| /* |
| * Copyright (c) 2015 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. |
| */ |
| #include <vector> |
| |
| #include "webrtc/modules/audio_processing/audio_buffer.h" |
| #include "webrtc/modules/audio_processing/low_cut_filter.h" |
| #include "webrtc/modules/audio_processing/test/audio_buffer_tools.h" |
| #include "webrtc/modules/audio_processing/test/bitexactness_tools.h" |
| #include "webrtc/rtc_base/array_view.h" |
| #include "webrtc/test/gtest.h" |
| |
| namespace webrtc { |
| namespace { |
| |
| // Process one frame of data and produce the output. |
| std::vector<float> ProcessOneFrame(const std::vector<float>& frame_input, |
| const StreamConfig& stream_config, |
| LowCutFilter* low_cut_filter) { |
| AudioBuffer audio_buffer( |
| stream_config.num_frames(), stream_config.num_channels(), |
| stream_config.num_frames(), stream_config.num_channels(), |
| stream_config.num_frames()); |
| |
| test::CopyVectorToAudioBuffer(stream_config, frame_input, &audio_buffer); |
| low_cut_filter->Process(&audio_buffer); |
| std::vector<float> frame_output; |
| test::ExtractVectorFromAudioBuffer(stream_config, &audio_buffer, |
| &frame_output); |
| return frame_output; |
| } |
| |
| // Processes a specified amount of frames, verifies the results and reports |
| // any errors. |
| void RunBitexactnessTest(int sample_rate, |
| int num_channels, |
| const std::vector<float>& input, |
| const std::vector<float>& reference) { |
| const StreamConfig stream_config(sample_rate, num_channels, false); |
| LowCutFilter low_cut_filter(num_channels, sample_rate); |
| |
| std::vector<float> output; |
| const size_t num_frames_to_process = |
| input.size() / |
| (stream_config.num_frames() * stream_config.num_channels()); |
| for (size_t frame_no = 0; frame_no < num_frames_to_process; ++frame_no) { |
| std::vector<float> frame_input( |
| input.begin() + |
| stream_config.num_frames() * stream_config.num_channels() * |
| frame_no, |
| input.begin() + |
| stream_config.num_frames() * stream_config.num_channels() * |
| (frame_no + 1)); |
| |
| output = ProcessOneFrame(frame_input, stream_config, &low_cut_filter); |
| } |
| |
| // Form vector to compare the reference to. Only the last frame processed |
| // is compared in order not having to specify all preceeding frames as |
| // inputs. As the algorithm being tested has a memory, testing only |
| // the last frame implicitly also tests the preceeding frames. |
| const size_t reference_frame_length = |
| reference.size() / stream_config.num_channels(); |
| std::vector<float> output_to_verify; |
| for (size_t channel_no = 0; channel_no < stream_config.num_channels(); |
| ++channel_no) { |
| output_to_verify.insert( |
| output_to_verify.end(), |
| output.begin() + channel_no * stream_config.num_frames(), |
| output.begin() + channel_no * stream_config.num_frames() + |
| reference_frame_length); |
| } |
| |
| const float kElementErrorBound = 1.0f / 32768.0f; |
| EXPECT_TRUE(test::VerifyDeinterleavedArray( |
| reference_frame_length, num_channels, reference, output_to_verify, |
| kElementErrorBound)); |
| } |
| |
| // Method for forming a vector out of an array. |
| // TODO(peah): Remove once braced initialization is allowed. |
| std::vector<float> CreateVector(const rtc::ArrayView<const float>& array_view) { |
| std::vector<float> v; |
| for (auto value : array_view) { |
| v.push_back(value); |
| } |
| return v; |
| } |
| } // namespace |
| |
| TEST(LowCutFilterBitExactnessTest, Mono8kHzInitial) { |
| const float kReferenceInput[] = { |
| 0.153442f, -0.436920f, -0.057602f, -0.141767f, 0.108608f, 0.116834f, |
| 0.114979f, -0.103151f, -0.169925f, -0.167180f, 0.242024f, -0.525426f, |
| -0.058781f, 0.076667f, -0.185095f, 0.135319f, -0.020223f, -0.266058f, |
| 0.045755f, -0.076044f, -0.116221f, -0.201698f, 0.017423f, -0.523475f, |
| -0.112949f, -0.154125f, -0.258572f, 0.185075f, -0.208205f, 0.153298f, |
| 0.276703f, -0.044481f, 0.078771f, 0.181337f, -0.022962f, 0.153365f, |
| -0.358004f, 0.314864f, -0.280593f, -0.518572f, 0.392579f, -0.017786f, |
| 0.127293f, -0.103003f, -0.289389f, -0.871355f, 0.177583f, -0.081290f, |
| -0.055957f, 0.115011f, -0.402460f, -0.206836f, 0.325328f, 0.169526f, |
| -0.363311f, -0.624742f, -0.161979f, 0.060679f, 0.267214f, 0.026576f, |
| -0.318235f, 0.086812f, -0.332419f, -0.272485f, -0.185369f, -0.348598f, |
| -0.076833f, -0.255184f, -0.081007f, -0.131121f, -0.116196f, -0.142780f, |
| 0.349705f, 0.173054f, 0.016750f, -0.415957f, -0.461001f, -0.557111f, |
| 0.738711f, 0.275720f}; |
| |
| const float kReference[] = {0.142277f, -0.418518f, -0.028229f, -0.102112f, |
| 0.141270f, 0.137791f, 0.124577f, -0.088715f, |
| -0.142273f, -0.125885f, 0.266640f, -0.468079f}; |
| |
| RunBitexactnessTest( |
| 8000, 1, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| |
| TEST(LowCutFilterBitExactnessTest, Mono8kHzConverged) { |
| const float kReferenceInput[] = { |
| 0.153442f, -0.436920f, -0.057602f, -0.141767f, 0.108608f, 0.116834f, |
| 0.114979f, -0.103151f, -0.169925f, -0.167180f, 0.242024f, -0.525426f, |
| -0.058781f, 0.076667f, -0.185095f, 0.135319f, -0.020223f, -0.266058f, |
| 0.045755f, -0.076044f, -0.116221f, -0.201698f, 0.017423f, -0.523475f, |
| -0.112949f, -0.154125f, -0.258572f, 0.185075f, -0.208205f, 0.153298f, |
