Convert input audio to 3d scope video output.
The filter accepts the following options:
- rate, r
-
Set frame rate, expressed as number of frames per second. Default value is "25".
- size, s
-
Specify the video size for the output. For the syntax of this option, check the "Video size" section in the ffmpeg-utils manual. Default value is
hd720
. - fov
-
Set the camera field of view. Default is 90 degrees. Allowed range is from 40 to 150.
- roll
-
Set the camera roll.
- pitch
-
Set the camera pitch.
- yaw
-
Set the camera yaw.
- xzoom
-
Set the camera zoom on X-axis.
- yzoom
-
Set the camera zoom on Y-axis.
- zzoom
-
Set the camera zoom on Z-axis.
- xpos
-
Set the camera position on X-axis.
- ypos
-
Set the camera position on Y-axis.
- zpos
-
Set the camera position on Z-axis.
- length
-
Set the length of displayed audio waves in number of frames.
Commands
Filter supports the some above options as commands.