ffmpeg TODO list:
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(in approximate decreasing priority order)

- Improve the bit rate control for video codecs.

- optimize motion vector search for real time and fix cpu/mmx detection.

- fix audio/video synchro

- add image resizing with polyphase low pass filter.

- test audio in flash format

- test fifo & master handling

- deny & allow + password in ffserver.

- Improve psycho acoustic model for AC3 & mpeg audio.

- graphical user interface.