Silverlightの出力保護(Output Protection)


Silverlight SDK チームのブログに掲載されている Silverlight Output Protection の表に問題があり、ブラウザで表示したときに表が完全にレンダリングされていません。

http://blogs.msdn.com/b/silverlight_sdk/archive/2010/07/09/silverlight-output-protection.aspx

とりいそぎ以下の通り再掲します。当該チームには修正を依頼中です。

 

The following table lists the behavior in Silverlight 4 with output protection policies in a PlayReady License.

Policy

Values

Meaning

Windows 7 or Windows Vista

Windows XP

Macintosh

Minimum Analog Video Output Protection Level

100

No Restriction

Play

Play

Play

150

CGMS-A Best Effort

Enforce

Enforce

Enforce4

200

CGMS-A

Enforce

Enforce

Block

>=201

Block

Enforce1

Enforce1

Enforce1

Minimum Uncompressed Digital Video Output Protection Level

100

No Restriction

Play

Play

Play

250

HDCP Best Effort

Enforce

Enforce

Enforce4

270

HDCP Best Effort

520k pixels

Same as HDCP2

Same as HDCP2

Same as HDCP2

300

HDCP

Enforce

Enforce

Block

>=301

Block

Enforce

Enforce

Enforce

Minimum Compressed Digital Video Output Protection Level

>=0

Block

Enforce1

Enforce1

Enforce1

Minimum Compressed/Uncompressed Digital Audio Output Protection Level

100

No Restriction

Play

Play

Play

150

Secure Drivers and Streaming Rendering Applications

Block

Block

Block

200

Secure Drivers

Block

Block

Block

250

Secure Drivers and SCMS or HDCP

Block

Block

Block

300

Secure Drivers and HDCP

Block

Block

Block

>=301

Block

Enforce1

Enforce1

Enforce1

Explicit Analog Video Output Protection

CGMS-A Output Protection IDs

all configuration values

(Section 5.6.1 of PlayReady Compliance Rules)

CGMS-A

Enforce

Enforce

Same as CGMS-A3

Constrained Image Trigger Output Protection ID

(Section 5.6.1 of PlayReady Compliance Rules)

Maximum resolution

520k Pixels per frame

Block

Block

Block

AGC/Color Stripe Output Protection ID

all configuration values

(Section 5.6.1 of PlayReady compliance Rules)

ACP

Block

Block

Block

Explicit Digital Audio Output Protection

SCMS Output Protection ID

all configuration values

(Section 3.4.3.7, 3.4.4.7 of PlayReady Compliance Rules)

SCMS

Block

Block

Block

ご迷惑をお掛けして申し訳ありませんが、どうかよろしくお願いいたします。


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