8000_SCALE 15 |
| |
| /* Stereo Enhancer coefficients for 11025Hz sample rate, scaled with 0.162943 */ |
| #define CS_MIDDLE_11025_A0 0.230838 |
| #define CS_MIDDLE_11025_A1 (-0.221559) |
| #define CS_MIDDLE_11025_A2 0.000000 |
| #define CS_MIDDLE_11025_B1 (-0.943056) |
| #define CS_MIDDLE_11025_B2 0.000000 |
| #define CS_MIDDLE_11025_SCALE 15 |
| #define CS_SIDE_11025_A0 0.557372 |
| #define CS_SIDE_11025_A1 (-0.391490) |
| #define CS_SIDE_11025_A2 (-0.165881) |
| #define CS_SIDE_11025_B1 (-0.880608) |
| #define CS_SIDE_11025_B2 0.032397 |
| #define CS_SIDE_11025_SCALE 15 |
| |
| /* Stereo Enhancer coefficients for 12000Hz sample rate, scaled with 0.162191 */ |
| #define CS_MIDDLE_12000_A0 0.229932 |
| #define CS_MIDDLE_12000_A1 (-0.221436) |
| #define CS_MIDDLE_12000_A2 0.000000 |
| #define CS_MIDDLE_12000_B1 (-0.947616) |
| #define CS_MIDDLE_12000_B2 0.000000 |
| #define CS_MIDDLE_12000_SCALE 15 |
| #define CS_SIDE_12000_A0 0.558398 |
| #define CS_SIDE_12000_A1 (-0.392211) |
| #define CS_SIDE_12000_A2 (-0.166187) |
| #define CS_SIDE_12000_B1 (-0.892550) |
| #define CS_SIDE_12000_B2 0.032856 |
| #define CS_SIDE_12000_SCALE 15 |
| |
| /* Stereo Enhancer coefficients for 16000Hz sample rate, scaled with 0.162371 */ |
| #define CS_MIDDLE_16000_A0 0.230638 |
| #define CS_MIDDLE_16000_A1 (-0.224232) |
| #define CS_MIDDLE_16000_A2 0.000000 |
| #define CS_MIDDLE_16000_B1 (-0.960550) |
| #define CS_MIDDLE_16000_B2 0.000000 |
| #define CS_MIDDLE_16000_SCALE 15 |
| #define CS_SIDE_16000_A0 0.499695 |
| #define CS_SIDE_16000_A1 (-0.355543) |
| #define CS_SIDE_16000_A2 (-0.144152) |
| #define CS_SIDE_16000_B1 (-1.050788) |
| #define CS_SIDE_16000_B2 0.144104 |
| #define CS_SIDE_16000_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 22050Hz sample rate, scaled with 0.160781 */ |
| #define CS_MIDDLE_22050_A0 0.228749 |
| #define CS_MIDDLE_22050_A1 (-0.224128) |
| #define CS_MIDDLE_22050_A2 0.000000 |
| #define CS_MIDDLE_22050_B1 (-0.971262) |
| #define CS_MIDDLE_22050_B2 0.000000 |
| #define CS_MIDDLE_22050_SCALE 15 |
| #define CS_SIDE_22050_A0 0.440112 |
| #define CS_SIDE_22050_A1 (-0.261096) |
| #define CS_SIDE_22050_A2 (-0.179016) |
| #define CS_SIDE_22050_B1 (-1.116786) |
| #define CS_SIDE_22050_B2 0.182507 |
| #define CS_SIDE_22050_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 24000Hz sample rate, scaled with 0.161882 */ |
| #define CS_MIDDLE_24000_A0 0.230395 |
| #define CS_MIDDLE_24000_A1 (-0.226117) |
| #define CS_MIDDLE_24000_A2 0.000000 |
| #define CS_MIDDLE_24000_B1 (-0.973573) |
| #define CS_MIDDLE_24000_B2 0.000000 |
| #define CS_MIDDLE_24000_SCALE 15 |
| #define CS_SIDE_24000_A0 0.414770 |
| #define CS_SIDE_24000_A1 (-0.287182) |
| #define CS_SIDE_24000_A2 (-0.127588) |
| #define CS_SIDE_24000_B1 (-1.229648) |
| #define CS_SIDE_24000_B2 0.282177 |
