Update to current webrtc library

This is from the upstream library commit id
3326535126e435f1ba647885ce43a8f0f3d317eb, corresponding to Chromium
88.0.4290.1.

webrtc/common_audio/meson.build

@@ -1,19 +1,29 @@
 common_audio_sources = [
+  'audio_converter.cc',
+  'audio_util.cc',
+  'channel_buffer.cc',
+  'fir_filter_c.cc',
+  'fir_filter_factory.cc',
+  'real_fourier.cc',
+  'real_fourier_ooura.cc',
   'resampler/push_resampler.cc',
   'resampler/push_sinc_resampler.cc',
   'resampler/resampler.cc',
   'resampler/sinc_resampler.cc',
   'resampler/sinusoidal_linear_chirp_source.cc',
-  'signal_processing/auto_corr_to_refl_coef.c',
+  'ring_buffer.c',
   'signal_processing/auto_correlation.c',
+  'signal_processing/auto_corr_to_refl_coef.c',
+  'signal_processing/complex_bit_reverse.c',
   'signal_processing/complex_fft.c',
   'signal_processing/copy_set_operations.c',
   'signal_processing/cross_correlation.c',
   'signal_processing/division_operations.c',
-  'signal_processing/dot_product_with_scale.c',
+  'signal_processing/dot_product_with_scale.cc',
   'signal_processing/downsample_fast.c',
-  'signal_processing/energy.c',
   'signal_processing/filter_ar.c',
+  'signal_processing/filter_ar_fast_q12.c',
+  'signal_processing/energy.c',
   'signal_processing/filter_ma_fast_q12.c',
   'signal_processing/get_hanning_window.c',
   'signal_processing/get_scaling_square.c',
@@ -24,34 +34,27 @@ common_audio_sources = [
   'signal_processing/randomization_functions.c',
   'signal_processing/real_fft.c',
   'signal_processing/refl_coef_to_lpc.c',
-  'signal_processing/resample.c',
   'signal_processing/resample_48khz.c',
   'signal_processing/resample_by_2.c',
   'signal_processing/resample_by_2_internal.c',
+  'signal_processing/resample.c',
   'signal_processing/resample_fractional.c',
   'signal_processing/spl_init.c',
-  'signal_processing/spl_sqrt.c',
+  'signal_processing/spl_inl.c',
   'signal_processing/splitting_filter.c',
+  'signal_processing/spl_sqrt.c',
   'signal_processing/sqrt_of_one_minus_x_squared.c',
   'signal_processing/vector_scaling_operations.c',
+  'smoothing_filter.cc',
+  'third_party/ooura/fft_size_128/ooura_fft.cc',
+  'third_party/ooura/fft_size_256/fft4g.cc',
+  'third_party/spl_sqrt_floor/spl_sqrt_floor.c',
   'vad/vad.cc',
   'vad/vad_core.c',
   'vad/vad_filterbank.c',
   'vad/vad_gmm.c',
   'vad/vad_sp.c',
   'vad/webrtc_vad.c',
-  'audio_converter.cc',
-  'audio_ring_buffer.cc',
-  'audio_util.cc',
-  'blocker.cc',
-  'channel_buffer.cc',
-  'fft4g.c',
-  'fir_filter.cc',
-  'lapped_transform.cc',
-  'real_fourier.cc',
-  'real_fourier_ooura.cc',
-  'ring_buffer.c',
-  'sparse_fir_filter.cc',
   'wav_file.cc',
   'wav_header.cc',
   'window_generator.cc',
@@ -59,18 +62,52 @@ common_audio_sources = [
 
 arch_libs = []
 if have_x86
-  arch_libs += [static_library('common_audio_sse2',
-    ['resampler/sinc_resampler_sse.cc', 'fir_filter_sse.cc'],
-    dependencies: common_deps,
-    include_directories: webrtc_inc,
-    c_args: common_cflags + ['-msse2'],
-    cpp_args: common_cxxflags + ['-msse2'])]
+  arch_libs += [
+    static_library('common_audio_sse2',
+      [
+        'fir_filter_sse.cc',
+        'resampler/sinc_resampler_sse.cc',
+        'third_party/ooura/fft_size_128/ooura_fft_sse2.cc',
+      ],
+      dependencies: common_deps,
+      include_directories: webrtc_inc,
+      c_args: common_cflags + ['-msse2'],
+      cpp_args: common_cxxflags + ['-msse2']
+    )
+  ]
+  arch_libs += [
+    static_library('common_audio_avx',
+      [
+        'fir_filter_avx2.cc',
+        'resampler/sinc_resampler_avx2.cc',
+      ],
+      dependencies: common_deps,
+      include_directories: webrtc_inc,
+      c_args: common_cflags + ['-mavx2', '-mfma'],
+      cpp_args: common_cxxflags + ['-mavx2', '-mfma']
+    )
+  ]
+endif
+
+if have_mips
+  common_audio_sources += [
+    'signal_processing/complex_bit_reverse_mips.c',
+    'signal_processing/complex_fft_mips.c',
+    'signal_processing/cross_correlation_mips.c',
+    'signal_processing/downsample_fast_mips.c',
+    'signal_processing/filter_ar_fast_q12_mips.c',
+    'signal_processing/min_max_operations_mips.c',
+    'signal_processing/resample_by_2_mips.c',
+    'signal_processing/vector_scaling_operations_mips.c',
+    'third_party/ooura/fft_size_128/ooura_fft_mips.c',
+    'third_party/spl_sqrt_floor/spl_sqrt_floor_mips.c',
+  ]
 endif
 
 if have_arm
   common_audio_sources += [
     'signal_processing/complex_bit_reverse_arm.S',
-    'signal_processing/spl_sqrt_floor_arm.S',
+    'third_party/spl_sqrt_floor/spl_sqrt_floor_arm.S',
   ]
 endif
 
@@ -82,11 +119,12 @@ endif
 
 if have_neon
   common_audio_sources += [
+    'fir_filter_neon.cc',
     'resampler/sinc_resampler_neon.cc',
     'signal_processing/cross_correlation_neon.c',
     'signal_processing/downsample_fast_neon.c',
     'signal_processing/min_max_operations_neon.c',
-    'fir_filter_neon.cc',
+    'third_party/ooura/fft_size_128/ooura_fft_neon.c',
   ]
 endif
 
@@ -94,7 +132,6 @@ if not have_arm
   common_audio_sources += [
     'signal_processing/complex_bit_reverse.c',
     'signal_processing/filter_ar_fast_q12.c',
-    'signal_processing/spl_sqrt_floor.c',
   ]
 endif