graphmonitor
Show various filtergraph stats.
With this filter one can debug complete filtergraph. Especially issues with links filling with queued frames.
The filter accepts the following options:
- size, s
Set video output size. Default is hd720.
- opacity, o
Set video opacity. Default is 0.9. Allowed range is from 0 to 1.
- mode, m
Set output mode flags.
Available values for flags are:
- ‘full’
No any filtering. Default.
- ‘compact’
Show only filters with queued frames.
- ‘nozero’
Show only filters with non-zero stats.
- ‘noeof’
Show only filters with non-eof stat.
- ‘nodisabled’
Show only filters that are enabled in timeline.
- flags, f
Set flags which enable which stats are shown in video.
Available values for flags are:
- ‘none’
All flags turned off.
- ‘all’
All flags turned on.
- ‘queue’
Display number of queued frames in each link.
- ‘frame_count_in’
Display number of frames taken from filter.
- ‘frame_count_out’
Display number of frames given out from filter.
- ‘frame_count_delta’
Display delta number of frames between above two values.
- ‘pts’
Display current filtered frame pts.
- ‘pts_delta’
Display pts delta between current and previous frame.
- ‘time’
Display current filtered frame time.
- ‘time_delta’
Display time delta between current and previous frame.
- ‘timebase’
Display time base for filter link.
- ‘format’
Display used format for filter link.
- ‘size’
Display video size or number of audio channels in case of audio used by filter link.
- ‘rate’
Display video frame rate or sample rate in case of audio used by filter link.
- ‘eof’
Display link output status.
- ‘sample_count_in’
Display number of samples taken from filter.
- ‘sample_count_out’
Display number of samples given out from filter.
- ‘sample_count_delta’
Display delta number of samples between above two values.
- ‘disabled’
Show the timeline filter status.
- rate, r
Set upper limit for video rate of output stream, Default value is 25. This guarantee that output video frame rate will not be higher than this value.