sound4::impact::helper Namespace Reference

Classes
struct	SampleFormat
	Helper for Sample format types. More...
struct	SampleFormat< float >
struct	SampleFormat< int16_t >
struct	SampleFormat< int32_t >

Functions
static std::string	WStringToUTF8 (const std::wstring &wstr)
static std::wstring	UTF8ToWString (const std::string &str)
static void	AudioConvertFrom (const uint8_t *payload, float *output, size_t nSpl, impact_SampleFormat fmt)
static void	AudioConvertTo (const float *input, uint8_t *payload, size_t nSpl, impact_SampleFormat fmt)
static void	StereoToMono (const float *input, float *output, size_t nFrame)
static void	MonoToStereo (const float *input, float *output, size_t nFrame)
static void	StereoToMono_Planar (const float *inputL, const float *inputR, float *output, size_t nFrame)
static void	MonoToStereo_Planar (const float *input, float *outputL, float *outputR, size_t nFrame)
static void	AudioMonoFromLiveStereo (const uint8_t *payload, float *output)
static void	AudioMonoToLiveStereo (const float *input, uint8_t *payload)

Detailed Description

helper functions for unicode strings in Windows

Function Documentation

AudioConvertFrom()

static void sound4::impact::helper::AudioConvertFrom ( const uint8_t *  payload, float *  output, size_t  nSpl, impact_SampleFormat  fmt  )

inlinestatic

Convert the payload to floating-point array

Warning

Output buffer must be 64-byte aligned

Parameters

payload	the binary raw audio buffer
output	audio output buffer (64 byte aligned)
nSpl	the number of samples (not frames)
fmt	the format of the payload

Definition at line 158 of file sound4.impact.cl.hpp.

AudioConvertTo()

static void sound4::impact::helper::AudioConvertTo ( const float *  input, uint8_t *  payload, size_t  nSpl, impact_SampleFormat  fmt  )

inlinestatic

Convert floating-point array to payload

Warning

Input buffer must be 64-byte aligned

Parameters

input	audio input buffer (64 byte aligned)
payload	the binary raw audio buffer
nSpl	the number of samples (not frames)
fmt	the format of the payload

Definition at line 172 of file sound4.impact.cl.hpp.

AudioMonoFromLiveStereo()

static void sound4::impact::helper::AudioMonoFromLiveStereo ( const uint8_t *  payload, float *  output  )

inlinestatic

Convert Livewire Livestereo payload to floating-point Mono (12 samples)

Parameters

payload	Livewire Live Stereo raw buffer
output	audio output mono buffer (64 byte aligned)

Definition at line 236 of file sound4.impact.cl.hpp.

AudioMonoToLiveStereo()

static void sound4::impact::helper::AudioMonoToLiveStereo ( const float *  input, uint8_t *  payload  )

inlinestatic

Convert floating-point Mono (12 samples) to Livewire Livestereo payload

Parameters

input	audio input mono buffer (64 byte aligned)
payload	Livewire Live Stereo raw buffer

Definition at line 246 of file sound4.impact.cl.hpp.

MonoToStereo()

static void sound4::impact::helper::MonoToStereo ( const float *  input, float *  output, size_t  nFrame  )

inlinestatic

Convert floating-point Mono to Stereo (L,L)

Warning

Buffers must be 64-byte aligned

Parameters

input	audio input mono buffer (64 byte aligned)
output	audio output stereo buffer (64 byte aligned)
nFrame	the number of frames

Definition at line 198 of file sound4.impact.cl.hpp.

MonoToStereo_Planar()

static void sound4::impact::helper::MonoToStereo_Planar ( const float *  input, float *  outputL, float *  outputR, size_t  nFrame  )

inlinestatic

Convert floating-point Mono to Stereo (planar) (L,L)

Warning

Buffers must be 64-byte aligned

Parameters

input	audio input mono buffer (64 byte aligned)
outputL	audio output left buffer (64 byte aligned)
outputR	audio output right buffer (64 byte aligned)
nFrame	the number of frames

Definition at line 226 of file sound4.impact.cl.hpp.

StereoToMono()

static void sound4::impact::helper::StereoToMono ( const float *  input, float *  output, size_t  nFrame  )

inlinestatic

Convert floating-point Stereo to Mono (L+R)/2

Warning

Buffers must be 64-byte aligned

Parameters

input	audio input stereo buffer (64 byte aligned)
output	audio output mono buffer (64 byte aligned)
nFrame	the number of frames

Definition at line 185 of file sound4.impact.cl.hpp.

StereoToMono_Planar()

static void sound4::impact::helper::StereoToMono_Planar ( const float *  inputL, const float *  inputR, float *  output, size_t  nFrame  )

inlinestatic

Convert floating-point Stereo (planar) to Mono (L+R)/2

Warning

Buffers must be 64-byte aligned

Parameters

inputL	audio input left buffer (64 byte aligned)
inputR	audio input right buffer (64 byte aligned)
output	audio output mono buffer (64 byte aligned)
nFrame	the number of frames

Definition at line 212 of file sound4.impact.cl.hpp.

UTF8ToWString()

static std::wstring sound4::impact::helper::UTF8ToWString ( const std::string &  str )

inlinestatic

Helper to convert a std::string (UTF8) to a std::wstring for Windows

Attention

For Windows only

Definition at line 117 of file sound4.impact.cl.hpp.

WStringToUTF8()

static std::string sound4::impact::helper::WStringToUTF8 ( const std::wstring &  wstr )

inlinestatic

Helper to convert a std::wstring to a std::string (UTF8) for Windows

Attention

For Windows only

Definition at line 105 of file sound4.impact.cl.hpp.