Vela CineCast 2000-0422, Installation And User Manual

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Chapter 2 — Overview and Operation 61
MPEG PLAY Command
Autodetect
If the stream type is set to 00h, the decoder will parse the beginning of the stream
to determine stream type. The decoder can detect:
• MPEG-1 System stream
• MPEG-2 Program stream
• MPEG-2 Transport stream
• Audio/Video PES
• Video Elementary stream
• Film Mode (24 frames/second; 3:2 pull-down)
• NTSC/PAL
• MPEG Chroma Format 4:2:0 / 4:2:2
Pre-Black
8-bit pre-black interval in video frames. A value of 0h uses default pre-black (first
frame). To display the first frame of video with no pre-black frames, set a value of 1.
Frame Count
32-bit frame count in video frames. Video and audio will play back for this speci-
fied number of frames. A value of 0h plays in non-frame count mode.
Post-Black
16-bit post-black interval in video frames. A value of 0h uses the default of eight
frames. In Single playback mode, this field specifies the minimum number of black
frames until starting the next play. A value of 0h uses the default of eight frames.
In Switched playback mode, this field represents the amount of black which is
MPEG-1 System Stream 10h
MPEG-1 Video Elementary 11h
MPEG-1 Audio Elementary Layers I & II 12h
MPEG-1 Audio Elementary Layer III (MP3) 13h
MPEG-2 Program Stream 20h
MPEG-2 Transport Stream 28h
MPEG-2 Video PES 21h
MPEG-2 Audio PES 22h
NOTE: All other stream type codes are reserved.
Stream Type Hex Code