| 0.276703f, -0.044481f, 0.078771f, 0.181337f, -0.022962f, 0.153365f, |
| -0.358004f, 0.314864f, -0.280593f, -0.518572f, 0.392579f, -0.017786f, |
| 0.127293f, -0.103003f, -0.289389f, -0.871355f, 0.177583f, -0.081290f, |
| -0.055957f, 0.115011f, -0.402460f, -0.206836f, 0.325328f, 0.169526f, |
| -0.363311f, -0.624742f, -0.161979f, 0.060679f, 0.267214f, 0.026576f, |
| -0.318235f, 0.086812f, -0.332419f, -0.272485f, -0.185369f, -0.348598f, |
| -0.076833f, -0.255184f, -0.081007f, -0.131121f, -0.116196f, -0.142780f, |
| 0.349705f, 0.173054f, 0.016750f, -0.415957f, -0.461001f, -0.557111f, |
| 0.738711f, 0.275720f, 0.072868f, -0.276249f, -0.325055f, 0.155285f, |
| 0.443784f, -0.480153f, -0.127428f, -0.023901f, -0.564837f, 0.238538f, |
| -0.117578f, 0.542205f, -0.110840f, 0.116025f, -0.323939f, -0.177182f, |
| -0.331395f, 0.111316f, 0.369140f, -0.168329f, 0.123736f, -0.143013f, |
| 0.028953f, 0.339200f, 0.034107f, -0.294000f, -0.243034f, -0.048168f, |
| -0.054348f, -0.245504f, 0.051228f, 0.359128f, -0.071220f, -0.058006f, |
| -0.624248f, -0.219615f, -0.395067f, -0.109518f, 0.149032f, 0.431928f, |
| 0.509968f, -0.033143f, -0.090793f, 0.231809f, 0.138986f, 0.216989f, |
| 0.220683f, -0.419745f, 0.153222f, -0.025956f, -0.215572f, -0.196671f, |
| 0.363361f, -0.229604f, -0.350704f, 0.060875f, 0.570160f, 0.007246f, |
| 0.087419f, -0.266043f, 0.474729f, 0.035441f, 0.150312f, -0.269962f, |
| 0.242166f, 0.110343f, -0.327788f, 0.011268f, -0.127769f, 0.030978f, |
| -0.071045f, -0.053847f, -0.292886f, -0.091670f, 0.217351f, 0.494707f, |
| -0.329069f, 0.674122f, 0.432724f, 0.047781f, -0.085408f, -0.198105f, |
| 0.236135f, -0.196957f, -0.130968f, 0.250552f, 0.123613f, 0.254275f, |
| 0.143118f, -0.113676f, -0.145703f, 0.225812f, -0.190318f, 0.336481f, |
| 0.224206f, 0.081584f, 0.000915f, 0.103672f, 1.000000f, -0.031882f, |
| -0.441377f, 0.543033f, 0.172924f, -0.183717f, 0.742153f, 0.156224f, |
| 0.083422f, -0.220560f, -0.301964f, -0.501439f, -0.119920f, -0.298610f, |
| 0.183673f, -0.090064f, 0.501603f, 0.428330f, 0.046506f, -0.080178f, |
| 0.326700f, -0.325096f, 0.191029f, -0.189729f, -0.113513f, -0.190492f, |
| 0.163221f, -0.220631f, -0.301576f, 0.156799f, -0.120065f, 0.102529f, |
| -0.099779f, 0.076429f, -0.727157f, 0.132097f, 0.525583f, 0.294694f, |
| 0.258287f, -0.067977f, 0.051323f, 0.069258f, 0.027332f, -0.235482f, |
| -0.099882f, -0.049558f, -0.136291f, 0.237288f, 0.719757f, -0.375235f, |
| 0.036391f, -0.408991f, 0.369330f, 0.399785f, -0.471419f, 0.551138f, |
| -0.307569f, 0.064315f, 0.311605f, 0.041736f, 0.650943f, 0.780496f}; |
| |
| const float kReference[] = {-0.173553f, -0.265778f, 0.158757f, -0.259399f, |
| -0.176361f, 0.192877f, 0.056825f, 0.171453f, |
| 0.050752f, -0.194580f, -0.208679f, 0.153722f}; |
| |
| RunBitexactnessTest( |
| 8000, 1, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| |
| TEST(LowCutFilterBitExactnessTest, Stereo8kHzInitial) { |
| const float kReferenceInput[] = { |
| 0.790847f, 0.165037f, 0.165494f, 0.709852f, -0.930269f, 0.770840f, |
| -0.184538f, -0.927236f, 0.492296f, -0.690342f, -0.712183f, 0.211918f, |
| -0.491038f, -0.351692f, -0.196418f, -0.187253f, -0.227618f, 0.219604f, |
| -0.666219f, -0.623816f, -0.810742f, -0.353627f, 0.539194f, -0.531764f, |
| 0.480731f, 0.385637f, 0.648156f, 0.655955f, -0.413264f, -0.381262f, |
| 0.046060f, -0.349402f, 0.663685f, 0.620590f, 0.113997f, -0.474072f, |
| 0.361132f, -0.532694f, -0.087149f, -0.230866f, 0.077203f, 0.983407f, |
| 0.510441f, 0.960910f, -0.530435f, 0.057118f, -0.897128f, 0.513751f, |
| 0.203960f, 0.714337f, 0.976554f, 0.858969f, -0.180970f, -0.999317f, |
| 0.081757f, -0.584539f, -0.561433f, -0.348387f, -0.808101f, 0.495067f, |
| 0.497018f, 0.086599f, -0.323735f, 0.664667f, 0.105144f, 0.915086f, |
| 0.785667f, -0.286993f, 0.092804f, -0.306636f, 0.245606f, 0.593249f, |
| 0.491750f, -0.748928f, 0.644788f, -0.949699f, -0.171142f, 0.462815f, |
| 0.562748f, -0.265428f, 0.489736f, 0.784534f, -0.514793f, -0.740806f, |
| -0.549864f, -0.299972f, -0.425831f, 0.854976f, -0.897372f, 0.185334f, |
| -0.674202f, 0.676812f, -0.664878f, 0.004401f, 0.998659f, -0.289186f, |
| -0.905845f, -0.572679f, -0.204322f, -0.332664f, -0.540795f, 0.872240f, |
| 0.366378f, 0.924228f, -0.124054f, 0.880673f, -0.988331f, 0.220614f, |
| 0.602152f, -0.534037f, 0.864937f, 0.526526f, 0.652899f, 0.146927f, |
| 0.585163f, -0.341918f, -0.553076f, -0.375227f, 0.169047f, 0.659828f, |
| -0.419075f, -0.194891f, 0.724115f, 0.229479f, 0.982376f, -0.592602f, |
| 0.654418f, 0.351723f, -0.502101f, -0.048429f, -0.201850f, 0.198876f, |
| 0.601046f, -0.789862f, 0.642884f, 0.682173f, -0.290988f, -0.139861f, |
| 0.144478f, 0.401649f, 0.484940f, 0.515768f, -0.221742f, -0.141395f, |
| 0.912689f, 0.145943f, 0.699444f, -0.447309f, 0.244647f, 0.176723f, |
| 0.926937f, -0.828195f, 0.000998f, 0.043179f, -0.819668f, 0.809333f, |
| 0.768778f, -0.122021f, 0.563445f, -0.703070f}; |
| |
| const float kReference[] = { |
| 0.733329f, 0.084109f, 0.072695f, 0.566210f, -1.000000f, 0.652120f, |
| -0.297424f, -0.964020f, 0.438551f, -0.698364f, -0.654449f, 0.266243f, |
| 0.454115f, 0.684774f, -0.586823f, -0.747345f, -0.503021f, -0.222961f, |
| -0.314972f, 0.907224f, -0.796265f, 0.284280f, -0.533417f, 0.773980f}; |
| |
| RunBitexactnessTest( |
| 8000, 2, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| |