| #define CS_SIDE_24000_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 32000Hz sample rate, scaled with 0.160322 */ |
| #define CS_MIDDLE_32000_A0 0.228400 |
| #define CS_MIDDLE_32000_A1 (-0.225214) |
| #define CS_MIDDLE_32000_A2 0.000000 |
| #define CS_MIDDLE_32000_B1 (-0.980126) |
| #define CS_MIDDLE_32000_B2 0.000000 |
| #define CS_MIDDLE_32000_SCALE 15 |
| #define CS_SIDE_32000_A0 0.364579 |
| #define CS_SIDE_32000_A1 (-0.207355) |
| #define CS_SIDE_32000_A2 (-0.157224) |
| #define CS_SIDE_32000_B1 (-1.274231) |
| #define CS_SIDE_32000_B2 0.312495 |
| #define CS_SIDE_32000_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 44100Hz sample rate, scaled with 0.163834 */ |
| #define CS_MIDDLE_44100_A0 0.233593 |
| #define CS_MIDDLE_44100_A1 (-0.231225) |
| #define CS_MIDDLE_44100_A2 0.000000 |
| #define CS_MIDDLE_44100_B1 (-0.985545) |
| #define CS_MIDDLE_44100_B2 0.000000 |
| #define CS_MIDDLE_44100_SCALE 15 |
| #define CS_SIDE_44100_A0 0.284573 |
| #define CS_SIDE_44100_A1 (-0.258910) |
| #define CS_SIDE_44100_A2 (-0.025662) |
| #define CS_SIDE_44100_B1 (-1.572248) |
| #define CS_SIDE_44100_B2 0.588399 |
| #define CS_SIDE_44100_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 48000Hz sample rate, scaled with 0.164402 */ |
| #define CS_MIDDLE_48000_A0 0.234445 |
| #define CS_MIDDLE_48000_A1 (-0.232261) |
| #define CS_MIDDLE_48000_A2 0.000000 |
| #define CS_MIDDLE_48000_B1 (-0.986713) |
| #define CS_MIDDLE_48000_B2 0.000000 |
| #define CS_MIDDLE_48000_SCALE 15 |
| #define CS_SIDE_48000_A0 0.272606 |
| #define CS_SIDE_48000_A1 (-0.266952) |
| #define CS_SIDE_48000_A2 (-0.005654) |
| #define CS_SIDE_48000_B1 (-1.617141) |
| #define CS_SIDE_48000_B2 0.630405 |
| #define CS_SIDE_48000_SCALE 14 |
| |
| /* Coefficients for 88200Hz sample rate. |
| * The filter coefficients are obtained by carrying out |
| * state-space analysis using the coefficients available |
| * for 44100Hz. |
| */ |
| #define CS_MIDDLE_88200_A0 0.233846f |
| #define CS_MIDDLE_88200_A1 (-0.232657f) |
| #define CS_MIDDLE_88200_A2 0.000000f |
| #define CS_MIDDLE_88200_B1 (-0.992747f) |
| #define CS_MIDDLE_88200_B2 0.000000f |
| #define CS_MIDDLE_88200_SCALE 15 |
| #define CS_SIDE_88200_A0 0.231541f |
| #define CS_SIDE_88200_A1 (-0.289586f) |
| #define CS_SIDE_88200_A2 0.058045f |
| #define CS_SIDE_88200_B1 (-1.765300f) |
| #define CS_SIDE_88200_B2 0.769816f |
| #define CS_SIDE_88200_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 96000Hz sample rate, scaled with 0.165*/ |
| /* high pass filter with cutoff frequency 102.18 Hz*/ |
| #define CS_MIDDLE_96000_A0 0.235532 |
| #define CS_MIDDLE_96000_A1 (-0.234432) |
| #define CS_MIDDLE_96000_A2 0.000000 |
| #define CS_MIDDLE_96000_B1 (-0.993334) |
| #define CS_MIDDLE_96000_B2 0.000000 |
| #define CS_MIDDLE_96000_SCALE 15 |
