Commit b8661377 authored by Dominik Weckbecker's avatar Dominik Weckbecker 💬
Browse files

implement clipping detection in the ambisonics converter program

parent d4307584

scripts/ambi_converter.c

+19 −1
Original line number Original line Diff line number Diff line
@@ -32,6 +32,7 @@ 
#include <stdio.h>

#include <stdio.h>

#include <assert.h>

#include <assert.h>

#include <math.h>

#include <math.h>

#include <stdint.h>

#include "tinywavein_c.h"

#include "tinywavein_c.h"

#include "tinywaveout_c.h"

#include "tinywaveout_c.h"

#include "ambi_convert.h"

#include "ambi_convert.h"
@@ -53,6 +54,7 @@ int main( int argc, char *argv[] ) 
    uint32_t samplesInFile;

    uint32_t samplesInFile;

    uint32_t numSamples = L_FRAME48k;

    uint32_t numSamples = L_FRAME48k;

    uint32_t numSamplesRead32 = 0;

    uint32_t numSamplesRead32 = 0;

    uint32_t numSamplesClipped = 0;





    int16_t bps;

    int16_t bps;

    int16_t samples[L_FRAME48k * AMBI_MAX_CHANNELS];

    int16_t samples[L_FRAME48k * AMBI_MAX_CHANNELS];
@@ -143,7 +145,23 @@ int main( int argc, char *argv[] ) 
        {

        {

            for ( int16_t j = 0; j < numChannels; j++ )

            for ( int16_t j = 0; j < numChannels; j++ )

            {

            {

                samples[i * numChannels + j] = (int16_t) out[j][i];

                int s1_i;

                float s1 = out[j][i];

                if ( s1 < INT16_MIN )

                {

                    s1_i = INT16_MIN;

                    numSamplesClipped++;

                }

                else if ( s1 > INT16_MAX )

                {

                    s1_i = INT16_MAX;

                    numSamplesClipped++;

                }

                else

                {

                    s1_i = (int16_t) s1;

                }

                samples[i * numChannels + j] = s1_i;

            }

            }

        }

        }