| TEST(LowCutFilterBitExactnessTest, Stereo8kHzConverged) { |
| const float kReferenceInput[] = { |
| -0.502095f, -0.227154f, -0.137133f, 0.661773f, 0.649294f, -0.094003f, |
| -0.238880f, 0.851737f, 0.481687f, 0.475266f, 0.893832f, 0.020199f, |
| 0.583758f, -0.095653f, 0.698397f, -0.219138f, 0.476753f, 0.952877f, |
| 0.046598f, -0.140169f, -0.585684f, -0.353197f, -0.778260f, -0.249580f, |
| -0.340192f, -0.315790f, 0.634238f, 0.063371f, 0.042244f, 0.548619f, |
| -0.759474f, 0.250900f, -0.306703f, -0.330761f, 0.149233f, 0.727875f, |
| -0.602874f, 0.344902f, 0.803663f, -0.601686f, -0.403432f, -0.006959f, |
| 0.779808f, 0.002829f, -0.446010f, 0.067916f, 0.148499f, -0.174391f, |
| -0.970473f, 0.405530f, 0.013494f, -0.237468f, -0.870137f, -0.282840f, |
| -0.531498f, -0.592992f, 0.627559f, -0.213131f, -0.892850f, -0.249897f, |
| 0.549988f, -0.669405f, 0.824438f, -0.361588f, -0.340441f, -0.591529f, |
| 0.534429f, -0.860054f, 0.900068f, -0.683580f, -0.427108f, 0.374258f, |
| -0.717700f, 0.024173f, 0.442654f, 0.857690f, 0.464208f, 0.499696f, |
| -0.185361f, -0.521017f, 0.041701f, -0.561845f, 0.684776f, 0.325866f, |
| 0.632471f, 0.587755f, -0.061790f, -0.380950f, 0.375158f, 0.973704f, |
| 0.539868f, 0.659162f, 0.412170f, 0.190673f, 0.505748f, -0.006556f, |
| 0.730265f, -0.863945f, 0.937092f, -0.802487f, 0.093954f, -0.194060f, |
| -0.785920f, 0.448332f, 0.227365f, 0.565936f, 0.133241f, 0.622638f, |
| 0.153552f, 0.888058f, 0.742904f, 0.015204f, 0.577646f, -0.053939f, |
| 0.657603f, -0.355037f, 0.952293f, -0.443578f, -0.854338f, 0.502447f, |
| 0.662377f, 0.844676f, -0.345951f, 0.608139f, 0.076501f, -0.073410f, |
| 0.641501f, 0.903813f, -0.847454f, 0.417342f, -0.530147f, -0.202209f, |
| -0.463751f, 0.665027f, 0.990748f, 0.299502f, 0.407906f, 0.864606f, |
| 0.375305f, 0.136708f, -0.238305f, 0.269159f, -0.273543f, -0.184761f, |
| -0.262601f, -0.063202f, 0.006828f, 0.821072f, -0.587138f, -0.322793f, |
| 0.148251f, -0.026135f, -0.475562f, 0.159187f, 0.756655f, -0.878100f, |
| -0.118247f, -0.831484f, 0.126475f, 0.078621f, 0.536116f, -0.533819f, |
| 0.174723f, -0.082052f, 0.721963f, 0.321672f, -0.292242f, -0.305627f, |
| -0.492564f, 0.905056f, -0.403598f, -0.683188f, -0.277406f, 0.483258f, |
| 0.411800f, 0.401784f, -0.987548f, -0.251309f, 0.802991f, -0.363310f, |
| 0.194166f, -0.404410f, -0.749971f, -0.223289f, 0.635375f, 0.962351f, |
| 0.723980f, -0.832358f, -0.324576f, -0.527742f, -0.364389f, 0.968897f, |
| 0.096502f, 0.498503f, 0.683703f, -0.666221f, 0.806195f, -0.789752f, |
| 0.490186f, 0.458744f, 0.434939f, -0.733136f, -0.108422f, 0.017574f, |
| 0.060981f, 0.719434f, 0.355450f, 0.611677f, 0.062486f, 0.911792f, |
| -0.866646f, 0.083036f, -0.436679f, -0.038199f, 0.369728f, -0.583483f, |
| 0.216322f, -0.347648f, 0.761694f, -0.733211f, -0.795184f, 0.918234f, |
| -0.694196f, -0.694924f, -0.688895f, -0.820861f, -0.091151f, 0.337791f, |
| 0.662603f, 0.580470f, 0.425422f, -0.054805f, 0.417176f, 0.916119f, |
| 0.011551f, -0.389894f, 0.579622f, -0.527226f, -0.531394f, -0.070601f, |
| 0.238774f, 0.230659f, -0.754752f, -0.752413f, -0.431082f, 0.471466f, |
| -0.177384f, 0.657964f, 0.870228f, -0.201867f, -0.895577f, 0.142372f, |
| 0.495340f, -0.359513f, -0.014131f, -0.556694f, 0.878547f, -0.035389f, |
| 0.079992f, -0.557886f, -0.808110f, -0.879669f, 0.639018f, 0.542957f, |
| -0.608609f, 0.790236f, 0.368600f, 0.313693f, 0.980762f, -0.932616f, |
| -0.151493f, -0.020033f, 0.167009f, -0.833461f, 0.320309f, -0.895390f, |
| 0.113661f, 0.424050f, -0.024179f, 0.235201f, -0.572445f, 0.291317f, |
| -0.238715f, -0.792574f, -0.244977f, -0.474278f, -0.517429f, 0.245848f, |
| 0.045856f, -0.173525f, -0.564416f, 0.717107f, 0.722017f, -0.432122f, |
| 0.230786f, 0.558979f, 0.909695f, 0.839206f, -0.230369f, -0.674714f, |
| 0.593503f, -0.772366f, -0.682351f, -0.288344f, 0.695517f, 0.165562f, |
| 0.172355f, 0.851676f, 0.150157f, -0.980045f, 0.618755f, 0.217617f, |
| -0.040173f, -0.463120f, -0.483807f, -0.037981f, -0.545317f, -0.902795f, |
| -0.661516f, -0.483107f, -0.604180f, 0.211386f, 0.647407f, 0.621230f, |
| 0.604474f, 0.416227f, 0.718756f, 0.562169f, -0.592406f, 0.986686f, |
| -0.812751f, 0.301237f, -0.569647f, -0.512254f, -0.320624f, -0.604275f, |
| 0.013667f, 0.901516f, -0.210786f, 0.168930f, 0.213074f, 0.429286f, |
| -0.196927f, 0.717382f, 0.840970f, 0.501678f, -0.428817f, 0.593632f, |
| -0.714468f, 0.009100f, 0.221376f, 0.407593f, -0.233320f, 0.457367f, |
| 0.774569f, -0.888303f, -0.723567f, 0.726130f, -0.156507f, -0.177372f, |
| 0.918283f, 0.500491f, 0.961994f, -0.532968f, -0.807546f, -0.230836f, |
| 0.000545f, 0.140512f, 0.953263f, -0.014290f, -0.198234f, 0.989981f, |
| -0.478004f, 0.330649f, 0.928513f, 0.342302f, -0.401650f, 0.062253f, |
| -0.997074f, 0.767578f, -0.191232f, -0.397589f, 0.901163f, -0.078704f, |
| -0.424705f, -0.830747f, 0.164363f, -0.693863f, -0.853811f, 0.161130f, |
| -0.425970f, -0.276160f, 0.449649f, 0.716623f, -0.304169f, 0.923491f, |
| 0.907138f, -0.587925f, 0.536490f, 0.231064f, 0.837845f, 0.205075f, |
| 0.404276f, 0.487350f, -0.229795f, -0.496992f, -0.926481f, -0.055754f, |
| 0.290145f, -0.442060f, 0.035722f, -0.508667f, -0.404984f, 0.300948f, |
| 0.782787f, 0.722213f, -0.580170f, -0.201812f, 0.775766f, -0.486944f, |
| 0.933603f, 0.238315f, -0.669308f, 0.652398f, 0.311386f, 0.092905f, |