| /* Coefficients calculated using tf2ss and ss2tf functions based on |
| * coefficients available for 48000Hz sampling frequency |
| */ |
| #define CS_SIDE_96000_A0 0.224326f |
| #define CS_SIDE_96000_A1 (-0.294937f) |
| #define CS_SIDE_96000_A2 0.070611f |
| #define CS_SIDE_96000_B1 (-1.792166f) |
| #define CS_SIDE_96000_B2 0.795830f |
| #define CS_SIDE_96000_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 176400Hz sample rate. |
| * The filter coefficients are obtained by carrying out |
| * state-space analysis using the coefficients available |
| * for 44100Hz. |
| */ |
| #define CS_MIDDLE_176400_A0 0.233973f |
| #define CS_MIDDLE_176400_A1 (-0.233378f) |
| #define CS_MIDDLE_176400_A2 0.000000f |
| #define CS_MIDDLE_176400_B1 (-0.996367f) |
| #define CS_MIDDLE_176400_B2 0.000000f |
| #define CS_MIDDLE_176400_SCALE 15 |
| #define CS_SIDE_176400_A0 0.199836f |
| #define CS_SIDE_176400_A1 (-0.307544f) |
| #define CS_SIDE_176400_A2 0.107708f |
| #define CS_SIDE_176400_B1 (-1.876572f) |
| #define CS_SIDE_176400_B2 0.877771f |
| #define CS_SIDE_176400_SCALE 14 |
| |
| /* Stereo Enhancer coefficients for 192000Hz sample rate, scaled with 0.1689*/ |
| #define CS_MIDDLE_192000_A0 0.241219 |
| #define CS_MIDDLE_192000_A1 (-0.240656) |
| #define CS_MIDDLE_192000_A2 0.000000 |
| #define CS_MIDDLE_192000_B1 (-0.996661) |
| #define CS_MIDDLE_192000_B2 0.000000 |
| #define CS_MIDDLE_192000_SCALE 15 |
| /* Coefficients calculated using tf2ss and ss2tf functions based on |
| * coefficients available for 48000Hz sampling frequency |
| */ |
| #define CS_SIDE_192000_A0 0.196039f |
| #define CS_SIDE_192000_A1 (-0.311027f) |
| #define CS_SIDE_192000_A2 0.114988f |
| #define CS_SIDE_192000_B1 (-1.891380f) |
| #define CS_SIDE_192000_B2 0.8923460f |
| #define CS_SIDE_192000_SCALE 14 |
| |
| /************************************************************************************/ |
| /* */ |
| /* The Reverb Unit */ |
| /* */ |
| /************************************************************************************/ |
| |
| /* Reverb delay settings in samples */ |
| #define LVCS_STEREODELAY_CS_8KHZ 93 /* Sample rate 8kS/s */ |
| #define LVCS_STEREODELAY_CS_11KHZ 128 /* Sample rate 11kS/s */ |
| #define LVCS_STEREODELAY_CS_12KHZ 139 /* Sample rate 12kS/s */ |
| #define LVCS_STEREODELAY_CS_16KHZ 186 /* Sample rate 16kS/s */ |
| #define LVCS_STEREODELAY_CS_22KHZ 256 /* Sample rate 22kS/s */ |
| #define LVCS_STEREODELAY_CS_24KHZ 279 /* Sample rate 24kS/s */ |
| #define LVCS_STEREODELAY_CS_32KHZ 372 /* Sample rate 32kS/s */ |
| #define LVCS_STEREODELAY_CS_44KHZ 512 /* Sample rate 44kS/s */ |
| #define LVCS_STEREODELAY_CS_48KHZ 557 /* Sample rate 48kS/s */ |
| #define LVCS_STEREODELAY_CS_88KHZ 1024 /* Sample rate 88.2kS/s */ |
| #define LVCS_STEREODELAY_CS_96KHZ 1115 /* Sample rate 96kS/s */ |
| #define LVCS_STEREODELAY_CS_176KHZ 2048 /* Sample rate 176.4kS/s */ |
