User's Manual User guide

GX server – Version 1.0 – User’s Manual
EVS Broadcast Equipment – February 2011
Issue 1.0.C
9
2.3 SERVER MAIN SPECIFICATIONS
2.3.1 INPUT FILES
The original sequences are imported and stored onto the Raw Materials drive
(HDD).
INPUT VIDEO SEQUENCES
The following static files with embedded alpha channels are supported in release
1.0 of the GX server:
• Combined fill & key Targa sequences, i.e. TGA files.
Uncompressed TGA files or RLE compressed TGA files are supported.
• Combined fill & key Tiff sequences, i.e. TIFF files.
Uncompressed TIFF files or LZW compressed TIFF files are supported.
The file formats that include several video frames in a single file are currently not
supported.
INPUT AUDIO SEQUENCES
The supported input audio files are stereo WAV files of 16-bit depth, 48 KHz,
including from 2 to 16 channels.
2.3.2 GX CLIPS
The GX clips are created in the database. The A/V material is stored onto the GX
Clips drives (SSD):
• The internal video files are stored in internal uncompressed formats, in the
requested video standard.
• The internal audio files are in raw 24 bits samples (per channel) format. They
can contain up to 16 embedded audio channels.
2.3.3 SUPPORTED VIDEO STANDARDS
The fill & key GX clips must have been prepared in one of the video standards
described in the table below:
Num
Common
name
GX server
name
Frame rate
Field
rate
Resolution
0
SD NTSC
(DF or NDF)
525i60 29.97 fr/s 59.94 fl/s 720 x 480
1 SD PAL 625i50 25 fr/s 50 fl/s 720 x 576