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Make change and version bump to AV1A.240803.001

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Snap for 12179112 from 41346502c0 to vic-widevine-partner-release

Change-Id: I092732cfa3c9a2358212a8f35565104b9051cc5c
This commit is contained in:
Android Build Coastguard Worker
2024-08-03 07:56:27 +00:00
parent b88ca0623d 41346502c0
commit 2bd348d126
2 changed files with 15 additions and 5 deletions
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18
libwvdrmengine/oemcrypto/include/OEMCryptoCENC.h
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@@ -2237,10 +2237,20 @@ OEMCryptoResult OEMCrypto_GetKeyHandle(OEMCrypto_SESSION session,
* usually be non-zero. This mode allows devices to decrypt FMP4 HLS content,
* SAMPLE-AES HLS content, as well as content using the DASH 'cbcs' scheme.
*
* The skip field of OEMCrypto_CENCEncryptPatternDesc may also be zero. If
* the skip field is zero, then patterns are not in use and all crypto blocks
* in the protected part of the subsample are encrypted. It is not valid for
* the encrypt field to be zero.
* The skip field of OEMCrypto_CENCEncryptPatternDesc may be zero. If the skip
* field is zero, then patterns are not in use and all crypto blocks in the
* protected part of the subsample are encrypted, except for any partial crypto
* blocks at the end. The most common pattern with a skip field of zero is
* (10,0), but all patterns with a skip field of zero are functionally the same.
*
* If the skip field of OEMCrypto_CENCEncryptPatternDesc is zero, the encrypt
* field may also be zero. This pattern sometimes appears in content,
* particularly in audio tracks. This (0,0) pattern should be treated as
* equivalent to the pattern (10,0). e.g. All complete crypto blocks should be
* decrypted.
*
* It is not valid for the encrypt field of OEMCrypto_CENCEncryptPatternDesc to
* be zero if the skip field is non-zero.
*
* The length of a crypto block in AES-128 is 16 bytes. In the 'cbcs' scheme,
* if the protected part of a subsample has a length that is not a multiple

2
libwvdrmengine/version.txt
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@@ -1 +1 @@
AV1A.240801.001
AV1A.240803.001