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audiotestsrcaudiotestsrc — Creates audio test signals of given frequency and volume |
"freq" gdouble : Read / Write "is-live" gboolean : Read / Write "samplesperbuffer" gint : Read / Write "timestamp-offset" gint64 : Read / Write "volume" gdouble : Read / Write "wave" GstAudioTestSrcWave : Read / Write
typedef enum { GST_AUDIO_TEST_SRC_WAVE_SINE, GST_AUDIO_TEST_SRC_WAVE_SQUARE, GST_AUDIO_TEST_SRC_WAVE_SAW, GST_AUDIO_TEST_SRC_WAVE_TRIANGLE, GST_AUDIO_TEST_SRC_WAVE_SILENCE, GST_AUDIO_TEST_SRC_WAVE_WHITE_NOISE, GST_AUDIO_TEST_SRC_WAVE_PINK_NOISE, GST_AUDIO_TEST_SRC_WAVE_SINE_TAB } GstAudioTestSrcWave;
Different types of supported sound waves.
GST_AUDIO_TEST_SRC_WAVE_SINE | a sine wave |
GST_AUDIO_TEST_SRC_WAVE_SQUARE | a square wave |
GST_AUDIO_TEST_SRC_WAVE_SAW | a saw wave |
GST_AUDIO_TEST_SRC_WAVE_TRIANGLE | a tringle wave |
GST_AUDIO_TEST_SRC_WAVE_SILENCE | silence |
GST_AUDIO_TEST_SRC_WAVE_WHITE_NOISE | white noise |
GST_AUDIO_TEST_SRC_WAVE_PINK_NOISE | pink noise |
GST_AUDIO_TEST_SRC_WAVE_SINE_TAB | sine wave using a table |
freq
" property"freq" gdouble : Read / Write
Frequency of test signal.
Allowed values: [0,20000]
Default value: 440
is-live
" property"is-live" gboolean : Read / Write
Whether to act as a live source.
Default value: FALSE
samplesperbuffer
" property"samplesperbuffer" gint : Read / Write
Number of samples in each outgoing buffer.
Allowed values: >= 1
Default value: 1024
timestamp-offset
" property"timestamp-offset" gint64 : Read / Write
An offset added to timestamps set on buffers (in ns).
Default value: 0
volume
" property"volume" gdouble : Read / Write
Volume of test signal.
Allowed values: [0,1]
Default value: 0.8
wave
" property"wave" GstAudioTestSrcWave : Read / Write
Oscillator waveform.
Default value: Sine
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