| #define LVCS_STEREODELAY_CS_192KHZ 2229 /* Sample rate 196kS/s */ |
| #define LVCS_STEREODELAY_CS_MAX_VAL LVCS_STEREODELAY_CS_192KHZ |
| |
| /* Reverb coefficients for 8000 Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_8000_A0 0.667271 |
| #define CS_REVERB_8000_A1 (-0.667271) |
| #define CS_REVERB_8000_A2 0.000000 |
| #define CS_REVERB_8000_B1 (-0.668179) |
| #define CS_REVERB_8000_B2 0.000000 |
| #define CS_REVERB_8000_SCALE 15 |
| |
| /* Reverb coefficients for 11025Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_11025_A0 0.699638 |
| #define CS_REVERB_11025_A1 (-0.699638) |
| #define CS_REVERB_11025_A2 0.000000 |
| #define CS_REVERB_11025_B1 (-0.749096) |
| #define CS_REVERB_11025_B2 0.000000 |
| #define CS_REVERB_11025_SCALE 15 |
| |
| /* Reverb coefficients for 12000Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_12000_A0 0.706931 |
| #define CS_REVERB_12000_A1 (-0.706931) |
| #define CS_REVERB_12000_A2 0.000000 |
| #define CS_REVERB_12000_B1 (-0.767327) |
| #define CS_REVERB_12000_B2 0.000000 |
| #define CS_REVERB_12000_SCALE 15 |
| |
| /* Reverb coefficients for 16000Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_16000_A0 0.728272 |
| #define CS_REVERB_16000_A1 (-0.728272) |
| #define CS_REVERB_16000_A2 0.000000 |
| #define CS_REVERB_16000_B1 (-0.820679) |
| #define CS_REVERB_16000_B2 0.000000 |
| #define CS_REVERB_16000_SCALE 15 |
| |
| /* Reverb coefficients for 22050Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_22050_A0 0.516396 |
| #define CS_REVERB_22050_A1 0.000000 |
| #define CS_REVERB_22050_A2 (-0.516396) |
| #define CS_REVERB_22050_B1 (-0.518512) |
| #define CS_REVERB_22050_B2 (-0.290990) |
| #define CS_REVERB_22050_SCALE 15 |
| |
| /* Reverb coefficients for 24000Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_24000_A0 0.479565 |
| #define CS_REVERB_24000_A1 0.000000 |
| #define CS_REVERB_24000_A2 (-0.479565) |
| #define CS_REVERB_24000_B1 (-0.637745) |
| #define CS_REVERB_24000_B2 (-0.198912) |
| #define CS_REVERB_24000_SCALE 15 |
| |
| /* Reverb coefficients for 32000Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_32000_A0 0.380349 |
| #define CS_REVERB_32000_A1 0.000000 |
| #define CS_REVERB_32000_A2 (-0.380349) |
| #define CS_REVERB_32000_B1 (-0.950873) |
| #define CS_REVERB_32000_B2 0.049127 |
| #define CS_REVERB_32000_SCALE 15 |
| |
| /* Reverb coefficients for 44100Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_44100_A0 0.297389 |
| #define CS_REVERB_44100_A1 0.000000 |
| #define CS_REVERB_44100_A2 (-0.297389) |
| #define CS_REVERB_44100_B1 (-1.200423) |
| #define CS_REVERB_44100_B2 0.256529 |
| #define CS_REVERB_44100_SCALE 14 |
| |
| /* Reverb coefficients for 48000Hz sample rate, scaled with 1.038030 */ |
| #define CS_REVERB_48000_A0 0.278661 |
