Adtec digital mediaHUB-HD Pro (version 03.07.19) Manual User Manual

Page 80

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Multiplex Type: MPEG2 Transport Stream

Transport Steam composition:

1. The file should start with a transport sync byte (0x47) and should maintain packet alignment throughout the entire duration.

2. There should be a minimal amount of fill packets at the start of the file.

3. The first non-fill packet should be the PAT packet.

4. The next non-fill packet should be the PMT packet(s).

5. The next non-fill packet should be the first video stream packet.

The first video stream packet should contain the following

Adaptation indicator marking the presence of a PCR.

The adaptation flag field should have the discontinuity indicator set.

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♦

Valid PES header with PTS and DTS.

♦

Valid video sequence header and GOP header.

♦

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6. Use the following recommended PID values:

PMT: 0x1e0 (480dec)

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PCR: 0x1e1 (481dec, must reference video PID)

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Video: 0x1e1 (481dec)

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Audio1: 0x1e2 (482dec)

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Audio2: 0x1e3 (483dec)

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Audio

192Mbps AC-3 or MPEG Layer 2

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HD Content

Resolution: High Profile up to 1280x720 (720p50 or 720p60. note that 1080i60 is not supported)

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Bit Rate: 12Mbps constant bit rate (CBR).

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SD Content

Resolution: Main Profile up to 720x480 NTSC or 720x576 PAL

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Bit Rate: 5Mbps constant bit rate (CBR).

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Note: Content should be padded with black frames front and back for improved visual transitions between clips.

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