7 years, 9 months ago.

mbed-dsp : header file missing(?) and error in api doxygen.

Missing header file?
Unless I missed something, I think there is a problem when we want to use arm_cfft_f32() function instead of the deprecated arm_cfft_radix4_... functions : we need to include arm_const_structs.h but this file is not present in the dsp library.

API documentation
The documentation in arm_cfft_f32.c contains an error in the sample code. As a result, the "Detailed description" at http://mbed.org/teams/mbed-official/code/mbed-dsp/docs/7a284390b0ce/group__ComplexFFT.html also reflects this error (missing &):

arm_cfft_f32(arm_cfft_sR_f32_len64, pSrc, 1, 1)
should be
arm_cfft_f32(&arm_cfft_sR_f32_len64, pSrc, 1, 1)

If this is updated, adding <code> </code> to the constants initialization example will improve readability (starts with const static arm_cfft_instance_f32 *S; ... )

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