The following formats are supported by HitFilm:
Video: Quicktime, AVCHD, AVI, M2T, M2TS, MOV, MP4 (AVC/H264 & AAC), MPEG-1 & MPEG-2 (TS, PS, MPE, MPG, MPEG, M2V), MTS, MXF (DVCPro HD), DV, HDV, WMV
Audio: AAC, MP3, M4A, MPA, WAV, WMA
Note that some formats require the Premium formats pack from the HitFilm.com Store.
Images & sequences: BMP, GIF, JPG, PNG, TIFF
Project: HFP (HitFilm Project), HFCS (HitFilm Composite Shot)
Camera data: MA (Maya formatted)
Export: Quicktime, MP4 (AVC/H264 & AAC), Image sequence (PNG, JPG, BMP), AVI (uncompressed, PAL DV, NTSC DV), YouTube direct upload