|
|
|
|
@ -21384,7 +21384,7 @@ Convert input audio to a video output, representing the audio vector |
|
|
|
|
scope. |
|
|
|
|
|
|
|
|
|
The filter is used to measure the difference between channels of stereo |
|
|
|
|
audio stream. A monoaural signal, consisting of identical left and right |
|
|
|
|
audio stream. A monaural signal, consisting of identical left and right |
|
|
|
|
signal, results in straight vertical line. Any stereo separation is visible |
|
|
|
|
as a deviation from this line, creating a Lissajous figure. |
|
|
|
|
If the straight (or deviation from it) but horizontal line appears this |
|
|
|
|
@ -23752,7 +23752,7 @@ in @file{libavutil/frame.h}. For example, to choose |
|
|
|
|
|
|
|
|
|
@section spectrumsynth |
|
|
|
|
|
|
|
|
|
Sythesize audio from 2 input video spectrums, first input stream represents |
|
|
|
|
Synthesize audio from 2 input video spectrums, first input stream represents |
|
|
|
|
magnitude across time and second represents phase across time. |
|
|
|
|
The filter will transform from frequency domain as displayed in videos back |
|
|
|
|
to time domain as presented in audio output. |
|
|
|
|
|
Paul B Mahol
5 years ago