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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -5,13 +5,16 @@ | |
| <name>EI-SDK</name> | ||
| <license>LICENSE-apache-2.0.txt</license> | ||
| <description>Edge Impulse SDK</description> | ||
| <url>https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.57.18/</url> | ||
| <url>https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.60.2/</url> | ||
| <supportContact>[email protected]</supportContact> | ||
| <repository type="git">https://github.com/edgeimpulse/edge-impulse-sdk-pack.git</repository> | ||
| <releases> | ||
| <release version="1.57.18" tag="v1.57.18" date="2024-09-18" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.57.18/EdgeImpulse.EI-SDK.1.57.18.pack"> | ||
| <release version="1.60.2" tag="v1.60.2" date="2024-10-14" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.60.2/EdgeImpulse.EI-SDK.1.60.2.pack"> | ||
| EI-SDK | ||
| </release> | ||
| <release version="1.57.18" tag="v1.57.18" date="2024-09-18" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.57.18/EdgeImpulse.EI-SDK.1.57.18.pack"> | ||
| EI-SDK | ||
| </release> | ||
| <release version="1.57.11" tag="v1.57.11" date="2024-09-12" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.57.11/EdgeImpulse.EI-SDK.1.57.11.pack"> | ||
| EI-SDK | ||
| </release> | ||
|
|
@@ -98,9 +101,6 @@ | |
| </release> | ||
| <release version="1.49.38" tag="v1.49.38" date="2024-05-17" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.49.38/EdgeImpulse.EI-SDK.1.49.38.pack"> | ||
| EI-SDK | ||
| </release> | ||
| <release version="1.49.31" tag="v1.49.31" date="2024-05-15" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.49.31/EdgeImpulse.EI-SDK.1.49.31.pack"> | ||
| EI-SDK | ||
| </release> | ||
| </releases> | ||
| <keywords> | ||
|
|
@@ -146,7 +146,7 @@ | |
| </packages> | ||
| </requirements> | ||
| <components> | ||
| <component Cclass="EdgeImpulse" Cgroup="SDK" Cversion="1.57.18"> | ||
| <component Cclass="EdgeImpulse" Cgroup="SDK" Cversion="1.60.2"> | ||
| <description>Edge Impulse SDK</description> | ||
| <!-- short component description --> | ||
| <files> | ||
|
|
@@ -355,6 +355,8 @@ | |
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/stm32-cubeai/debug_log.cpp"/> | ||
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/arduino/ei_classifier_porting.cpp"/> | ||
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/arduino/debug_log.cpp"/> | ||
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/ambiq/ei_classifier_porting.cpp"/> | ||
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/ambiq/debug_log.cpp"/> | ||
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/synaptics/ei_classifier_porting.cpp"/> | ||
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/synaptics/debug_log.cpp"/> | ||
| <file category="source" name="edgeimpulse/edge-impulse-sdk/porting/mingw32/ei_classifier_porting.cpp"/> | ||
|
|
@@ -374,6 +376,7 @@ | |
| <file category="header" name="edgeimpulse/edge-impulse-sdk/classifier/ei_aligned_malloc.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/classifier/ei_run_dsp.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/classifier/ei_nms.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/classifier/ei_constants.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/classifier/ei_run_classifier_c.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/classifier/ei_run_classifier.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/classifier/ei_run_classifier_image.h"/> | ||
|
|
@@ -631,6 +634,8 @@ | |
| <file category="header" name="edgeimpulse/edge-impulse-sdk/dsp/kissfft/kissfft.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/dsp/kissfft/kiss_fftr.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/dsp/dct/fast-dct-fft.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/dsp/dsp_engines/ei_arm_cmsis_dsp.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/dsp/dsp_engines/ei_no_hw_dsp.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/porting/ei_classifier_porting.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/porting/ei_logging.h"/> | ||