| #define CS_REVERB_48000_A1 0.000000 |
| #define CS_REVERB_48000_A2 (-0.278661) |
| #define CS_REVERB_48000_B1 (-1.254993) |
| #define CS_REVERB_48000_B2 0.303347 |
| #define CS_REVERB_48000_SCALE 14 |
| |
| /* Reverb coefficients for 88200Hz sample rate, scaled with 0.8 */ |
| /* Band pass filter with fc1=500 and fc2=8000 */ |
| #define CS_REVERB_88200_A0 0.171901f |
| #define CS_REVERB_88200_A1 0.000000f |
| #define CS_REVERB_88200_A2 (-0.171901f) |
| #define CS_REVERB_88200_B1 (-1.553948f) |
| #define CS_REVERB_88200_B2 (0.570248f) |
| #define CS_REVERB_88200_SCALE 14 |
| /* Reverb coefficients for 96000Hz sample rate, scaled with 0.8 */ |
| /* Band pass filter with fc1=500 and fc2=8000*/ |
| #define CS_REVERB_96000_A0 0.1602488 |
| #define CS_REVERB_96000_A1 0.000000 |
| #define CS_REVERB_96000_A2 (-0.1602488) |
| #define CS_REVERB_96000_B1 (-1.585413) |
| #define CS_REVERB_96000_B2 0.599377 |
| #define CS_REVERB_96000_SCALE 14 |
| |
| /* Reverb coefficients for 176400Hz sample rate, scaled with 0.8 */ |
| /* Band pass filter with fc1=500 and fc2=8000 */ |
| #define CS_REVERB_176400_A0 0.094763f |
| #define CS_REVERB_176400_A1 0.000000f |
| #define CS_REVERB_176400_A2 (-0.094763f) |
| #define CS_REVERB_176400_B1 (-1.758593f) |
| #define CS_REVERB_176400_B2 (0.763091f) |
| #define CS_REVERB_176400_SCALE 14 |
| /* Reverb coefficients for 192000Hz sample rate, scaled with 0.8 */ |
| /* Band pass filter with fc1=500 and fc2=8000*/ |
| #define CS_REVERB_192000_A0 0.0878369 |
| #define CS_REVERB_192000_A1 0.000000 |
| #define CS_REVERB_192000_A2 (-0.0878369) |
| #define CS_REVERB_192000_B1 (-1.7765764) |
| #define CS_REVERB_192000_B2 0.7804076 |
| #define CS_REVERB_192000_SCALE 14 |
| |
| /* Reverb Gain Settings */ |
| #define LVCS_HEADPHONE_DELAYGAIN 0.800000 /* Algorithm delay path gain */ |
| #define LVCS_HEADPHONE_OUTPUTGAIN 1.000000 /* Algorithm output gain */ |
| #define LVCS_HEADPHONE_PROCGAIN 18403 /* Processed path gain */ |
| #define LVCS_HEADPHONE_UNPROCGAIN 18403 /* Unprocessed path gain */ |
| #define LVCS_HEADPHONE_GAINCORRECT 1.009343 /* Delay mixer gain correction */ |
| |
| /************************************************************************************/ |
| /* */ |
| /* The Equaliser */ |
| /* */ |
| /************************************************************************************/ |
| |
| /* Equaliser coefficients for 8000 Hz sample rate, \ |
| CS scaled with 1.038497 and CSEX scaled with 0.775480 */ |
| #define CS_EQUALISER_8000_A0 1.263312 |
| #define CS_EQUALISER_8000_A1 (-0.601748) |
| #define CS_EQUALISER_8000_A2 (-0.280681) |
| #define CS_EQUALISER_8000_B1 (-0.475865) |
| #define CS_EQUALISER_8000_B2 (-0.408154) |
| #define CS_EQUALISER_8000_SCALE 14 |
| #define CSEX_EQUALISER_8000_A0 0.943357 |
| #define CSEX_EQUALISER_8000_A1 (-0.449345) |
