diff options
| author | Marcus Tomlinson <themarcustomlinson@gmail.com> | 2017-04-22 19:24:22 +0200 |
|---|---|---|
| committer | Marcus Tomlinson <themarcustomlinson@gmail.com> | 2017-04-22 19:24:22 +0200 |
| commit | 47585b1a05f3fd37cc491fcc432b68582417ffad (patch) | |
| tree | 42293fac62ecbc63fd7512d5e9cee3a075d6570d /RtAudio.cpp | |
| parent | c0b2663f7dd1a24fc5759399ea2c806f5f3833a3 (diff) | |
Fix formatting
Diffstat (limited to 'RtAudio.cpp')
| -rw-r--r-- | RtAudio.cpp | 228 |
1 files changed, 114 insertions, 114 deletions
diff --git a/RtAudio.cpp b/RtAudio.cpp index 65ed830..95cf910 100644 --- a/RtAudio.cpp +++ b/RtAudio.cpp @@ -3869,129 +3869,129 @@ void convertBufferWasapi( char* outBuffer, unsigned int& outSampleCount,
const RtAudioFormat& format )
{
- // calculate the new outSampleCount and relative sampleStep
- float sampleRatio = ( float ) outSampleRate / inSampleRate;
- float sampleRatioInv = ( float ) 1 / sampleRatio;
- float sampleStep = 1.0f / sampleRatio;
- float inSampleFraction = 0.0f;
+ // calculate the new outSampleCount and relative sampleStep
+ float sampleRatio = ( float ) outSampleRate / inSampleRate;
+ float sampleRatioInv = ( float ) 1 / sampleRatio;
+ float sampleStep = 1.0f / sampleRatio;
+ float inSampleFraction = 0.0f;
- outSampleCount = ( unsigned int ) roundf( inSampleCount * sampleRatio );
+ outSampleCount = ( unsigned int ) roundf( inSampleCount * sampleRatio );
- // if inSampleRate is a multiple of outSampleRate (or vice versa) there's no need to interpolate
- if (floor( sampleRatio ) == sampleRatio || floor( sampleRatioInv ) == sampleRatioInv)
+ // if inSampleRate is a multiple of outSampleRate (or vice versa) there's no need to interpolate
+ if (floor( sampleRatio ) == sampleRatio || floor( sampleRatioInv ) == sampleRatioInv)
+ {
+ // frame-by-frame, copy each relative input sample into it's corresponding output sample
+ for (unsigned int outSample = 0; outSample < outSampleCount; outSample++)
{
- // frame-by-frame, copy each relative input sample into it's corresponding output sample
- for (unsigned int outSample = 0; outSample < outSampleCount; outSample++)
- {
- unsigned int inSample = ( unsigned int ) inSampleFraction;
-
- switch (format)
- {
- case RTAUDIO_SINT8:
- memcpy( &(( char* ) outBuffer)[outSample * channelCount], &(( char* ) inBuffer)[inSample * channelCount], channelCount * sizeof( char ) );
- break;
- case RTAUDIO_SINT16:
- memcpy( &(( short* ) outBuffer)[outSample * channelCount], &(( short* ) inBuffer)[inSample * channelCount], channelCount * sizeof( short ) );
- break;
- case RTAUDIO_SINT24:
- memcpy( &(( S24* ) outBuffer)[outSample * channelCount], &(( S24* ) inBuffer)[inSample * channelCount], channelCount * sizeof( S24 ) );
- break;
- case RTAUDIO_SINT32:
- memcpy( &(( int* ) outBuffer)[outSample * channelCount], &(( int* ) inBuffer)[inSample * channelCount], channelCount * sizeof( int ) );
- break;
- case RTAUDIO_FLOAT32:
- memcpy( &(( float* ) outBuffer)[outSample * channelCount], &(( float* ) inBuffer)[inSample * channelCount], channelCount * sizeof( float ) );
- break;
- case RTAUDIO_FLOAT64:
- memcpy( &(( double* ) outBuffer)[outSample * channelCount], &(( double* ) inBuffer)[inSample * channelCount], channelCount * sizeof( double ) );
- break;
- }
+ unsigned int inSample = ( unsigned int ) inSampleFraction;
- // jump to next in sample
- inSampleFraction += sampleStep;
- }
+ switch (format)
+ {
+ case RTAUDIO_SINT8:
