Yeah, I never thought I'd really give up, I just said there was no point in continuing until the problem was fixed and I was sure I could find a way to fix it.
Now, I need an advice as to what would be the best way to convert You_Too's h264 encode to this format (the same format I render from AE, which seems to work well with Premiere):
Video
ID : 0
Format : RGB
Codec ID : 0x00000000
Codec ID/Info : Basic Windows bitmap format. 1, 4 and 8 bpp versions are palettised. 16, 24 and 32bpp contain raw RGB samples
Duration : 4s 880ms
Bit rate : 418 Mbps
Width : 1 280 pixels
Height : 544 pixels
Display aspect ratio : 2.35:1
Frame rate : 25.000 fps
Bit depth : 8 bits
Bits/(Pixel*Frame) : 24.000