| -0.497341f, -0.919687f, -0.533249f, -0.277774f, 0.266910f, 0.972196f, |
| -0.585687f, 0.514168f, 0.772656f, -0.055540f, -0.682173f, 0.621842f, |
| -0.046984f, -0.767425f, 0.751441f, 0.270373f, -0.805437f, 0.816879f, |
| -0.929968f, -0.920501f, 0.977136f, 0.372363f, -0.246622f, 0.008649f, |
| 0.526991f, -0.902250f, 0.451855f, 0.402656f, -0.082218f, 0.164590f, |
| -0.321820f, -0.658749f, -0.201613f, 0.839554f, -0.547909f, -0.277987f, |
| -0.350876f, -0.832836f, 0.025331f, 0.665730f, 0.809227f, 0.447192f, |
| -0.234008f, -0.403966f, 0.383423f, 0.760914f, 0.849097f, -0.837494f, |
| -0.034654f, -0.743470f, -0.494178f, 0.767923f, -0.607446f, -0.757293f}; |
| |
| const float kReference[] = { |
| -0.544495f, 0.264199f, 0.647938f, 0.565569f, 0.496231f, 0.271340f, |
| 0.519944f, 0.318094f, -0.792999f, 0.733421f, -1.000000f, 0.103977f, |
| 0.981719f, 0.314859f, 0.476882f, 0.514267f, -0.196381f, -0.425781f, |
| -0.783081f, 0.101108f, 0.419782f, -0.291718f, 0.183355f, -0.332489f}; |
| |
| RunBitexactnessTest( |
| 8000, 2, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| |
| TEST(LowCutFilterBitExactnessTest, Mono16kHzInitial) { |
| const float kReferenceInput[] = { |
| 0.150254f, 0.512488f, -0.631245f, 0.240938f, 0.089080f, -0.365440f, |
| -0.121169f, 0.095748f, 1.000000f, 0.773932f, -0.377232f, 0.848124f, |
| 0.202718f, -0.017621f, 0.199738f, -0.057279f, -0.034693f, 0.416303f, |
| 0.393761f, 0.396041f, 0.187653f, -0.337438f, 0.200436f, 0.455577f, |
| 0.136624f, 0.289150f, 0.203131f, -0.084798f, 0.082124f, -0.220010f, |
| 0.248266f, -0.320554f, -0.298701f, -0.226218f, -0.822794f, 0.401962f, |
| 0.090876f, -0.210968f, 0.382936f, -0.478291f, -0.028572f, -0.067474f, |
| 0.089204f, 0.087430f, -0.241695f, -0.008398f, -0.046076f, 0.175416f, |
| 0.305518f, 0.309992f, -0.241352f, 0.021618f, -0.339291f, -0.311173f, |
| -0.001914f, 0.428301f, -0.215087f, 0.103784f, -0.063041f, 0.312250f, |
| -0.304344f, 0.009098f, 0.154406f, 0.307571f, 0.431537f, 0.024014f, |
| -0.416832f, -0.207440f, -0.296664f, 0.656846f, -0.172033f, 0.209054f, |
| -0.053772f, 0.248326f, -0.213741f, -0.391871f, -0.397490f, 0.136428f, |
| -0.049568f, -0.054788f, 0.396633f, 0.081485f, 0.055279f, 0.443690f, |
| -0.224812f, 0.194675f, 0.233369f, -0.068107f, 0.060270f, -0.325801f, |
| -0.320801f, 0.029308f, 0.201837f, 0.722528f, -0.186366f, 0.052351f, |
| -0.023053f, -0.540192f, -0.122671f, -0.501532f, 0.234847f, -0.248165f, |
| 0.027971f, -0.152171f, 0.084820f, -0.167764f, 0.136923f, 0.206619f, |
| 0.478395f, -0.054249f, -0.597574f, -0.234627f, 0.378548f, -0.299619f, |
| 0.268543f, 0.034666f, 0.401492f, -0.547983f, -0.055248f, -0.337538f, |
| 0.812657f, 0.230611f, 0.385360f, -0.295713f, -0.130957f, -0.076143f, |
| 0.306960f, -0.077653f, 0.196049f, -0.573390f, -0.098885f, -0.230155f, |
| -0.440716f, 0.141956f, 0.078802f, 0.009356f, -0.372703f, 0.315083f, |
| 0.097859f, -0.083575f, 0.006397f, -0.073216f, -0.489105f, -0.079827f, |
| -0.232329f, -0.273644f, -0.323162f, -0.149105f, -0.559646f, 0.269458f, |
| 0.145333f, -0.005597f, -0.009717f, -0.223051f, 0.284676f, -0.037228f, |
| -0.199679f, 0.377651f, -0.062813f, -0.164607f}; |
| |
| const float kReference[] = {0.147160f, 0.495163f, -0.648346f, 0.234931f, |
| 0.075289f, -0.373779f, -0.117676f, 0.100345f, |
| 0.981719f, 0.714896f, -0.447357f, 0.770867f}; |
| |
| RunBitexactnessTest( |
| 16000, 1, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| |
| TEST(LowCutFilterBitExactnessTest, Mono16kHzConverged) { |
| const float kReferenceInput[] = { |
| 0.150254f, 0.512488f, -0.631245f, 0.240938f, 0.089080f, -0.365440f, |
| -0.121169f, 0.095748f, 1.000000f, 0.773932f, -0.377232f, 0.848124f, |
| 0.202718f, -0.017621f, 0.199738f, -0.057279f, -0.034693f, 0.416303f, |
| 0.393761f, 0.396041f, 0.187653f, -0.337438f, 0.200436f, 0.455577f, |
| 0.136624f, 0.289150f, 0.203131f, -0.084798f, 0.082124f, -0.220010f, |
| 0.248266f, -0.320554f, -0.298701f, -0.226218f, -0.822794f, 0.401962f, |
| 0.090876f, -0.210968f, 0.382936f, -0.478291f, -0.028572f, -0.067474f, |
| 0.089204f, 0.087430f, -0.241695f, -0.008398f, -0.046076f, 0.175416f, |
| 0.305518f, 0.309992f, -0.241352f, 0.021618f, -0.339291f, -0.311173f, |
| -0.001914f, 0.428301f, -0.215087f, 0.103784f, -0.063041f, 0.312250f, |
| -0.304344f, 0.009098f, 0.154406f, 0.307571f, 0.431537f, 0.024014f, |
| -0.416832f, -0.207440f, -0.296664f, 0.656846f, -0.172033f, 0.209054f, |
| -0.053772f, 0.248326f, -0.213741f, -0.391871f, -0.397490f, 0.136428f, |
| -0.049568f, -0.054788f, 0.396633f, 0.081485f, 0.055279f, 0.443690f, |
| -0.224812f, 0.194675f, 0.233369f, -0.068107f, 0.060270f, -0.325801f, |
| -0.320801f, 0.029308f, 0.201837f, 0.722528f, -0.186366f, 0.052351f, |
| -0.023053f, -0.540192f, -0.122671f, -0.501532f, 0.234847f, -0.248165f, |
| 0.027971f, -0.152171f, 0.084820f, -0.167764f, 0.136923f, 0.206619f, |
| 0.478395f, -0.054249f, -0.597574f, -0.234627f, 0.378548f, -0.299619f, |
| 0.268543f, 0.034666f, 0.401492f, -0.547983f, -0.055248f, -0.337538f, |
| 0.812657f, 0.230611f, 0.385360f, -0.295713f, -0.130957f, -0.076143f, |
| 0.306960f, -0.077653f, 0.196049f, -0.573390f, -0.098885f, -0.230155f, |
| -0.440716f, 0.141956f, 0.078802f, 0.009356f, -0.372703f, 0.315083f, |
| 0.097859f, -0.083575f, 0.006397f, -0.073216f, -0.489105f, -0.079827f, |
