ags_audio_buffer_util: Advanced Gtk+ Sequencer Audio Reference Manual

ags_audio_buffer_util

Functions

#define	AGS_AUDIO_BUFFER_S8()
#define	AGS_AUDIO_BUFFER_S16()
#define	AGS_AUDIO_BUFFER_S24()
#define	AGS_AUDIO_BUFFER_S32()
#define	AGS_AUDIO_BUFFER_S64()
#define	AGS_AUDIO_BUFFER_FLOAT()
#define	AGS_AUDIO_BUFFER_DOUBLE()
#define	AGS_AUDIO_BUFFER_COMPLEX()
guint	ags_audio_buffer_util_format_from_soundcard ()
guint	ags_audio_buffer_util_get_copy_mode ()
void	ags_audio_buffer_util_clear_float ()
void	ags_audio_buffer_util_clear_float32 ()
void	ags_audio_buffer_util_clear_double ()
void	ags_audio_buffer_util_clear_complex ()
void	ags_audio_buffer_util_clear_buffer ()
gdouble	ags_audio_buffer_util_envelope_s8 ()
gdouble	ags_audio_buffer_util_envelope_s16 ()
gdouble	ags_audio_buffer_util_envelope_s24 ()
gdouble	ags_audio_buffer_util_envelope_s32 ()
gdouble	ags_audio_buffer_util_envelope_s64 ()
gdouble	ags_audio_buffer_util_envelope_float ()
gdouble	ags_audio_buffer_util_envelope_double ()
gdouble	ags_audio_buffer_util_envelope_complex ()
gdouble	ags_audio_buffer_util_envelope ()
void	ags_audio_buffer_util_volume_s8 ()
void	ags_audio_buffer_util_volume_s16 ()
void	ags_audio_buffer_util_volume_s24 ()
void	ags_audio_buffer_util_volume_s32 ()
void	ags_audio_buffer_util_volume_s64 ()
void	ags_audio_buffer_util_volume_float ()
void	ags_audio_buffer_util_volume_double ()
void	ags_audio_buffer_util_volume_complex ()
void	ags_audio_buffer_util_volume ()
gdouble	ags_audio_buffer_util_peak_s8 ()
gdouble	ags_audio_buffer_util_peak_s16 ()
gdouble	ags_audio_buffer_util_peak_s24 ()
gdouble	ags_audio_buffer_util_peak_s32 ()
gdouble	ags_audio_buffer_util_peak_s64 ()
gdouble	ags_audio_buffer_util_peak_float ()
gdouble	ags_audio_buffer_util_peak_double ()
gdouble	ags_audio_buffer_util_peak_complex ()
gdouble	ags_audio_buffer_util_peak ()
gint8 *	ags_audio_buffer_util_resample_s8 ()
gint16 *	ags_audio_buffer_util_resample_s16 ()
gint32 *	ags_audio_buffer_util_resample_s24 ()
gint32 *	ags_audio_buffer_util_resample_s32 ()
gint64 *	ags_audio_buffer_util_resample_s64 ()
gfloat *	ags_audio_buffer_util_resample_float ()
gdouble *	ags_audio_buffer_util_resample_double ()
AgsComplex *	ags_audio_buffer_util_resample_complex ()
void *	ags_audio_buffer_util_resample ()
void	ags_audio_buffer_util_copy_s8_to_s8 ()
void	ags_audio_buffer_util_copy_s8_to_s16 ()
void	ags_audio_buffer_util_copy_s8_to_s24 ()
void	ags_audio_buffer_util_copy_s8_to_s32 ()
void	ags_audio_buffer_util_copy_s8_to_s64 ()
void	ags_audio_buffer_util_copy_s8_to_float ()
void	ags_audio_buffer_util_copy_s8_to_double ()
void	ags_audio_buffer_util_copy_s16_to_s8 ()
void	ags_audio_buffer_util_copy_s16_to_s16 ()
void	ags_audio_buffer_util_copy_s16_to_s24 ()
void	ags_audio_buffer_util_copy_s16_to_s32 ()
void	ags_audio_buffer_util_copy_s16_to_s64 ()
void	ags_audio_buffer_util_copy_s16_to_float ()
void	ags_audio_buffer_util_copy_s16_to_double ()
void	ags_audio_buffer_util_copy_s24_to_s8 ()
void	ags_audio_buffer_util_copy_s24_to_s16 ()
void	ags_audio_buffer_util_copy_s24_to_s24 ()
void	ags_audio_buffer_util_copy_s24_to_s32 ()
void	ags_audio_buffer_util_copy_s24_to_s64 ()
