If it says “command not found”, I suspect the m2tstoavi.fifo is not in your path. If you goto the directory where m2tstoavi is installed, you should be able to type ./m2tstoavi.fifo and it should work.
For your second question. Do you have a NTSC or PAL video camera(HDR-SR7 or HDR SR7E). You can locate the model on the bottom of the camera.
If it says “command not found”, I suspect the m2tstoavi.fifo is not in your path. If you goto the directory where m2tstoavi is installed, you should be able to type ./m2tstoavi.fifo and it should work.
For your second question. Do you have a NTSC or PAL video camera(HDR-SR7 or HDR SR7E). You can locate the model on the bottom of the camera.