Semi OT: DX9 DV hotfix

filmy wrote on 2/27/2004, 12:21 PM
From Microsoft: Digital Video Decoder and Multiplexer Hotfix for DirectX 9.0, 9.0a, and 9.0b

Supported Operating Systems: Windows 2000 Service Pack 3, Windows 2000 Service Pack 4, Windows Server 2003, Windows XP

Overview
Changes made in DirectX 9.0 has the potential to affect two configurations:
1) Print to tape using a DVCPro device with a non-MS DV encoder may result in audio dropouts or complete loss of audio.
2) Decoding of a live or file-based DV stream with the PAL bit erroneously set in some frames may cause decoding to stutter or halt completely.

Modifications for these issues are as follows:
1) Alter DV Multiplexer to set SPEED field value in AAUX source pack to 1.0 when DV encoder does not set a valid value.
2) Change to buffer size checking in DV Decoder to accept non-standard assertion of the PAL bit.

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