| -0.232329f, -0.273644f, -0.323162f, -0.149105f, -0.559646f, 0.269458f, |
| 0.145333f, -0.005597f, -0.009717f, -0.223051f, 0.284676f, -0.037228f, |
| -0.199679f, 0.377651f, -0.062813f, -0.164607f, -0.082091f, -0.236957f, |
| -0.313025f, 0.705903f, 0.462637f, 0.085942f, -0.351308f, -0.241859f, |
| -0.049333f, 0.221165f, -0.372235f, -0.651092f, -0.404957f, 0.093201f, |
| 0.109366f, 0.126224f, -0.036409f, 0.051333f, -0.133063f, 0.240896f, |
| -0.380532f, 0.127160f, -0.237176f, -0.093586f, 0.154478f, 0.290379f, |
| -0.312329f, 0.352297f, 0.184480f, -0.018965f, -0.054555f, -0.060811f, |
| -0.084705f, 0.006440f, 0.014333f, 0.230847f, 0.426721f, 0.130481f, |
| -0.058605f, 0.174712f, 0.051204f, -0.287773f, 0.265265f, 0.085810f, |
| 0.037775f, 0.143988f, 0.073051f, -0.263103f, -0.045366f, -0.040816f, |
| -0.148673f, 0.470072f, -0.244727f, -0.135204f, -0.198973f, -0.328139f, |
| -0.053722f, -0.076590f, 0.427586f, -0.069591f, -0.297399f, 0.448094f, |
| 0.345037f, -0.064170f, -0.420903f, -0.124253f, -0.043578f, 0.077149f, |
| -0.072983f, 0.123916f, 0.109517f, -0.349508f, -0.264912f, -0.207106f, |
| -0.141912f, -0.089586f, 0.003485f, -0.846518f, -0.127715f, 0.347208f, |
| -0.298095f, 0.260935f, 0.097899f, -0.008106f, 0.050987f, -0.437362f, |
| -0.023625f, 0.448230f, 0.027484f, 0.011562f, -0.205167f, -0.008611f, |
| 0.064930f, 0.119156f, -0.104183f, -0.066078f, 0.565530f, -0.631108f, |
| 0.623029f, 0.094334f, 0.279472f, -0.465059f, -0.164888f, -0.077706f, |
| 0.118130f, -0.466746f, 0.131800f, -0.338936f, 0.018497f, 0.182304f, |
| 0.091398f, 0.302547f, 0.281153f, -0.181899f, 0.071836f, -0.263911f, |
| -0.369380f, 0.258447f, 0.000014f, -0.015347f, 0.254619f, 0.166159f, |
| 0.097865f, 0.349389f, 0.259834f, 0.067003f, -0.192925f, -0.182080f, |
| 0.333139f, -0.450434f, -0.006836f, -0.544615f, 0.285183f, 0.240811f, |
| 0.000325f, -0.019796f, -0.694804f, 0.162411f, -0.612686f, -0.648134f, |
| 0.022338f, -0.265058f, 0.114993f, 0.189185f, 0.239697f, -0.193148f, |
| 0.125581f, 0.028122f, 0.230849f, 0.149832f, 0.250919f, -0.036871f, |
| -0.041136f, 0.281627f, -0.593466f, -0.141009f, -0.355074f, -0.106915f, |
| 0.181276f, 0.230753f, -0.283631f, -0.131643f, 0.038292f, -0.081563f, |
| 0.084345f, 0.111763f, -0.259882f, -0.049416f, -0.595824f, 0.320077f, |
| -0.175802f, -0.336422f, -0.070966f, -0.399242f, -0.005829f, -0.156680f, |
| 0.608591f, 0.318150f, -0.697767f, 0.123331f, -0.390716f, -0.071276f, |
| 0.045943f, 0.208958f, -0.076304f, 0.440505f, -0.134400f, 0.091525f, |
| 0.185763f, 0.023806f, 0.246186f, 0.090323f, -0.219133f, -0.504520f, |
| 0.519393f, -0.168939f, 0.028884f, 0.157380f, 0.031745f, -0.252830f, |
| -0.130705f, -0.034901f, 0.413302f, -0.240559f, 0.219279f, 0.086246f, |
| -0.065353f, -0.295376f, -0.079405f, -0.024226f, -0.410629f, 0.053706f, |
| -0.229794f, -0.026336f, 0.093956f, -0.252810f, -0.080555f, 0.097827f, |
| -0.513040f, 0.289508f, 0.677527f, 0.268109f, -0.088244f, 0.119781f, |
| -0.289511f, 0.524778f, 0.262884f, 0.220028f, -0.244767f, 0.089411f, |
| -0.156018f, -0.087030f, -0.159292f, -0.286646f, -0.253953f, -0.058657f, |
| -0.474756f, 0.169797f, -0.032919f, 0.195384f, 0.075355f, 0.138131f, |
| -0.414465f, -0.285118f, -0.124915f, 0.030645f, 0.315431f, -0.081032f, |
| 0.352546f, 0.132860f, 0.328112f, 0.035476f, -0.183550f, -0.413984f, |
| 0.043452f, 0.228748f, -0.081765f, -0.151125f, -0.086251f, -0.306448f, |
| -0.137774f, -0.050508f, 0.012811f, -0.017824f, 0.170841f, 0.030549f, |
| 0.506935f, 0.087197f, 0.504274f, -0.202080f, 0.147146f, -0.072728f, |
| 0.167713f, 0.165977f, -0.610894f, -0.370849f, -0.402698f, 0.112297f, |
| 0.410855f, -0.091330f, 0.227008f, 0.152454f, -0.293884f, 0.111074f, |
| -0.210121f, 0.423728f, -0.009101f, 0.457188f, -0.118785f, 0.164720f, |
| -0.017547f, -0.565046f, -0.274461f, 0.171169f, -0.015338f, -0.312635f, |
| -0.175044f, 0.069729f, -0.277504f, 0.272454f, -0.179049f, 0.505495f, |
| -0.301774f, 0.055664f, -0.425058f, -0.202222f, -0.165787f, 0.112155f, |
| 0.263284f, 0.083972f, -0.104256f, 0.227892f, 0.223253f, 0.033592f, |
| 0.159638f, 0.115358f, -0.275811f, 0.212265f, -0.183658f, -0.168768f}; |
| |
| const float kReference[] = {-0.248962f, -0.088257f, 0.083041f, -0.037323f, |
| 0.127659f, 0.149388f, -0.220978f, -0.004242f, |
| -0.538544f, 0.384289f, -0.117615f, -0.268524f}; |
| |
| RunBitexactnessTest( |
| 16000, 1, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| |
| TEST(LowCutFilterBitExactnessTest, Stereo16kHzInitial) { |
| const float kReferenceInput[] = { |
| 0.087390f, -0.370759f, -0.235918f, 0.583079f, 0.678359f, 0.360473f, |
| -0.166156f, 0.285780f, -0.571837f, 0.234542f, 0.350382f, 0.202047f, |
| -0.307381f, -0.271197f, -0.657038f, 0.590723f, -0.014666f, -0.290754f, |
| 0.550122f, -0.526390f, 0.689667f, 0.633054f, 0.692457f, -0.259626f, |
| -0.233541f, 0.722669f, -0.072182f, 0.141096f, 0.390614f, 0.921835f, |
| 0.092626f, 0.273153f, 0.141785f, 0.854224f, 0.727531f, -0.660321f, |
| -0.642602f, -0.512991f, 0.503559f, -0.601731f, 0.965881f, 0.419277f, |
| -0.649128f, 0.716595f, 0.818823f, 0.923326f, 0.141199f, 0.125758f, |
| -0.646678f, 0.027358f, 0.096944f, -0.669445f, -0.012214f, 0.070235f, |
| -0.602386f, 0.246338f, -0.947369f, -0.362418f, 0.065999f, -0.346453f, |
| 0.204381f, -0.276135f, -0.730159f, 0.827627f, 0.281118f, 0.317548f, |