+ memcpy( &(( char* ) outBuffer)[outSample * channelCount], &(( char* ) inBuffer)[inSample * channelCount], channelCount * sizeof( char ) );
+ break;
+ case RTAUDIO_SINT16:
+ memcpy( &(( short* ) outBuffer)[outSample * channelCount], &(( short* ) inBuffer)[inSample * channelCount], channelCount * sizeof( short ) );
+ break;
+ case RTAUDIO_SINT24:
+ memcpy( &(( S24* ) outBuffer)[outSample * channelCount], &(( S24* ) inBuffer)[inSample * channelCount], channelCount * sizeof( S24 ) );
+ break;
+ case RTAUDIO_SINT32:
+ memcpy( &(( int* ) outBuffer)[outSample * channelCount], &(( int* ) inBuffer)[inSample * channelCount], channelCount * sizeof( int ) );
+ break;
+ case RTAUDIO_FLOAT32:
+ memcpy( &(( float* ) outBuffer)[outSample * channelCount], &(( float* ) inBuffer)[inSample * channelCount], channelCount * sizeof( float ) );
+ break;
+ case RTAUDIO_FLOAT64:
+ memcpy( &(( double* ) outBuffer)[outSample * channelCount], &(( double* ) inBuffer)[inSample * channelCount], channelCount * sizeof( double ) );
+ break;
+ }
+
+ // jump to next in sample
+ inSampleFraction += sampleStep;
}
- else // else interpolate
+ }
+ else // else interpolate
+ {
+ // frame-by-frame, copy each relative input sample into it's corresponding output sample
+ for (unsigned int outSample = 0; outSample < outSampleCount; outSample++)
{
- // frame-by-frame, copy each relative input sample into it's corresponding output sample
- for (unsigned int outSample = 0; outSample < outSampleCount; outSample++)
- {
- unsigned int inSample = ( unsigned int ) inSampleFraction;
-
- switch (format)
- {
- case RTAUDIO_SINT8:
- {
- for (unsigned int channel = 0; channel < channelCount; channel++)
- {
- char fromSample = (( char* ) inBuffer)[(inSample * channelCount) + channel];
- char toSample = (( char* ) inBuffer)[((inSample + 1) * channelCount) + channel];
- float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
- (( char* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( char ) sampleDiff;
- }
- break;
- }
- case RTAUDIO_SINT16:
- {
- for (unsigned int channel = 0; channel < channelCount; channel++)
- {
- short fromSample = (( short* ) inBuffer)[(inSample * channelCount) + channel];
- short toSample = (( short* ) inBuffer)[((inSample + 1) * channelCount) + channel];
- float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
- (( short* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( short ) sampleDiff;
- }
- break;
- }
- case RTAUDIO_SINT24:
- {
- for (unsigned int channel = 0; channel < channelCount; channel++)
- {
- int fromSample = (( S24* ) inBuffer)[(inSample * channelCount) + channel].asInt();
- int toSample = (( S24* ) inBuffer)[((inSample + 1) * channelCount) + channel].asInt();
- float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
- (( S24* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( int ) sampleDiff;
- }
- break;
- }
- case RTAUDIO_SINT32:
- {
- for (unsigned int channel = 0; channel < channelCount; channel++)
- {
- int fromSample = (( int* ) inBuffer)[(inSample * channelCount) + channel];
- int toSample = (( int* ) inBuffer)[((inSample + 1) * channelCount) + channel];
- float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
- (( int* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( int ) sampleDiff;
- }
- break;
- }
- case RTAUDIO_FLOAT32:
- {
- for (unsigned int channel = 0; channel < channelCount; channel++)
- {
- float fromSample = (( float* ) inBuffer)[(inSample * channelCount) + channel];
- float toSample = (( float* ) inBuffer)[((inSample + 1) * channelCount) + channel];
- float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