void	ags_audio_buffer_util_copy_s24_to_float ()
void	ags_audio_buffer_util_copy_s24_to_double ()
void	ags_audio_buffer_util_copy_s32_to_s8 ()
void	ags_audio_buffer_util_copy_s32_to_s16 ()
void	ags_audio_buffer_util_copy_s32_to_s24 ()
void	ags_audio_buffer_util_copy_s32_to_s32 ()
void	ags_audio_buffer_util_copy_s32_to_s64 ()
void	ags_audio_buffer_util_copy_s32_to_float ()
void	ags_audio_buffer_util_copy_s32_to_double ()
void	ags_audio_buffer_util_copy_s64_to_s8 ()
void	ags_audio_buffer_util_copy_s64_to_s16 ()
void	ags_audio_buffer_util_copy_s64_to_s24 ()
void	ags_audio_buffer_util_copy_s64_to_s32 ()
void	ags_audio_buffer_util_copy_s64_to_s64 ()
void	ags_audio_buffer_util_copy_s64_to_float ()
void	ags_audio_buffer_util_copy_s64_to_double ()
void	ags_audio_buffer_util_copy_float_to_s8 ()
void	ags_audio_buffer_util_copy_float_to_s16 ()
void	ags_audio_buffer_util_copy_float_to_s24 ()
void	ags_audio_buffer_util_copy_float_to_s32 ()
void	ags_audio_buffer_util_copy_float_to_s64 ()
void	ags_audio_buffer_util_copy_float_to_float ()
void	ags_audio_buffer_util_copy_float_to_double ()
void	ags_audio_buffer_util_copy_double_to_s8 ()
void	ags_audio_buffer_util_copy_double_to_s16 ()
void	ags_audio_buffer_util_copy_double_to_s24 ()
void	ags_audio_buffer_util_copy_double_to_s32 ()
void	ags_audio_buffer_util_copy_double_to_s64 ()
void	ags_audio_buffer_util_copy_double_to_float ()
void	ags_audio_buffer_util_copy_double_to_double ()
void	ags_audio_buffer_util_copy_s8_to_float32 ()
void	ags_audio_buffer_util_copy_s16_to_float32 ()
void	ags_audio_buffer_util_copy_s24_to_float32 ()
void	ags_audio_buffer_util_copy_s32_to_float32 ()
void	ags_audio_buffer_util_copy_s64_to_float32 ()
void	ags_audio_buffer_util_copy_float_to_float32 ()
void	ags_audio_buffer_util_copy_double_to_float32 ()
void	ags_audio_buffer_util_copy_float32_to_float32 ()
void	ags_audio_buffer_util_copy_float32_to_s8 ()
void	ags_audio_buffer_util_copy_float32_to_s16 ()
void	ags_audio_buffer_util_copy_float32_to_s24 ()
void	ags_audio_buffer_util_copy_float32_to_s32 ()
void	ags_audio_buffer_util_copy_float32_to_s64 ()
void	ags_audio_buffer_util_copy_float32_to_float ()
void	ags_audio_buffer_util_copy_float32_to_double ()
void	ags_audio_buffer_util_copy_s8_to_complex ()
void	ags_audio_buffer_util_copy_s16_to_complex ()
void	ags_audio_buffer_util_copy_s24_to_complex ()
void	ags_audio_buffer_util_copy_s32_to_complex ()
void	ags_audio_buffer_util_copy_s64_to_complex ()
void	ags_audio_buffer_util_copy_float_to_complex ()
void	ags_audio_buffer_util_copy_double_to_complex ()
void	ags_audio_buffer_util_copy_float32_to_complex ()
void	ags_audio_buffer_util_copy_complex_to_complex ()
void	ags_audio_buffer_util_copy_complex_to_s8 ()
void	ags_audio_buffer_util_copy_complex_to_s16 ()
void	ags_audio_buffer_util_copy_complex_to_s24 ()
void	ags_audio_buffer_util_copy_complex_to_s32 ()
void	ags_audio_buffer_util_copy_complex_to_s64 ()
void	ags_audio_buffer_util_copy_complex_to_float ()
void	ags_audio_buffer_util_copy_complex_to_double ()
void	ags_audio_buffer_util_copy_complex_to_float32 ()
void	ags_audio_buffer_util_copy_buffer_to_buffer ()

