1# Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. 2# 3# Use of this source code is governed by a BSD-style license 4# that can be found in the LICENSE file in the root of the source 5# tree. An additional intellectual property rights grant can be found 6# in the file PATENTS. All contributing project authors may 7# be found in the AUTHORS file in the root of the source tree. 8 9import("//build/config/arm.gni") 10import("../build/webrtc.gni") 11 12config("common_audio_config") { 13 include_dirs = [ 14 "resampler/include", 15 "signal_processing/include", 16 "vad/include", 17 ] 18} 19 20source_set("common_audio") { 21 sources = [ 22 "audio_util.cc", 23 "fir_filter.cc", 24 "fir_filter.h", 25 "fir_filter_neon.h", 26 "fir_filter_sse.h", 27 "include/audio_util.h", 28 "resampler/include/push_resampler.h", 29 "resampler/include/resampler.h", 30 "resampler/push_resampler.cc", 31 "resampler/push_sinc_resampler.cc", 32 "resampler/push_sinc_resampler.h", 33 "resampler/resampler.cc", 34 "resampler/sinc_resampler.cc", 35 "resampler/sinc_resampler.h", 36 "signal_processing/include/real_fft.h", 37 "signal_processing/include/signal_processing_library.h", 38 "signal_processing/include/spl_inl.h", 39 "signal_processing/auto_corr_to_refl_coef.c", 40 "signal_processing/auto_correlation.c", 41 "signal_processing/complex_fft_tables.h", 42 "signal_processing/copy_set_operations.c", 43 "signal_processing/cross_correlation.c", 44 "signal_processing/division_operations.c", 45 "signal_processing/dot_product_with_scale.c", 46 "signal_processing/downsample_fast.c", 47 "signal_processing/energy.c", 48 "signal_processing/filter_ar.c", 49 "signal_processing/filter_ma_fast_q12.c", 50 "signal_processing/get_hanning_window.c", 51 "signal_processing/get_scaling_square.c", 52 "signal_processing/ilbc_specific_functions.c", 53 "signal_processing/levinson_durbin.c", 54 "signal_processing/lpc_to_refl_coef.c", 55 "signal_processing/min_max_operations.c", 56 "signal_processing/randomization_functions.c", 57 "signal_processing/refl_coef_to_lpc.c", 58 "signal_processing/real_fft.c", 59 "signal_processing/resample.c", 60 "signal_processing/resample_48khz.c", 61 "signal_processing/resample_by_2.c", 62 "signal_processing/resample_by_2_internal.c", 63 "signal_processing/resample_by_2_internal.h", 64 "signal_processing/resample_fractional.c", 65 "signal_processing/spl_init.c", 66 "signal_processing/spl_sqrt.c", 67 "signal_processing/spl_version.c", 68 "signal_processing/splitting_filter.c", 69 "signal_processing/sqrt_of_one_minus_x_squared.c", 70 "signal_processing/vector_scaling_operations.c", 71 "vad/include/webrtc_vad.h", 72 "vad/webrtc_vad.c", 73 "vad/vad_core.c", 74 "vad/vad_core.h", 75 "vad/vad_filterbank.c", 76 "vad/vad_filterbank.h", 77 "vad/vad_gmm.c", 78 "vad/vad_gmm.h", 79 "vad/vad_sp.c", 80 "vad/vad_sp.h", 81 "wav_header.cc", 82 "wav_header.h", 83 "wav_writer.cc", 84 "wav_writer.h", 85 ] 86 87 deps = [ "../system_wrappers" ] 88 89 if (cpu_arch == "arm") { 90 sources += [ 91 "signal_processing/complex_bit_reverse_arm.S", 92 "signal_processing/spl_sqrt_floor_arm.S", 93 ] 94 95 if (arm_version == 7) { 96 deps += [ ":common_audio_neon" ] 97 sources += [ "signal_processing/filter_ar_fast_q12_armv7.S" ] 98 } else { 99 sources += [ "signal_processing/filter_ar_fast_q12.c" ] 100 } 101 } 102 103 if (cpu_arch == "mipsel") { 104 sources += [ 105 "signal_processing/include/spl_inl_mips.h", 106 "signal_processing/complex_bit_reverse_mips.c", 107 "signal_processing/complex_fft_mips.c", 108 "signal_processing/cross_correlation_mips.c", 109 "signal_processing/downsample_fast_mips.c", 110 "signal_processing/filter_ar_fast_q12_mips.c", 111 "signal_processing/min_max_operations_mips.c", 112 "signal_processing/resample_by_2_mips.c", 113 "signal_processing/spl_sqrt_floor_mips.c", 114 ] 115 if (mips_dsp_rev > 0) { 116 sources += [ "signal_processing/vector_scaling_operations_mips.c" ] 117 } 118 } else { 119 sources += [ 120 "signal_processing/complex_fft.c", 121 "signal_processing/filter_ar_fast_q12.c", 122 ] 123 } 124 125 if (cpu_arch != "arm" && cpu_arch != "mipsel") { 126 sources += [ 127 "signal_processing/complex_bit_reverse.c", 128 "signal_processing/spl_sqrt_floor.c", 129 ] 130 } 131 132 if (is_win) { 133 cflags = [ 134 "/wd4334", # Ignore warning on shift operator promotion. 135 ] 136 } 137 138 direct_dependent_configs = [ 139 "..:common_inherited_config", 140 ":common_audio_config", 141 ] 142 143 if (is_clang) { 144 # Suppress warnings from Chrome's Clang plugins. 145 # See http://code.google.com/p/webrtc/issues/detail?id=163 for details. 146 configs -= [ "//build/config/clang:find_bad_constructs" ] 147 } 148 149 if (cpu_arch == "x86" || cpu_arch == "x64") { 150 deps += [ ":common_audio_sse2" ] 151 } 152} 153 154if (cpu_arch == "x86" || cpu_arch == "x64") { 155 source_set("common_audio_sse2") { 156 sources = [ 157 "fir_filter_sse.cc", 158 "resampler/sinc_resampler_sse.cc", 159 ] 160 161 cflags = [ "-msse2" ] 162 163 configs += [ "..:common_inherited_config" ] 164 165 if (is_clang) { 166 # Suppress warnings from Chrome's Clang plugins. 167 # See http://code.google.com/p/webrtc/issues/detail?id=163 for details. 168 configs -= [ "//build/config/clang:find_bad_constructs" ] 169 } 170 } 171} 172 173if (rtc_build_armv7_neon) { 174 source_set("common_audio_neon") { 175 sources = [ 176 "fir_filter_neon.cc", 177 "resampler/sinc_resampler_neon.cc", 178 "signal_processing/cross_correlation_neon.S", 179 "signal_processing/downsample_fast_neon.S", 180 "signal_processing/min_max_operations_neon.S", 181 "signal_processing/vector_scaling_operations_neon.S", 182 ] 183 184 configs += [ 185 "..:common_config", 186 "..:common_inherited_config", 187 ] 188 189 # Enable compilation for the ARM v7 Neon instruction set. This is needed 190 # since //build/config/arm.gni only enables Neon for iOS, not Android. 191 # This provides the same functionality as webrtc/build/arm_neon.gypi. 192 # TODO(kjellander): Investigate if this can be moved into webrtc.gni or 193 # //build/config/arm.gni instead, to reduce code duplication. 194 # Remove the -mfpu=vfpv3-d16 cflag. 195 configs -= [ "//build/config/compiler:compiler_arm_fpu" ] 196 cflags = [ 197 "-flax-vector-conversions", 198 "-mfpu=neon", 199 ] 200 201 # Disable LTO in audio_processing_neon target due to compiler bug. 202 if (rtc_use_lto) { 203 cflags -= [ 204 "-flto", 205 "-ffat-lto-objects", 206 ] 207 } 208 209 if (is_clang) { 210 # Suppress warnings from Chrome's Clang plugins. 211 # See http://code.google.com/p/webrtc/issues/detail?id=163 for details. 212 configs -= [ "//build/config/clang:find_bad_constructs" ] 213 } 214 } 215} 216