| <file category="header" name="edgeimpulse/edge-impulse-sdk/porting/ethos-core-driver/include/ethosu_driver.h"/> | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| #ifndef __EI_CONSTANTS__H__ | ||
| #define __EI_CONSTANTS__H__ | ||
|
|
||
| #define EI_CLASSIFIER_RESIZE_NONE 0 | ||
| #define EI_CLASSIFIER_RESIZE_FIT_SHORTEST 1 | ||
| #define EI_CLASSIFIER_RESIZE_FIT_LONGEST 2 | ||
| #define EI_CLASSIFIER_RESIZE_SQUASH 3 | ||
|
|
||
| // This exists for linux runner, etc | ||
| __attribute__((unused)) static const char *EI_RESIZE_STRINGS[] = { "none", "fit-shortest", "fit-longest", "squash" }; | ||
|
|
||
| #endif //!__EI_CONSTANTS__H__ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,81 +1,2 @@ | ||
| /* | ||
| * Copyright (c) 2022 Project Nayuki. (MIT License) | ||
| * | ||
| * 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. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| #include <math.h> | ||
| #include <stdint.h> | ||
| #include <stdlib.h> | ||
| #include "fast-dct-fft.h" | ||
| #include "../returntypes.hpp" | ||
| #include "../numpy.hpp" | ||
| #include "../memory.hpp" | ||
|
|
||
| #ifndef M_PI | ||
| #define M_PI 3.14159265358979323846264338327950288 | ||
| #endif // M_PI | ||
|
|
||
| // DCT type II, unscaled | ||
| int ei::dct::transform(float vector[], size_t len) { | ||
| const size_t fft_data_out_size = (len / 2 + 1) * sizeof(ei::fft_complex_t); | ||
| const size_t fft_data_in_size = len * sizeof(float); | ||
|
|
||
| // Allocate KissFFT input / output buffer | ||
| fft_complex_t *fft_data_out = | ||
| (ei::fft_complex_t*)ei_dsp_calloc(fft_data_out_size, 1); | ||
| if (!fft_data_out) { | ||
| return ei::EIDSP_OUT_OF_MEM; | ||
| } | ||
|
|
||
| float *fft_data_in = (float*)ei_dsp_calloc(fft_data_in_size, 1); | ||
| if (!fft_data_in) { | ||
| ei_dsp_free(fft_data_out, fft_data_out_size); | ||
| return ei::EIDSP_OUT_OF_MEM; | ||
| } | ||
|
|
||
| // Preprocess the input buffer with the data from the vector | ||
| size_t halfLen = len / 2; | ||
| for (size_t i = 0; i < halfLen; i++) { | ||
| fft_data_in[i] = vector[i * 2]; | ||
| fft_data_in[len - 1 - i] = vector[i * 2 + 1]; | ||
| } | ||
| if (len % 2 == 1) { | ||
| fft_data_in[halfLen] = vector[len - 1]; | ||
| } | ||
|
|
||
| int r = ei::numpy::rfft(fft_data_in, len, fft_data_out, (len / 2 + 1), len); | ||
| if (r != 0) { | ||
| ei_dsp_free(fft_data_in, fft_data_in_size); | ||
| ei_dsp_free(fft_data_out, fft_data_out_size); | ||
| return r; | ||
| } | ||
|
|
||
| size_t i = 0; | ||
| for (; i < len / 2 + 1; i++) { | ||
| float temp = i * M_PI / (len * 2); | ||
| vector[i] = fft_data_out[i].r * cos(temp) + fft_data_out[i].i * sin(temp); | ||
| } | ||
| //take advantage of hermetian symmetry to calculate remainder of signal | ||
| for (; i < len; i++) { | ||
| float temp = i * M_PI / (len * 2); | ||
| int conj_idx = len-i; | ||
| // second half bins not calculated would have just been the conjugate of the first half (note minus of imag) | ||
| vector[i] = fft_data_out[conj_idx].r * cos(temp) - fft_data_out[conj_idx].i * sin(temp); | ||
| } | ||
| ei_dsp_free(fft_data_in, fft_data_in_size); | ||
| ei_dsp_free(fft_data_out, fft_data_out_size); | ||
|
|
||
| return 0; | ||
| } | ||
| // This file intentinally left blank | ||
| // Function moved to numpy.hpp |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,35 +1,7 @@ | ||
| /* | ||
| * Copyright (c) 2022 Project Nayuki. (MIT License) | ||
| * | ||
| * 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. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| #ifndef __FAST_DCT_FFT__H__ | ||
| #define __FAST_DCT_FFT__H__ | ||
|
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||
|
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| #include <stdbool.h> | ||
| #include <stddef.h> | ||
| #include "../kissfft/kiss_fft.h" | ||
|
|
||
| namespace ei { | ||
| namespace dct { | ||
|
|
||
| int transform(float vector[], size_t len); | ||
| int inverse_transform(float vector[], size_t len); | ||
|
|
||
| } // namespace dct | ||
| } // namespace ei | ||
| // This file intentinally left blank | ||
| // Function moved to numpy.hpp | ||
|
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||
| #endif //!__FAST-DCT-FFT__H__ |
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