Types and Values

enum	AgsAudioBufferUtilFormat
enum	AgsAudioBufferUtilSamplerate
enum	AgsAudioBufferUtilCopyMode

Description

Functions

AGS_AUDIO_BUFFER_S8()

#define AGS_AUDIO_BUFFER_S8(ptr) ((gint8 *)(ptr))

AGS_AUDIO_BUFFER_S16()

#define AGS_AUDIO_BUFFER_S16(ptr) ((gint16 *)(ptr))

AGS_AUDIO_BUFFER_S24()

#define AGS_AUDIO_BUFFER_S24(ptr) ((gint32 *)(ptr))

AGS_AUDIO_BUFFER_S32()

#define AGS_AUDIO_BUFFER_S32(ptr) ((gint32 *)(ptr))

AGS_AUDIO_BUFFER_S64()

#define AGS_AUDIO_BUFFER_S64(ptr) ((gint64 *)(ptr))

AGS_AUDIO_BUFFER_FLOAT()

#define AGS_AUDIO_BUFFER_FLOAT(ptr) ((gfloat *)(ptr))

AGS_AUDIO_BUFFER_DOUBLE()

#define AGS_AUDIO_BUFFER_DOUBLE(ptr) ((gdouble *)(ptr))

AGS_AUDIO_BUFFER_COMPLEX()

#define AGS_AUDIO_BUFFER_COMPLEX(ptr) ((AgsComplex *)(ptr))

ags_audio_buffer_util_format_from_soundcard ()

guint
ags_audio_buffer_util_format_from_soundcard
                               (guint soundcard_format);

Translate soundcard format to audio buffer util format.

Parameters

soundcard_format

the soundcard bit mode

Returns

the converted format

Since: 2.0.0

ags_audio_buffer_util_get_copy_mode ()

guint
ags_audio_buffer_util_get_copy_mode (guint destination_format,
                                     guint source_format);

Get copy mode for given destination and source format.

Parameters

destination_format	the destination buffer format
source_format	the source buffer format

Returns

the desired copy mode

Since: 2.0.0

ags_audio_buffer_util_clear_float ()

void
ags_audio_buffer_util_clear_float (gfloat *buffer,
                                   guint channels,
                                   guint count);

Clears a buffer.

Parameters

buffer	the buffer to clear
channels	number of channels
count	count frames

Since: 2.0.0

ags_audio_buffer_util_clear_float32 ()

void
ags_audio_buffer_util_clear_float32 (Float32 *buffer,
                                     guint channels,
                                     guint count);

Clears a buffer.

Parameters

buffer	the buffer to clear
channels	number of channels
count	count frames

Since: 2.0.0

ags_audio_buffer_util_clear_double ()

void
ags_audio_buffer_util_clear_double (gdouble *buffer,
                                    guint channels,
                                    guint count);

Clears a buffer.

Parameters

buffer	the buffer to clear
channels	number of channels
count	count frames

Since: 2.0.0

ags_audio_buffer_util_clear_complex ()

void
ags_audio_buffer_util_clear_complex (AgsComplex *buffer,
                                     guint channels,
                                     guint count);

Clears a buffer.

Parameters

buffer	the buffer to clear
channels	number of channels
count	count frames

Since: 2.3.0

ags_audio_buffer_util_clear_buffer ()

void
ags_audio_buffer_util_clear_buffer (void *buffer,
                                    guint channels,
                                    guint count,
                                    guint format);

Clears the audio data.

Parameters

buffer	the audio data
channels	the number of channels
count	number of frames
format	the format

Since: 2.0.0

ags_audio_buffer_util_envelope_s8 ()

gdouble
ags_audio_buffer_util_envelope_s8 (gint8 *buffer,
                                   guint channels,
                                   guint buffer_length,
                                   gdouble current_volume,
                                   gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_envelope_s16 ()

gdouble
ags_audio_buffer_util_envelope_s16 (gint16 *buffer,
                                    guint channels,
                                    guint buffer_length,
                                    gdouble current_volume,
                                    gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_envelope_s24 ()

gdouble
ags_audio_buffer_util_envelope_s24 (gint32 *buffer,
                                    guint channels,
                                    guint buffer_length,
                                    gdouble current_volume,
                                    gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_envelope_s32 ()

gdouble
ags_audio_buffer_util_envelope_s32 (gint32 *buffer,
                                    guint channels,
                                    guint buffer_length,
                                    gdouble current_volume,
                                    gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_envelope_s64 ()

gdouble
ags_audio_buffer_util_envelope_s64 (gint64 *buffer,
                                    guint channels,
                                    guint buffer_length,
                                    gdouble current_volume,
                                    gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_envelope_float ()

