Stuff

ffmpeg -i test.m4v -vcodec copy gzzz.mp4
FFmpeg version SVN-r6114, Copyright (c) 2000-2004 Fabrice Bellard
  configuration:
  libavutil version: 49.0.0
  libavcodec version: 51.11.0
  libavformat version: 50.5.0
  built on Aug 31 2006 17:54:10, gcc: 3.4.4 [FreeBSD] 20050518
Input #0, m4v, from 'test.m4v':
  Duration: N/A, bitrate: N/A
  Stream #0.0: Video: mpeg4, yuv420p, 320x240,  5.00 fps(r)
error, non monotone timestamps 426 >= 426
error, non monotone timestamps 426 >= 426
error, non monotone timestamps 426 >= 426
error, non monotone timestamps 426 >= 426
error, non monotone timestamps 427 >= 427
error, non monotone timestamps 427 >= 427
error, non monotone timestamps 427 >= 427
error, non monotone timestamps 427 >= 427
error, non monotone timestamps 428 >= 428
error, non monotone timestamps 428 >= 428
error, non monotone timestamps 428 >= 428
error, non monotone timestamps 428 >= 428
error, non monotone timestamps 429 >= 429
error, non monotone timestamps 429 >= 429
error, non monotone timestamps 429 >= 429
error, non monotone timestamps 429 >= 429
error, non monotone timestamps 430 >= 430
error, non monotone timestamps 430 >= 430
error, non monotone timestamps 430 >= 430
error, non monotone timestamps 430 >= 430
error, non monotone timestamps 431 >= 431
error, non monotone timestamps 431 >= 431
error, non monotone timestamps 431 >= 431
error, non monotone timestamps 431 >= 431
error, non monotone timestamps 432 >= 432
error, non monotone timestamps 432 >= 432
error, non monotone timestamps 432 >= 432
error, non monotone timestamps 432 >= 432
error, non monotone timestamps 433 >= 433
error, non monotone timestamps 433 >= 433
error, non monotone timestamps 433 >= 433
error, non monotone timestamps 433 >= 433
error, non monotone timestamps 434 >= 434
error, non monotone timestamps 434 >= 434
error, non monotone timestamps 434 >= 434
error, non monotone timestamps 434 >= 434
error, non monotone timestamps 435 >= 435
error, non monotone timestamps 435 >= 435
error, non monotone timestamps 435 >= 435
error, non monotone timestamps 435 >= 435
error, non monotone timestamps 436 >= 436
error, non monotone timestamps 436 >= 436
error, non monotone timestamps 436 >= 436
error, non monotone timestamps 436 >= 436
error, non monotone timestamps 437 >= 437
error, non monotone timestamps 437 >= 437
error, non monotone timestamps 437 >= 437
error, non monotone timestamps 437 >= 437
error, non monotone timestamps 438 >= 438
error, non monotone timestamps 438 >= 438
error, non monotone timestamps 438 >= 438
error, non monotone timestamps 438 >= 438
error, non monotone timestamps 439 >= 439
error, non monotone timestamps 439 >= 439
error, non monotone timestamps 439 >= 439
error, non monotone timestamps 439 >= 439
error, non monotone timestamps 440 >= 440
error, non monotone timestamps 440 >= 440