How does one redo black borders to MKVs

[brian12345]

hi, can anyone help, i have a few mkv files on drive in hd form 1080 and 720 but i can only get some to work after using tsmuxer then imgburn, am told its because the frame size is no correct eg: 720 reduced to 528 etc. how does one re do black borders so its back to true 720 or 1080 format? dont own a ps3 but do have sony s300 with new firmware that supports bd-rom now. please help

[poisondeathray]

hi, can anyone help, i have a few mkv files on drive in hd form 1080 and 720 but i can only get some to work after using tsmuxer then imgburn, am told its because the frame size is no correct eg: 720 reduced to 528 etc. how does one re do black borders so its back to true 720 or 1080 format? dont own a ps3 but do have sony s300 with new firmware that supports bd-rom now. please help

You have to re-encode.

You can use AddBorders() with avisynth, added to your script

AddBorders(0,96,0,96)

(720-528)/2 = 96 pixels to top and bottom

[Baldrick]

brian: Please do not hijack other posts. Your are not doing any Blu-ray to MKV conversion. Moving you.