gdouble
ags_audio_buffer_util_envelope_float (gfloat *buffer,
                                      guint channels,
                                      guint buffer_length,
                                      gdouble current_volume,
                                      gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_envelope_double ()

gdouble
ags_audio_buffer_util_envelope_double (gdouble *buffer,
                                       guint channels,
                                       guint buffer_length,
                                       gdouble current_volume,
                                       gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_envelope_complex ()

gdouble
ags_audio_buffer_util_envelope_complex
                               (AgsComplex *buffer,
                                guint channels,
                                guint buffer_length,
                                gdouble current_volume,
                                gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.3.0

ags_audio_buffer_util_envelope ()

gdouble
ags_audio_buffer_util_envelope (void *buffer,
                                guint channels,
                                guint format,
                                guint buffer_length,
                                gdouble current_volume,
                                gdouble ratio);

Envelope buffer at ratio .

Parameters

buffer	the audio buffer
channels	number of audio channels
format	the format to use
buffer_length	the buffer's length
current_volume	current volume
ratio	the amount to increment

Returns

the last volume used

Since: 2.0.0

ags_audio_buffer_util_volume_s8 ()

void
ags_audio_buffer_util_volume_s8 (gint8 *buffer,
                                 guint channels,
                                 guint buffer_length,
                                 gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume_s16 ()

void
ags_audio_buffer_util_volume_s16 (gint16 *buffer,
                                  guint channels,
                                  guint buffer_length,
                                  gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume_s24 ()

void
ags_audio_buffer_util_volume_s24 (gint32 *buffer,
                                  guint channels,
                                  guint buffer_length,
                                  gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume_s32 ()

void
ags_audio_buffer_util_volume_s32 (gint32 *buffer,
                                  guint channels,
                                  guint buffer_length,
                                  gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume_s64 ()

void
ags_audio_buffer_util_volume_s64 (gint64 *buffer,
                                  guint channels,
                                  guint buffer_length,
                                  gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume_float ()

void
ags_audio_buffer_util_volume_float (gfloat *buffer,
                                    guint channels,
                                    guint buffer_length,
                                    gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume_double ()

void
ags_audio_buffer_util_volume_double (gdouble *buffer,
                                     guint channels,
                                     guint buffer_length,
                                     gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume_complex ()

void
ags_audio_buffer_util_volume_complex (AgsComplex *buffer,
                                      guint channels,
                                      guint buffer_length,
                                      gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_volume ()

void
ags_audio_buffer_util_volume (void *buffer,
                              guint channels,
                              guint format,
                              guint buffer_length,
                              gdouble volume);

Adjust volume of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
format	the format to use
buffer_length	the buffer's length
volume	volume

Since: 2.0.0

ags_audio_buffer_util_peak_s8 ()

gdouble
ags_audio_buffer_util_peak_s8 (gint8 *buffer,
                               guint channels,
                               guint buffer_length,
                               gdouble harmonic_rate,
                               gdouble max_rate,
                               gdouble pressure_factor);

Retrive peak of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer length
harmonic_rate	the harmonic rate
max_rate	the max rate
pressure_factor	the pressure factor

Returns

the peak as gdouble

Since: 2.0.0

ags_audio_buffer_util_peak_s16 ()

gdouble
ags_audio_buffer_util_peak_s16 (gint16 *buffer,
                                guint channels,
                                guint buffer_length,
                                gdouble harmonic_rate,
                                gdouble max_rate,
                                gdouble pressure_factor);

Retrive peak of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer length
harmonic_rate	the harmonic rate
max_rate	the max rate
pressure_factor	the pressure factor

Returns

the peak as gdouble

Since: 2.0.0

ags_audio_buffer_util_peak_s24 ()

gdouble
ags_audio_buffer_util_peak_s24 (gint32 *buffer,
                                guint channels,
                                guint buffer_length,
                                gdouble harmonic_rate,
                                gdouble max_rate,
                                gdouble pressure_factor);

Retrive peak of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer length
harmonic_rate	the harmonic rate
max_rate	the max rate
pressure_factor	the pressure factor

Returns

the peak as gdouble

Since: 2.0.0

ags_audio_buffer_util_peak_s32 ()

gdouble
ags_audio_buffer_util_peak_s32 (gint32 *buffer,
                                guint channels,
                                guint buffer_length,
                                gdouble harmonic_rate,
                                gdouble max_rate,
                                gdouble pressure_factor);

ags_audio_buffer_util_peak_s64 ()

gdouble
ags_audio_buffer_util_peak_s64 (gint64 *buffer,
                                guint channels,
                                guint buffer_length,
                                gdouble harmonic_rate,
                                gdouble max_rate,
                                gdouble pressure_factor);

ags_audio_buffer_util_peak_float ()

gdouble
ags_audio_buffer_util_peak_float (gfloat *buffer,
                                  guint channels,
                                  guint buffer_length,
                                  gdouble harmonic_rate,
                                  gdouble max_rate,
                                  gdouble pressure_factor);

