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| author | jaseg <git@jaseg.net> | 2020-10-14 12:47:28 +0200 |
|---|---|---|
| committer | jaseg <git@jaseg.net> | 2020-10-14 12:47:28 +0200 |
| commit | 6ab94e0b318884bbcb95e2ea3835f951502e1d99 (patch) | |
| tree | 4cc5794b89f89c55ff8370ae252518ab96b5fed3 /fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/Common/inc/math_helper.h | |
| parent | 1e6e8a2062923b434b2f4f5f2a9f8c0098135b01 (diff) | |
| download | minikbd-6ab94e0b318884bbcb95e2ea3835f951502e1d99.tar.gz minikbd-6ab94e0b318884bbcb95e2ea3835f951502e1d99.tar.bz2 minikbd-6ab94e0b318884bbcb95e2ea3835f951502e1d99.zip | |
Move firmware into subdirectory
Diffstat (limited to 'fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/Common/inc/math_helper.h')
| -rw-r--r-- | fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/Common/inc/math_helper.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/Common/inc/math_helper.h b/fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/Common/inc/math_helper.h new file mode 100644 index 0000000..1ca7acb --- /dev/null +++ b/fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/Common/inc/math_helper.h @@ -0,0 +1,52 @@ +/* ----------------------------------------------------------------------
+* Copyright (C) 2010 ARM Limited. All rights reserved.
+*
+* $Date: 29. November 2010
+* $Revision: V1.0.3
+*
+* Project: CMSIS DSP Library
+*
+* Title: math_helper.h
+*
+*
+* Description: Prototypes of all helper functions required.
+*
+* Target Processor: Cortex-M4/Cortex-M3
+*
+* Version 1.0.3 2010/11/29
+* Re-organized the CMSIS folders and updated documentation.
+*
+* Version 1.0.2 2010/11/11
+* Documentation updated.
+*
+* Version 1.0.1 2010/10/05
+* Production release and review comments incorporated.
+*
+* Version 1.0.0 2010/09/20
+* Production release and review comments incorporated.
+*
+* Version 0.0.7 2010/06/10
+* Misra-C changes done
+* -------------------------------------------------------------------- */
+
+#ifndef MATH_HELPER_H
+#define MATH_HELPER_H
+
+#include "arm_math.h"
+
+float arm_snr_f32(float *pRef, float *pTest, uint32_t buffSize);
+double arm_snr_f64(double *pRef, double *pTest, uint32_t buffSize);
+void arm_float_to_q12_20(float *pIn, q31_t * pOut, uint32_t numSamples);
+void arm_provide_guard_bits_q15(q15_t *input_buf, uint32_t blockSize, uint32_t guard_bits);
+void arm_provide_guard_bits_q31(q31_t *input_buf, uint32_t blockSize, uint32_t guard_bits);
+void arm_float_to_q14(float *pIn, q15_t *pOut, uint32_t numSamples);
+void arm_float_to_q29(float *pIn, q31_t *pOut, uint32_t numSamples);
+void arm_float_to_q28(float *pIn, q31_t *pOut, uint32_t numSamples);
+void arm_float_to_q30(float *pIn, q31_t *pOut, uint32_t numSamples);
+void arm_clip_f32(float *pIn, uint32_t numSamples);
+uint32_t arm_calc_guard_bits(uint32_t num_adds);
+void arm_apply_guard_bits (float32_t * pIn, uint32_t numSamples, uint32_t guard_bits);
+uint32_t arm_compare_fixed_q15(q15_t *pIn, q15_t * pOut, uint32_t numSamples);
+uint32_t arm_compare_fixed_q31(q31_t *pIn, q31_t *pOut, uint32_t numSamples);
+uint32_t arm_calc_2pow(uint32_t guard_bits);
+#endif
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