| 0.350661f, 0.489115f, 0.684355f, 0.033314f, -0.696263f, -0.238671f, |
| 0.642039f, -0.657271f, -0.340049f, 0.932944f, 0.612585f, -0.555624f, |
| 0.999546f, -0.872523f, -0.149034f, -0.191324f, -0.199414f, -0.776155f, |
| -0.151378f, 0.227092f, 0.976123f, -0.560198f, -0.291838f, -0.467516f, |
| -0.417004f, -0.623221f, -0.954281f, -0.101192f, -0.512720f, 0.737453f, |
| 0.057222f, 0.828270f, 0.947860f, 0.170852f, -0.762049f, 0.853065f, |
| 0.187122f, 0.767231f, -0.151048f, 0.214515f, -0.858473f, 0.849545f, |
| 0.284159f, -0.791001f, 0.400450f, -0.208391f, -0.830190f, -0.571042f, |
| -0.502402f, -0.546694f, 0.406009f, 0.508305f, 0.094573f, 0.106967f, |
| 0.261146f, 0.970914f, 0.268556f, 0.200911f, 0.818374f, 0.141673f, |
| -0.329160f, 0.914278f, -0.120154f, 0.203085f, 0.440525f, 0.357557f, |
| -0.574482f, -0.836753f, -0.451041f, 0.735037f, 0.118714f, -0.070744f, |
| -0.139398f, 0.547972f, 0.307841f, 0.315459f, -0.677958f, -0.135246f, |
| 0.010172f, -0.249335f, -0.039256f, -0.315157f, 0.554293f, -0.232112f, |
| 0.423113f, -0.038133f, 0.458360f, 0.875118f, 0.034509f, 0.806137f, |
| -0.563615f, 0.746439f, -0.834614f, -0.069193f, -0.956140f, 0.616561f, |
| -0.641581f, -0.669216f, -0.636793f, 0.382873f, -0.572473f, -0.403790f, |
| 0.536670f, 0.002300f, 0.818930f, -0.884294f, -0.126496f, 0.144509f, |
| 0.130134f, 0.647633f, -0.747802f, -0.399766f, -0.995756f, 0.902215f, |
| 0.532599f, 0.502608f, -0.722270f, -0.301361f, -0.697319f, -0.006559f, |
| 0.617305f, 0.265738f, 0.376803f, 0.279140f, 0.458643f, 0.719691f, |
| 0.253911f, -0.638817f, 0.146613f, -0.672868f, 0.812103f, -0.845314f, |
| -0.322931f, 0.161235f, -0.049530f, 0.610641f, 0.061556f, -0.545379f, |
| 0.418970f, -0.702735f, 0.316232f, 0.267965f, -0.541387f, -0.635544f, |
| -0.667295f, -0.700786f, -0.594505f, 0.909918f, -0.968183f, 0.915029f, |
| -0.948615f, 0.942221f, -0.404809f, 0.050146f, 0.724678f, 0.792810f, |
| -0.621979f, 0.321439f, 0.882462f, 0.951414f, -0.784129f, -0.642202f, |
| 0.493103f, -0.901063f, -0.857430f, -0.021749f, 0.699788f, 0.994083f, |
| -0.991215f, 0.085215f, 0.722696f, 0.818278f, 0.690701f, 0.757746f, |
| 0.492364f, -0.765021f, 0.018045f, -0.662336f, 0.662223f, 0.856022f, |
| -0.661031f, 0.767475f, -0.224274f, -0.234861f, -0.457094f, 0.735766f, |
| 0.483005f, -0.104255f, 0.419278f, 0.888663f, -0.651764f, -0.510807f, |
| 0.281858f, 0.617225f, 0.706742f, -0.203765f, -0.769012f, -0.839438f, |
| -0.279065f, 0.657811f, -0.570781f, 0.582081f, 0.309377f, -0.947707f, |
| 0.571553f, 0.845126f, -0.015374f, 0.668023f, -0.737293f, 0.519567f, |
| 0.851472f, 0.665415f, -0.481198f, -0.573956f, 0.044630f, -0.205286f, |
| -0.041780f, 0.987807f, 0.208957f, 0.889817f, -0.019116f, -0.124107f, |
| 0.545311f, 0.488133f, -0.114192f, -0.894000f, -0.824356f, 0.595972f, |
| 0.311165f, -0.935329f, 0.114134f, 0.439603f, -0.779184f, -0.566705f, |
| 0.622040f, -0.722676f, 0.763798f, 0.847112f, -0.974489f, -0.245681f, |
| -0.664377f, 0.080446f, -0.796675f, -0.921465f, 0.866458f, 0.943184f, |
| -0.278144f, 0.288411f, -0.864105f, -0.584176f, -0.920792f, -0.061281f, |
| -0.699807f, 0.982614f}; |
| |
| const float kReference[] = { |
| 0.085604f, -0.367126f, -0.218170f, 0.594653f, 0.661245f, 0.319041f, |
| -0.212891f, 0.237800f, -0.614716f, 0.201758f, 0.305032f, 0.144414f, |
| -0.936523f, 0.647359f, -0.613403f, -0.611542f, -0.549835f, 0.477004f, |
| -0.477386f, -0.287262f, 0.650746f, 0.101169f, 0.899258f, -0.808014f}; |
| |
| RunBitexactnessTest( |
| 16000, 2, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| |
| TEST(LowCutFilterBitExactnessTest, Stereo16kHzConverged) { |
| const float kReferenceInput[] = { |
| -0.145875f, 0.910744f, 0.448494f, 0.161783f, 0.080516f, 0.410882f, |
| -0.989942f, 0.565032f, 0.853719f, -0.983409f, 0.649257f, 0.534672f, |
| 0.994274f, -0.544694f, 0.839084f, 0.283999f, -0.789360f, -0.463678f, |
| 0.527688f, 0.611020f, -0.791494f, -0.060482f, -0.561876f, 0.845416f, |
| -0.359355f, 0.715088f, -0.480307f, 0.756126f, -0.623465f, 0.518388f, |
| -0.936621f, 0.284678f, 0.133742f, -0.247181f, -0.574903f, 0.584314f, |
| -0.709113f, -0.021715f, -0.974309f, -0.626776f, -0.029539f, 0.676452f, |
| -0.717886f, 0.464434f, 0.382134f, -0.931015f, -0.022285f, 0.942781f, |
| -0.775097f, 0.486428f, 0.277083f, 0.188366f, -0.002755f, 0.135705f, |
| -0.146991f, -0.847521f, -0.418827f, 0.122670f, 0.266667f, 0.861552f, |
| 0.955538f, -0.812807f, 0.323470f, 0.205546f, -0.052364f, -0.287487f, |
| -0.048843f, 0.342044f, 0.919290f, -0.821831f, 0.595485f, 0.181551f, |
| 0.824394f, -0.797741f, -0.413411f, -0.896824f, 0.008256f, 0.536752f, |
| -0.434029f, -0.549280f, -0.337421f, -0.093497f, 0.474769f, 0.019771f, |
| -0.234972f, 0.810966f, 0.930515f, 0.256535f, -0.735938f, 0.236604f, |
| -0.233960f, 0.982387f, -0.426345f, 0.412383f, 0.070412f, -0.613578f, |
| 0.378870f, -0.899090f, -0.631132f, -0.908683f, 0.770083f, 0.679589f, |
| -0.763690f, -0.179170f, -0.759543f, 0.144185f, 0.898780f, -0.487230f, |
| 0.979731f, -0.300384f, -0.582955f, 0.331654f, 0.946689f, 0.245400f, |
| -0.872924f, -0.252981f, -0.667497f, -0.537444f, -0.895583f, 0.803513f, |
| 0.586583f, -0.253971f, 0.664109f, 0.507669f, 0.243726f, -0.211814f, |
| -0.281444f, -0.822295f, -0.316646f, 0.097341f, -0.078905f, 0.290905f, |
| 0.027042f, 0.628853f, -0.805634f, -0.072573f, 0.179635f, -0.625656f, |
