🐞 Non-monotonous DTS in output stream 0:1;

[tgotwig]

Many warnings like these:

[mp4 @ 0x7fca3d008e00] Non-monotonous DTS in output stream 0:1; previous: 68688838, current: 68684616; changing to 68688839. This may result in incorrect timestamps in the output file.
[mp4 @ 0x7fca3d008e00] Non-monotonous DTS in output stream 0:1; previous: 68688839, current: 68685640; changing to 68688840. This may result in incorrect timestamps in the output file.
[mp4 @ 0x7fca3d008e00] Non-monotonous DTS in output stream 0:1; previous: 68688840, current: 68686664; changing to 68688841. This may result in incorrect timestamps in the output file.

Only shows up as a warning, but still corrupts the output 💥