| #define CSEX_EQUALISER_8000_A2 (-0.209594) |
| #define CSEX_EQUALISER_8000_B1 (-0.475865) |
| #define CSEX_EQUALISER_8000_B2 (-0.408154) |
| #define CSEX_EQUALISER_8000_SCALE 15 |
| |
| /* Equaliser coefficients for 11025Hz sample rate, \ |
| CS scaled with 1.027761 and CSEX scaled with 0.767463 */ |
| #define CS_EQUALISER_11025_A0 1.101145 |
| #define CS_EQUALISER_11025_A1 0.139020 |
| #define CS_EQUALISER_11025_A2 (-0.864423) |
| #define CS_EQUALISER_11025_B1 0.024541 |
| #define CS_EQUALISER_11025_B2 (-0.908930) |
| #define CS_EQUALISER_11025_SCALE 14 |
| #define CSEX_EQUALISER_11025_A0 0.976058 |
| #define CSEX_EQUALISER_11025_A1 (-0.695326) |
| #define CSEX_EQUALISER_11025_A2 (-0.090809) |
| #define CSEX_EQUALISER_11025_B1 (-0.610594) |
| #define CSEX_EQUALISER_11025_B2 (-0.311149) |
| #define CSEX_EQUALISER_11025_SCALE 15 |
| |
| /* Equaliser coefficients for 12000Hz sample rate, \ |
| CS scaled with 1.032521 and CSEX scaled with 0.771017 */ |
| #define CS_EQUALISER_12000_A0 1.276661 |
| #define CS_EQUALISER_12000_A1 (-1.017519) |
| #define CS_EQUALISER_12000_A2 (-0.044128) |
| #define CS_EQUALISER_12000_B1 (-0.729616) |
| #define CS_EQUALISER_12000_B2 (-0.204532) |
| #define CS_EQUALISER_12000_SCALE 14 |
| #define CSEX_EQUALISER_12000_A0 1.007095 |
| #define CSEX_EQUALISER_12000_A1 (-0.871912) |
| #define CSEX_EQUALISER_12000_A2 0.023232 |
| #define CSEX_EQUALISER_12000_B1 (-0.745857) |
| #define CSEX_EQUALISER_12000_B2 (-0.189171) |
| #define CSEX_EQUALISER_12000_SCALE 14 |
| |
| /* Equaliser coefficients for 16000Hz sample rate, \ |
| CS scaled with 1.031378 and CSEX scaled with 0.770164 */ |
| #define CS_EQUALISER_16000_A0 1.281629 |
| #define CS_EQUALISER_16000_A1 (-1.075872) |
| #define CS_EQUALISER_16000_A2 (-0.041365) |
| #define CS_EQUALISER_16000_B1 (-0.725239) |
| #define CS_EQUALISER_16000_B2 (-0.224358) |
| #define CS_EQUALISER_16000_SCALE 14 |
| #define CSEX_EQUALISER_16000_A0 1.081091 |
| #define CSEX_EQUALISER_16000_A1 (-0.867183) |
| #define CSEX_EQUALISER_16000_A2 (-0.070247) |
| #define CSEX_EQUALISER_16000_B1 (-0.515121) |
| #define CSEX_EQUALISER_16000_B2 (-0.425893) |
| #define CSEX_EQUALISER_16000_SCALE 14 |
| |
| /* Equaliser coefficients for 22050Hz sample rate, \ |
| CS scaled with 1.041576 and CSEX scaled with 0.777779 */ |
| #define CS_EQUALISER_22050_A0 1.388605 |
| #define CS_EQUALISER_22050_A1 (-1.305799) |
| #define CS_EQUALISER_22050_A2 0.039922 |
| #define CS_EQUALISER_22050_B1 (-0.719494) |
| #define CS_EQUALISER_22050_B2 (-0.243245) |
| #define CS_EQUALISER_22050_SCALE 14 |
| #define CSEX_EQUALISER_22050_A0 1.272910 |
| #define CSEX_EQUALISER_22050_A1 (-1.341014) |
| #define CSEX_EQUALISER_22050_A2 0.167462 |
| #define CSEX_EQUALISER_22050_B1 (-0.614219) |
| #define CSEX_EQUALISER_22050_B2 (-0.345384) |
| #define CSEX_EQUALISER_22050_SCALE 14 |
| |