| 0.222660f, -0.896116f, 0.151454f, 0.684689f, -0.000548f, -0.121950f, |
| -0.701886f, -0.943441f, 0.513340f, 0.592212f, -0.412889f, -0.769587f, |
| -0.249817f, 0.657787f, 0.683553f, 0.330477f, 0.920280f, 0.886236f, |
| -0.774601f, 0.296575f, -0.038392f, -0.866959f, 0.795542f, -0.005540f, |
| 0.542607f, -0.879276f, -0.475085f, 0.302139f, -0.732792f, 0.277091f, |
| -0.230114f, 0.531396f, 0.305831f, -0.237022f, -0.399963f, -0.319721f, |
| 0.837853f, -0.087466f, -0.115006f, -0.091628f, 0.890564f, -0.561762f, |
| 0.764806f, -0.960249f, -0.316470f, 0.532055f, -0.314393f, 0.237613f, |
| -0.093958f, -0.979675f, 0.198162f, 0.203137f, 0.298835f, -0.314559f, |
| -0.013401f, 0.403548f, 0.775605f, -0.889884f, -0.803276f, 0.299566f, |
| 0.528142f, 0.975918f, -0.749350f, -0.271046f, 0.352460f, -0.248484f, |
| 0.726917f, -0.416046f, -0.733050f, 0.345301f, -0.594830f, 0.737030f, |
| 0.502315f, -0.161241f, -0.999538f, -0.701073f, -0.452331f, 0.744850f, |
| 0.202502f, -0.357623f, -0.431414f, -0.129368f, 0.807518f, 0.850211f, |
| 0.010585f, 0.255164f, 0.438528f, -0.952174f, 0.149865f, -0.906931f, |
| -0.154937f, -0.064531f, -0.954744f, -0.869852f, 0.847913f, 0.068286f, |
| -0.266407f, -0.272108f, -0.697253f, -0.700783f, -0.298396f, -0.328068f, |
| 0.568056f, -0.026522f, -0.070404f, -0.737495f, 0.772783f, 0.349115f, |
| 0.670319f, 0.312976f, 0.967834f, 0.959580f, -0.499694f, 0.249141f, |
| 0.456485f, -0.003659f, 0.699657f, -0.618164f, -0.751712f, -0.994419f, |
| -0.694094f, 0.068322f, 0.021267f, -0.229568f, -0.378807f, -0.992889f, |
| 0.630485f, 0.276837f, -0.103321f, -0.511828f, 0.606770f, 0.647942f, |
| 0.704381f, -0.065496f, 0.941398f, 0.682488f, -0.842904f, -0.524802f, |
| 0.635142f, -0.188343f, -0.067376f, 0.903072f, 0.930011f, 0.530570f, |
| 0.149067f, 0.831850f, -0.009135f, -0.667975f, -0.348005f, -0.407128f, |
| 0.116597f, -0.865046f, -0.862044f, -0.666431f, 0.894877f, 0.622177f, |
| 0.420911f, 0.940491f, 0.996854f, 0.974910f, -0.699827f, 0.916958f, |
| 0.060918f, -0.851827f, -0.376358f, 0.790342f, 0.669537f, -0.995302f, |
| 0.280420f, 0.606365f, -0.509738f, -0.871756f, -0.473703f, -0.794559f, |
| -0.032562f, -0.162231f, -0.237422f, 0.773530f, -0.158885f, -0.432304f, |
| -0.903638f, -0.561668f, -0.521648f, -0.941483f, 0.404622f, -0.984729f, |
| 0.221841f, -0.183821f, -0.502107f, 0.304919f, -0.359446f, -0.792656f, |
| 0.071130f, -0.670260f, 0.766877f, 0.332914f, 0.695485f, 0.525322f, |
| 0.614028f, 0.265905f, 0.420855f, 0.377327f, -0.358104f, 0.063297f, |
| 0.746388f, -0.890921f, 0.000802f, -0.134474f, 0.808565f, 0.260367f, |
| 0.966072f, 0.170401f, 0.681273f, -0.062372f, 0.090445f, -0.641792f, |
| 0.268923f, 0.925918f, 0.068028f, -0.040771f, 0.587332f, -0.814573f, |
| 0.761599f, -0.992253f, 0.023058f, 0.356927f, 0.131495f, -0.043083f, |
| -0.358974f, 0.203160f, 0.826305f, 0.365036f, 0.893467f, -0.801822f, |
| 0.022058f, -0.779743f, 0.090524f, 0.377572f, -0.705166f, 0.555122f, |
| -0.201898f, 0.796600f, -0.385912f, -0.877898f, -0.561058f, -0.834334f, |
| 0.900791f, -0.967259f, -0.770663f, -0.975180f, -0.567545f, -0.977145f, |
| 0.284899f, 0.033982f, -0.508916f, -0.612505f, -0.818259f, -0.263117f, |
| -0.984414f, 0.205403f, -0.042291f, -0.383765f, 0.488889f, 0.678699f, |
| -0.475136f, 0.028476f, -0.106452f, -0.317578f, 0.678284f, 0.964985f, |
| 0.252929f, -0.637450f, -0.753966f, 0.159937f, -0.342928f, -0.463627f, |
| 0.100478f, -0.638966f, 0.356984f, -0.888623f, -0.931886f, -0.426963f, |
| -0.845220f, 0.801145f, 0.693212f, -0.208603f, -0.661569f, -0.139095f, |
| -0.167564f, 0.457527f, -0.187053f, 0.903615f, 0.823970f, 0.902829f, |
| -0.307998f, -0.419512f, 0.773402f, -0.579938f, -0.738247f, 0.041032f, |
| 0.810925f, -0.194940f, -0.568477f, -0.842521f, 0.866120f, 0.205743f, |
| -0.245016f, 0.329863f, 0.584381f, -0.333016f, 0.385318f, -0.592369f, |
| 0.917427f, 0.423665f, -0.666187f, -0.114446f, 0.265987f, 0.859934f, |
| 0.058662f, 0.252949f, 0.361638f, 0.846395f, -0.694332f, -0.188558f, |
| -0.375048f, 0.387798f, 0.781376f, -0.018658f, 0.611647f, -0.347122f, |
| 0.099758f, -0.222431f, 0.793658f, 0.352240f, 0.656794f, -0.779822f, |
| -0.441545f, 0.535272f, -0.567887f, -0.931876f, -0.126896f, 0.873727f, |
| -0.475822f, 0.139491f, -0.280894f, -0.946323f, 0.000838f, 0.654030f, |
| -0.482035f, -0.908230f, -0.507057f, 0.321464f, -0.341181f, 0.318992f, |
| -0.973992f, 0.436136f, -0.217762f, -0.932989f, -0.187969f, 0.432615f, |
| 0.842673f, 0.968031f, 0.966842f, 0.792612f, 0.731406f, 0.601922f, |
| 0.109958f, -0.162256f, -0.745755f, 0.309241f, 0.727930f, -0.450803f, |
| 0.680328f, -0.858490f, -0.242416f, -0.463661f, -0.694158f, 0.261999f, |
| -0.367250f, 0.918224f, -0.002652f, 0.477217f, -0.974489f, 0.210706f, |
| 0.152903f, 0.614758f, 0.309936f, 0.756457f, 0.804746f, -0.695534f, |
| -0.614840f, 0.581951f, -0.878590f, -0.220346f, -0.400068f, 0.468360f, |
| -0.791581f, 0.585151f, 0.565458f, 0.064795f, -0.493295f, -0.858091f, |
| 0.251607f, -0.950637f, -0.875915f, -0.740776f, -0.098772f, 0.344672f, |
| 0.712222f, -0.003109f, -0.902431f, -0.372335f, 0.283262f, 0.572773f, |
| -0.421699f, -0.004264f, 0.636869f, 0.190257f, 0.072849f, -0.338254f, |
| -0.176620f, 0.588012f, -0.313584f, -0.074787f, -0.264353f, 0.359141f, |
| 0.135558f, 0.303554f, -0.017773f, -0.203084f, -0.045032f, -0.866825f, |
