Pass crypto source data using a shared buffer
MediaCodec was using a binder transaction buffer
to pass encryption source data for protected content.
On some 4K content, the max binder transaction buffer
size was being exceeded. This change uses a shared
buffer for the encryption source data instead of a
binder transaction buffer, which avoids the problem and
may be more efficient.
bug: 20027687
Change-Id: I36a24ebf600d7e1064b78e48b167fdc29b2c65e9
diff --git a/media/libmediaplayerservice/Crypto.h b/media/libmediaplayerservice/Crypto.h
index 0037c2e..d5f3c50 100644
--- a/media/libmediaplayerservice/Crypto.h
+++ b/media/libmediaplayerservice/Crypto.h
@@ -52,7 +52,7 @@
const uint8_t key[16],
const uint8_t iv[16],
CryptoPlugin::Mode mode,
- const void *srcPtr,
+ const sp<IMemory> &sharedBuffer, size_t offset,
const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
void *dstPtr,
AString *errorDetailMsg);