| /* Equaliser coefficients for 24000Hz sample rate, \ |
| CS scaled with 1.034495 and CSEX scaled with 0.772491 */ |
| #define CS_EQUALISER_24000_A0 1.409832 |
| #define CS_EQUALISER_24000_A1 (-1.456506) |
| #define CS_EQUALISER_24000_A2 0.151410 |
| #define CS_EQUALISER_24000_B1 (-0.804201) |
| #define CS_EQUALISER_24000_B2 (-0.163783) |
| #define CS_EQUALISER_24000_SCALE 14 |
| #define CSEX_EQUALISER_24000_A0 1.299198 |
| #define CSEX_EQUALISER_24000_A1 (-1.452447) |
| #define CSEX_EQUALISER_24000_A2 0.240489 |
| #define CSEX_EQUALISER_24000_B1 (-0.669303) |
| #define CSEX_EQUALISER_24000_B2 (-0.294984) |
| #define CSEX_EQUALISER_24000_SCALE 14 |
| |
| /* Equaliser coefficients for 32000Hz sample rate, \ |
| CS scaled with 1.044559 and CSEX scaled with 0.780006 */ |
| #define CS_EQUALISER_32000_A0 1.560988 |
| #define CS_EQUALISER_32000_A1 (-1.877724) |
| #define CS_EQUALISER_32000_A2 0.389741 |
| #define CS_EQUALISER_32000_B1 (-0.907410) |
| #define CS_EQUALISER_32000_B2 (-0.070489) |
| #define CS_EQUALISER_32000_SCALE 14 |
| #define CSEX_EQUALISER_32000_A0 1.785049 |
| #define CSEX_EQUALISER_32000_A1 (-2.233497) |
| #define CSEX_EQUALISER_32000_A2 0.526431 |
| #define CSEX_EQUALISER_32000_B1 (-0.445939) |
| #define CSEX_EQUALISER_32000_B2 (-0.522446) |
| #define CSEX_EQUALISER_32000_SCALE 13 |
| |
| /* Equaliser coefficients for 44100Hz sample rate, \ |
| CS scaled with 1.022170 and CSEX scaled with 0.763288 */ |
| #define CS_EQUALISER_44100_A0 1.623993 |
| #define CS_EQUALISER_44100_A1 (-2.270743) |
| #define CS_EQUALISER_44100_A2 0.688829 |
| #define CS_EQUALISER_44100_B1 (-1.117190) |
| #define CS_EQUALISER_44100_B2 0.130208 |
| #define CS_EQUALISER_44100_SCALE 13 |
| #define CSEX_EQUALISER_44100_A0 2.028315 |
| #define CSEX_EQUALISER_44100_A1 (-2.882459) |
| #define CSEX_EQUALISER_44100_A2 0.904535 |
| #define CSEX_EQUALISER_44100_B1 (-0.593308) |
| #define CSEX_EQUALISER_44100_B2 (-0.385816) |
| #define CSEX_EQUALISER_44100_SCALE 13 |
| |
| /* Equaliser coefficients for 48000Hz sample rate, \ |
| CS scaled with 1.018635 and CSEX scaled with 0.760648 */ |
| #define CS_EQUALISER_48000_A0 1.641177 |
| #define CS_EQUALISER_48000_A1 (-2.364687) |
| #define CS_EQUALISER_48000_A2 0.759910 |
| #define CS_EQUALISER_48000_B1 (-1.166774) |
| #define CS_EQUALISER_48000_B2 0.178074 |
| #define CS_EQUALISER_48000_SCALE 13 |
| #define CSEX_EQUALISER_48000_A0 2.099655 |
| #define CSEX_EQUALISER_48000_A1 (-3.065220) |
| #define CSEX_EQUALISER_48000_A2 1.010417 |
| #define CSEX_EQUALISER_48000_B1 (-0.634021) |
| #define CSEX_EQUALISER_48000_B2 (-0.347332) |
| #define CSEX_EQUALISER_48000_SCALE 13 |
| |
| /* Equaliser coefficients for 88200Hz sample rate. |
| * The filter coefficients are obtained by carrying out |
| * state-space analysis using the coefficients available |