| -0.177943f, 0.938184f, 0.561442f, 0.458036f, 0.531301f, 0.513162f, |
| 0.686541f, 0.540314f, 0.957322f, -0.777281f, -0.207846f, -0.015879f, |
| -0.483811f, -0.926068f, 0.948763f, 0.452852f, -0.704070f, -0.704211f, |
| 0.409648f, -0.238013f, -0.847177f, -0.178319f, -0.714019f, 0.597840f, |
| 0.860496f, -0.990561f, 0.300081f, 0.357065f, -0.492754f, 0.686362f, |
| -0.412082f, -0.946279f, -0.813386f, 0.595770f, 0.422805f, 0.566814f, |
| 0.247845f, 0.650831f, -0.929955f, -0.189050f, -0.500662f, -0.038206f, |
| 0.761678f, -0.438630f, 0.198285f, -0.947548f, -0.689603f, 0.667822f, |
| -0.610213f, 0.659576f, -0.323850f, 0.342233f, -0.895267f, 0.468618f, |
| -0.001036f, 0.886600f, -0.420455f, -0.246879f, -0.772489f, 0.929701f, |
| -0.134977f, -0.830874f, 0.433353f, 0.013575f, -0.343825f, 0.507048f, |
| 0.672012f, -0.492567f, 0.068850f, -0.129670f, -0.684592f, 0.200962f, |
| 0.874902f, -0.784483f, 0.799963f, 0.100930f, -0.145287f, -0.695238f, |
| -0.504908f, -0.105262f, 0.065567f, -0.290698f, 0.546230f, 0.763362f, |
| 0.468184f, -0.187136f, 0.208357f, 0.282210f, -0.745066f, -0.007616f, |
| -0.379061f, 0.157149f, 0.887218f, -0.146121f, -0.933743f, 0.858868f, |
| 0.849965f, -0.283386f, -0.480022f, 0.573719f, 0.023164f, 0.125054f, |
| 0.369588f, -0.815207f, 0.745158f, 0.885876f, -0.806812f, 0.691765f, |
| 0.818791f, -0.977318f, 0.047365f, 0.300691f, -0.229709f, 0.298604f, |
| 0.525707f, 0.151372f, 0.263838f, -0.443592f, 0.679673f, -0.146330f, |
| 0.263245f, 0.666934f, -0.459629f, -0.198399f, 0.108509f, -0.112269f, |
| -0.819232f, 0.488763f, -0.934769f, -0.140515f, -0.925475f, 0.951596f, |
| 0.044680f, 0.819260f, -0.233504f, 0.768904f, -0.489965f, 0.818100f, |
| 0.789121f, -0.202966f, 0.250040f, 0.135195f, 0.789024f, -0.571668f, |
| -0.992282f, 0.761163f, -0.529757f, -0.510271f, 0.281834f, -0.390951f, |
| 0.651242f, 0.767377f, 0.890746f, -0.218409f, 0.602640f, -0.685773f, |
| 0.250331f, 0.397971f, -0.828262f, 0.062359f, 0.777133f, -0.472668f, |
| -0.530429f, 0.679314f, -0.008920f, -0.695267f, -0.538464f, 0.315908f, |
| 0.125897f, -0.416343f, 0.244610f, 0.431811f, -0.438538f, -0.175454f, |
| -0.275589f, 0.562784f, -0.729026f, 0.804139f, -0.420728f, -0.000884f, |
| 0.567181f, 0.354124f, -0.700377f, 0.393239f, -0.741974f, 0.891893f, |
| 0.772824f, 0.030009f, 0.358817f, 0.953587f, -0.749079f, 0.504486f, |
| 0.654104f, 0.562861f, -0.618235f, -0.142717f, -0.971087f, -0.349429f, |
| -0.730596f, -0.098965f, 0.144550f, 0.584047f, -0.160527f, 0.065073f, |
| 0.851409f, 0.798164f, 0.089667f, 0.802248f, -0.896347f, 0.617205f, |
| -0.330191f, -0.542634f, 0.644804f, -0.303531f, -0.669059f, -0.943733f, |
| 0.910740f, 0.360581f, 0.721124f, 0.878187f, 0.360388f, 0.834847f, |
| -0.486617f, 0.771236f, 0.840086f, -0.399873f, -0.853218f, 0.534797f, |
| -0.830096f, 0.457528f, -0.104221f, 0.302497f, -0.660996f, 0.062898f, |
| 0.267602f, -0.971808f, -0.059257f, 0.772652f, -0.771943f, -0.114918f, |
| 0.319096f, -0.410454f, 0.900737f, 0.388572f, -0.586387f, 0.109525f, |
| 0.758557f, 0.115715f, 0.504668f, 0.789802f, 0.683688f, -0.738287f, |
| -0.621692f, -0.692720f, -0.942196f, -0.981830f, 0.192903f, 0.218099f, |
| 0.837847f, 0.467149f, -0.397706f, -0.008851f, -0.483674f, 0.465709f, |
| -0.766478f, 0.492083f, 0.619578f, 0.490467f, -0.325713f, 0.168650f, |
| -0.062096f, -0.825470f, 0.657435f, 0.371889f, -0.465350f, 0.938967f, |
| -0.632452f, -0.400118f, -0.177630f, -0.527022f, -0.609889f, 0.410759f, |
| -0.638903f, 0.044666f, -0.407656f, -0.074436f, 0.850465f, -0.568222f, |
| -0.997982f, 0.813212f, 0.360084f, 0.029904f, 0.044138f, -0.794163f, |
| 0.993761f, -0.282062f, 0.250485f, -0.213267f, -0.984675f, 0.090570f, |
| 0.018221f, -0.506442f, -0.909209f, 0.683459f, -0.903500f, -0.367359f, |
| 0.566839f, 0.944800f, 0.172928f, 0.556088f, 0.455395f, 0.301974f, |
| 0.329230f, 0.877560f, 0.070163f, -0.203120f, 0.340915f, -0.118931f, |
| -0.734252f, -0.121593f, 0.095285f, -0.209727f, -0.203456f, 0.502697f, |
| 0.044701f, -0.019134f, -0.822642f, -0.498297f, -0.104882f, 0.275922f, |
| 0.418891f, 0.985240f, 0.864390f, -0.815541f, 0.907080f, -0.674409f, |
| 0.940910f, 0.194013f, -0.519546f, -0.859410f, -0.399918f, 0.627090f, |
| -0.846580f, -0.291054f, -0.735978f, -0.683641f, -0.875706f, 0.403687f, |
| -0.827037f, 0.233574f, -0.652457f, 0.302802f, -0.002607f, -0.430979f, |
| 0.661119f, 0.636720f, 0.876339f, -0.999348f, 0.280778f, -0.985289f, |
| -0.787158f, -0.786411f, -0.265782f, -0.520785f, -0.307720f, -0.500760f, |
| -0.225871f, -0.157923f, 0.280155f, 0.575106f, -0.460011f, 0.687965f, |
| 0.480937f, 0.652204f, -0.635616f, -0.869128f, 0.220701f, 0.403106f, |
| -0.776765f, -0.808353f, 0.195668f, 0.624465f, 0.629156f, -0.821126f, |
| 0.462557f, 0.807713f, -0.095536f, -0.858625f, -0.517444f, 0.463730f}; |
| |
| const float kReference[] = { |
| -0.816528f, 0.085421f, 0.739647f, -0.922089f, 0.669301f, -0.048187f, |
| -0.290039f, -0.818085f, -0.596008f, -0.177826f, -0.002197f, -0.350647f, |
| -0.064301f, 0.337291f, -0.621765f, 0.115909f, 0.311899f, -0.915924f, |
| 0.020478f, 0.836055f, -0.714020f, -0.037140f, 0.391125f, -0.340118f}; |
| |
| RunBitexactnessTest( |
| 16000, 2, CreateVector(rtc::ArrayView<const float>(kReferenceInput)), |
| CreateVector(rtc::ArrayView<const float>(kReference))); |
| } |
| } // namespace webrtc |