Unified · Split
| @@ -4539,6 +4539,10 @@ the position in the file if known or -1 and the timestamp in seconds. · 4538 unmodified lines | ||
| 4539 | 4539 | In order to display the output lines, you need to set the loglevel at |
| 4540 | 4540 | least to the AV_LOG_INFO value. |
| 4541 | 4541 | |
| 4542 | +This filter exports frame metadata @code{lavfi.blackframe.pblack}. | |
| 4543 | +The value represents the percentage of pixels in the picture that | |
| 4544 | +are below the threshold value. | |
| 4545 | + | |
| 4542 | 4546 | It accepts the following parameters: |
| 4543 | 4547 | |
| 4544 | 4548 | @table @option |