| * for 44100Hz. |
| */ |
| #define CS_EQUALISER_88200_A0 1.771899f |
| #define CS_EQUALISER_88200_A1 (-2.930762f) |
| #define CS_EQUALISER_88200_A2 1.172175f |
| #define CS_EQUALISER_88200_B1 (-1.438349f) |
| #define CS_EQUALISER_88200_B2 0.442520f |
| #define CS_EQUALISER_88200_SCALE 13 |
| #define CSEX_EQUALISER_88200_A0 2.675241f |
| #define CSEX_EQUALISER_88200_A1 (-4.466154f) |
| #define CSEX_EQUALISER_88200_A2 1.810305f |
| #define CSEX_EQUALISER_88200_B1 (-0.925350f) |
| #define CSEX_EQUALISER_88200_B2 (-0.066616f) |
| #define CSEX_EQUALISER_88200_SCALE 13 |
| |
| #define CS_EQUALISER_96000_A0 1.784497 |
| #define CS_EQUALISER_96000_A1 (-3.001435) |
| #define CS_EQUALISER_96000_A2 1.228422 |
| #define CS_EQUALISER_96000_B1 (-1.477804) |
| #define CS_EQUALISER_96000_B2 0.481369 |
| #define CS_EQUALISER_96000_SCALE 13 |
| #define CSEX_EQUALISER_96000_A0 2.7573 |
| #define CSEX_EQUALISER_96000_A1 (-4.6721) |
| #define CSEX_EQUALISER_96000_A2 1.9317 |
| #define CSEX_EQUALISER_96000_B1 (-0.971718) |
| #define CSEX_EQUALISER_96000_B2 (-0.021216) |
| #define CSEX_EQUALISER_96000_SCALE 13 |
| /* Equaliser coefficients for 176400Hz sample rate. |
| * The filter coefficients are obtained by carrying out |
| * state-space analysis using the coefficients available |
| * for 44100Hz. |
| */ |
| #define CS_EQUALISER_176400_A0 1.883440f |
| #define CS_EQUALISER_176400_A1 (-3.414272f) |
| #define CS_EQUALISER_176400_A2 1.534702f |
| #define CS_EQUALISER_176400_B1 (-1.674614f) |
| #define CS_EQUALISER_176400_B2 0.675827f |
| #define CS_EQUALISER_176400_SCALE 13 |
| #define CSEX_EQUALISER_176400_A0 3.355068f |
| #define CSEX_EQUALISER_176400_A1 (-6.112578f) |
| #define CSEX_EQUALISER_176400_A2 2.764135f |
| #define CSEX_EQUALISER_176400_B1 (-1.268533f) |
| #define CSEX_EQUALISER_176400_B2 0.271277f |
| #define CSEX_EQUALISER_176400_SCALE 13 |
| |
| #define CS_EQUALISER_192000_A0 1.889582 |
| #define CS_EQUALISER_192000_A1 (-3.456140) |
| #define CS_EQUALISER_192000_A2 1.569864 |
| #define CS_EQUALISER_192000_B1 (-1.700798) |
| #define CS_EQUALISER_192000_B2 0.701824 |
| #define CS_EQUALISER_192000_SCALE 13 |
| #define CSEX_EQUALISER_192000_A0 3.4273 |
| #define CSEX_EQUALISER_192000_A1 (-6.2936) |
| #define CSEX_EQUALISER_192000_A2 2.8720 |
| #define CSEX_EQUALISER_192000_B1 (-1.31074) |
| #define CSEX_EQUALISER_192000_B2 0.31312 |
| #define CSEX_EQUALISER_192000_SCALE 13 |
| |
| #define LVCS_HEADPHONE_SHIFT 2 /* Output Shift */ |
| #define LVCS_HEADPHONE_SHIFTLOSS 0.8477735 /* Output Shift loss */ |
| #define LVCS_HEADPHONE_GAIN 0.2087465 /* Unprocessed path gain */ |
| #define LVCS_EX_HEADPHONE_SHIFT 3 /* EX Output Shift */ |
| #define LVCS_EX_HEADPHONE_SHIFTLOSS 0.569225 /* EX Output Shift loss */ |
| #define LVCS_EX_HEADPHONE_GAIN 0.07794425 /* EX Unprocessed path gain */ |
| #endif |
| |