- (( float* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + sampleDiff;
- }
- break;
- }
- case RTAUDIO_FLOAT64:
- {
- for (unsigned int channel = 0; channel < channelCount; channel++)
- {
- double fromSample = (( double* ) inBuffer)[(inSample * channelCount) + channel];
- double toSample = (( double* ) inBuffer)[((inSample + 1) * channelCount) + channel];
- double sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
- (( double* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + sampleDiff;
- }
- break;
- }
- }
+ unsigned int inSample = ( unsigned int ) inSampleFraction;
- // jump to next in sample
- inSampleFraction += sampleStep;
+ switch (format)
+ {
+ case RTAUDIO_SINT8:
+ {
+ for (unsigned int channel = 0; channel < channelCount; channel++)
+ {
+ char fromSample = (( char* ) inBuffer)[(inSample * channelCount) + channel];
+ char toSample = (( char* ) inBuffer)[((inSample + 1) * channelCount) + channel];
+ float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
+ (( char* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( char ) sampleDiff;
+ }
+ break;
+ }
+ case RTAUDIO_SINT16:
+ {
+ for (unsigned int channel = 0; channel < channelCount; channel++)
+ {
+ short fromSample = (( short* ) inBuffer)[(inSample * channelCount) + channel];
+ short toSample = (( short* ) inBuffer)[((inSample + 1) * channelCount) + channel];
+ float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
+ (( short* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( short ) sampleDiff;
+ }
+ break;
+ }
+ case RTAUDIO_SINT24:
+ {
+ for (unsigned int channel = 0; channel < channelCount; channel++)
+ {
+ int fromSample = (( S24* ) inBuffer)[(inSample * channelCount) + channel].asInt();
+ int toSample = (( S24* ) inBuffer)[((inSample + 1) * channelCount) + channel].asInt();
+ float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
+ (( S24* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( int ) sampleDiff;
+ }
+ break;
+ }
+ case RTAUDIO_SINT32:
+ {
+ for (unsigned int channel = 0; channel < channelCount; channel++)
+ {
+ int fromSample = (( int* ) inBuffer)[(inSample * channelCount) + channel];
+ int toSample = (( int* ) inBuffer)[((inSample + 1) * channelCount) + channel];
+ float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
+ (( int* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + ( int ) sampleDiff;
}
+ break;
+ }
+ case RTAUDIO_FLOAT32:
+ {
+ for (unsigned int channel = 0; channel < channelCount; channel++)
+ {
+ float fromSample = (( float* ) inBuffer)[(inSample * channelCount) + channel];
+ float toSample = (( float* ) inBuffer)[((inSample + 1) * channelCount) + channel];
+ float sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
+ (( float* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + sampleDiff;
+ }
+ break;
+ }
+ case RTAUDIO_FLOAT64:
+ {
+ for (unsigned int channel = 0; channel < channelCount; channel++)
+ {
+ double fromSample = (( double* ) inBuffer)[(inSample * channelCount) + channel];
+ double toSample = (( double* ) inBuffer)[((inSample + 1) * channelCount) + channel];
+ double sampleDiff = (toSample - fromSample) * (inSampleFraction - floor( inSampleFraction ));
+ (( double* ) outBuffer)[(outSample * channelCount) + channel] = fromSample + sampleDiff;
+ }
+ break;
+ }
+ }
+
+ // jump to next in sample
+ inSampleFraction += sampleStep;
}
+ }
}
//-----------------------------------------------------------------------------
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