Seppo Ingalsuo

Results 44 issues of Seppo Ingalsuo

This PR contains commits for library add and cmocka unit tests.

First commit switches to script generated twiddle_32.h Second commit adds the 16 bit FFT version. The FFT API has changed with added number argument 16 or 32 to fft_plan_new() to...

Compute Mel Frequency Cepstral Coefficients (MFCC) from a SOF audio stream. The purpose of this Matlab or Octave script is to draft C implementation of a SOF MFCC generator component....

**Is your feature request related to a problem? Please describe.** Yes, audio_stream_read_frag_sXX() and audio_stream_write_frag_sXX() cause high processing load due to their check for circular buffer wrap for every PCM sample....

enhancement
performance

Fix a confusing mistake high-pass -> low_pass and typo. It's only a user help text change for "help stdlpf". Signed-off-by: Seppo Ingalsuo

This patch fixes the upper frequency for distortion plus noise measurement. The min(fs1, fs2) leaves part of upper band unmeasured and gives a too good looking THD+N performance figure when...

The test is treated passed if there were no failed cases. The fix in this patch is to force one failed case if both failed and passed counts are zeros....

**Is your feature request related to a problem? Please describe.** The cmake build of testbench does not generate an executable without optimization. When run in debugger (gdb + graphical front...

P2

**Describe the bug** The Matlab language scripts in tools/tune and tools/test/audio directories do not work with topology2. **To Reproduce** Create configuration blob for component or run audio_process_test(). **Reproduction Rate** **Expected...

bug
P2
topology
IPC4