Retrive peak of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer length
harmonic_rate	the harmonic rate
max_rate	the max rate
pressure_factor	the pressure factor

Returns

the peak as gdouble

Since: 2.0.0

ags_audio_buffer_util_peak_double ()

gdouble
ags_audio_buffer_util_peak_double (gdouble *buffer,
                                   guint channels,
                                   guint buffer_length,
                                   gdouble harmonic_rate,
                                   gdouble max_rate,
                                   gdouble pressure_factor);

Retrive peak of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer length
harmonic_rate	the harmonic rate
max_rate	the max rate
pressure_factor	the pressure factor

Returns

the peak as gdouble

Since: 2.0.0

ags_audio_buffer_util_peak_complex ()

gdouble
ags_audio_buffer_util_peak_complex (AgsComplex *buffer,
                                    guint channels,
                                    guint buffer_length,
                                    gdouble harmonic_rate,
                                    gdouble max_rate,
                                    gdouble pressure_factor);

Retrive peak of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
buffer_length	the buffer length
harmonic_rate	the harmonic rate
max_rate	the max rate
pressure_factor	the pressure factor

Returns

the peak as gdouble

Since: 2.3.0

ags_audio_buffer_util_peak ()

gdouble
ags_audio_buffer_util_peak (void *buffer,
                            guint channels,
                            guint format,
                            guint buffer_length,
                            gdouble harmonic_rate,
                            gdouble max_rate,
                            gdouble pressure_factor);

Retrive peak of buffer.

Parameters

buffer	the audio buffer
channels	number of audio channels
format	the format to use
buffer_length	the buffer length
harmonic_rate	the harmonic rate
max_rate	the max rate
pressure_factor	the pressure factor

Returns

the peak as gdouble

Since: 2.0.0

ags_audio_buffer_util_resample_s8 ()

gint8 *
ags_audio_buffer_util_resample_s8 (gint8 *buffer,
                                   guint channels,
                                   guint samplerate,
                                   guint buffer_length,
                                   guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0

ags_audio_buffer_util_resample_s16 ()

gint16 *
ags_audio_buffer_util_resample_s16 (gint16 *buffer,
                                    guint channels,
                                    guint samplerate,
                                    guint buffer_length,
                                    guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0

ags_audio_buffer_util_resample_s24 ()

gint32 *
ags_audio_buffer_util_resample_s24 (gint32 *buffer,
                                    guint channels,
                                    guint samplerate,
                                    guint buffer_length,
                                    guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0

ags_audio_buffer_util_resample_s32 ()

gint32 *
ags_audio_buffer_util_resample_s32 (gint32 *buffer,
                                    guint channels,
                                    guint samplerate,
                                    guint buffer_length,
                                    guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0

ags_audio_buffer_util_resample_s64 ()

gint64 *
ags_audio_buffer_util_resample_s64 (gint64 *buffer,
                                    guint channels,
                                    guint samplerate,
                                    guint buffer_length,
                                    guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0

ags_audio_buffer_util_resample_float ()

gfloat *
ags_audio_buffer_util_resample_float (gfloat *buffer,
                                      guint channels,
                                      guint samplerate,
                                      guint buffer_length,
                                      guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0

ags_audio_buffer_util_resample_double ()

gdouble *
ags_audio_buffer_util_resample_double (gdouble *buffer,
                                       guint channels,
                                       guint samplerate,
                                       guint buffer_length,
                                       guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0

ags_audio_buffer_util_resample_complex ()

AgsComplex *
ags_audio_buffer_util_resample_complex
                               (AgsComplex *buffer,
                                guint channels,
                                guint samplerate,
                                guint buffer_length,
                                guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.3.0

ags_audio_buffer_util_resample ()

void *
ags_audio_buffer_util_resample (void *buffer,
                                guint channels,
                                guint format,
                                guint samplerate,
                                guint buffer_length,
                                guint target_samplerate);

Resamples buffer from samplerate to target_samplerate .

Parameters

buffer	the audio buffer
channels	number of audio channels
format	the format
samplerate	the current samplerate
buffer_length	the buffer's length
target_samplerate	the samplerate to use

Returns

the resampled audio buffer

Since: 2.0.0