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4/8/2010

The registry stores information necessary to configure the system for applications and hardware devices. The registry also contains information that the operating system continually references during operation.

Note:
The default registry values vary depending on which Catalog items are included in your OS design. For more information, see Default Registry Settings.

Installed Codecs

The codecs that ship with Windows Embedded CE and appear in the Catalog are installed in the run-time image during the sysgen process. Their settings are not exposed in the registry.

If you want to install your own codec, you must create the following two registry subkeys:

  • HKEY_CURRENT_USER\Software\Microsoft\Imaging\Codecs\ <Codec Name>

  • HKEY_LOCAL_MACHINE\Software\Microsoft\Imaging\Codecs\ <Codec Name> .

The codec name that forms the last portion of these registry subkeys is the same value that is stored in the CodecNamemember of the ImageCodecInfoclass.

Both subkeys use the same named values and each named value corresponds to a member of the ImageCodecInfoclass. The following table shows the named values for these subkeys.

Value : type Description

CLSID: REG_BINARY

No default setting.

For more information, see the Clsidmember of ImageCodecInfo.

Format ID: REG_BINARY

No default setting.

For more information, see the FormatIDmember of ImageCodecInfo.

File Type Description: REG_SZ

No default setting.

For more information, see the FormatDescriptionmember of ImageCodecInfo.

Filename Extension: REG_SZ

No default setting.

For more information, see the FilenameExtensionmember of ImageCodecInfo.

MIME Type: REG_SZ

No default setting.

For more information, see the MimeTypemember of ImageCodecInfo.

Flags: REG_DWORD

No default setting.

For more information, see the Flagsmember of ImageCodecInfo.

Signature Count: REG_DWORD

No default setting.

For more information, see the SigCountmember of ImageCodecInfo.

Signature Size: REG_DWORD

No default setting.

For more information, see the SigSizemember of ImageCodecInfo.

Signature Pattern: REG_BINARY

No default setting.

For more information, see the SigPatternmember of ImageCodecInfo.

Signature Mask: REG_BINARY

No default setting.

For more information, see the SigMaskmember of ImageCodecInfo.

See Also

Other Resources

Imaging