Most use Fraps. Fraps 2.0 works only with XP and allows to grab the sound at once. But it is recommended to write the sound separately to increase grabbing framerate. Fraps 1.9D fits it perfect and it works with Win9x. To get good grabbing set 640x480 or 800x600 resolution values and in game mode window turn on antialiasing and anisotropy. The way of 1/2 game time rating grab with following time rating increase in editor is also known.
Use XviD codec to shorten the AVI file (it can be few gigabytes long!) in VirtualDub editor.
There is an info that it better to use a perspective codec as On2 VP6 VFW Codec 184.108.40.206
To edit and combine video and audio files Adobe Premiere is used mostly, but some professionals recommend Ulead Media Studio 7 Pro also.
Adobe AfterEffect 6.0 helps with such effects as cam shaking, blurring etc.
Vegas 4.0 crack you can find on lomaka.ru