All files uploaded to Fastrax are immediately run through an Auto QC process. To ensure files are not rejected please adhere to the guidelines below.
|Frame size||1920 x 1080|
|Frame rate||25 fps|
|Interlacing||Upper Field First|
|GOP Length||12 (M=3, N=12)|
|Format||PCM (Little Endian)|
|Channels||2 (1 channel per stream)|
|Sample Rate||48 kHz|
|Bit Depth||16 bits / 24 bits|
The file must only contain the music video.
No pre or post roll such as clock/slate, bar, black or audio tone is required.
Levels must be in accordance with ITU BT.709 for HD content and EBU R103-2000 recommendations:
Luma = Level 16-235 (not RGB 0-255 level), equivalent to 0% - 100% or 0mV – 700mV.
Chroma = Level 16-240, equivalent to maximum 100% RGB.
All content should be interlaced - upper field first - throughout and must be free of any encoding artefact, dropout, glitch, blocking, interlacing issue or excessive aliasing ; and considered broadcast quality throughout.
The Peak Level should not exceed -10dBFS and not go lower than -15dBFS
The True Peak should not exceed -1dBTP
Audio should be free of any distortion, glitch or excessive sibilance and must be in phase and in sync with the video throughout.
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