commit 9dbe9a57bf0ae2494ec312d6c1b06feec20e9ec9
author Chong Zhang <chz@google.com> Tue Jan 03 11:35:15 2017 -0800
committer Chong Zhang <chz@google.com> Sat Feb 18 00:57:33 2017 +0000
tree cd5c27963da0e52e42efe6bb0a5e8d97b6af6f41
parent a146a0c499e53a4f064777ab2b45407c14429fa0

MediaCas: add MediaCasService

This CL adds API only without implementation.

bug: 22804304
Change-Id: Ibb5a29cc616ec0af81957b2bfe1419c482591753

media/libmedia/Android.mk

diff --git a/media/libmedia/Android.mk b/media/libmedia/Android.mk
index 6c6c369..eac532b 100644
--- a/media/libmedia/Android.mk
+++ b/media/libmedia/Android.mk
@@ -60,10 +60,10 @@
         libui liblog libcutils libutils libbinder libsonivox libicuuc libicui18n libexpat \
         libcamera_client libstagefright_foundation \
         libgui libdl libaudioutils libaudioclient \
-        libmedia_helper \
+        libmedia_helper libmediadrm \
         libhidlbase \
 
-LOCAL_EXPORT_SHARED_LIBRARY_HEADERS := libbinder libsonivox
+LOCAL_EXPORT_SHARED_LIBRARY_HEADERS := libbinder libsonivox libmediadrm
 
 # for memory heap analysis
 LOCAL_STATIC_LIBRARIES := libc_malloc_debug_backtrace libc_logging

media/libmedia/IMediaExtractor.cpp

diff --git a/media/libmedia/IMediaExtractor.cpp b/media/libmedia/IMediaExtractor.cpp
index bfc43a6..f08fabb 100644
--- a/media/libmedia/IMediaExtractor.cpp
+++ b/media/libmedia/IMediaExtractor.cpp
@@ -21,6 +21,7 @@
 #include <stdint.h>
 #include <sys/types.h>
 
+#include <android/media/ICas.h>
 #include <binder/IPCThreadState.h>
 #include <binder/Parcel.h>
 #include <media/IMediaExtractor.h>
@@ -35,6 +36,7 @@
     GETMETADATA,
     FLAGS,
     GETDRMTRACKINFO,
+    SETMEDIACAS,
     SETUID,
     NAME,
     GETMETRICS
@@ -114,6 +116,21 @@
         ALOGV("getDrmTrackInfo NOT IMPLEMENTED");
         return NULL;
     }
+
+    virtual status_t setMediaCas(const sp<ICas> & cas) {
+        ALOGV("setMediaCas");
+
+        Parcel data, reply;
+        data.writeInterfaceToken(BpMediaExtractor::getInterfaceDescriptor());
+        data.writeStrongBinder(IInterface::asBinder(cas));
+
+        status_t err = remote()->transact(SETMEDIACAS, data, &reply);
+        if (err != NO_ERROR) {
+            return err;
+        }
+        return reply.readInt32();
+    }
+
     virtual void setUID(uid_t uid __unused) {
         ALOGV("setUID NOT IMPLEMENTED");
     }
@@ -185,6 +202,21 @@
             status_t ret = getMetrics(reply);
             return ret;
         }
+        case SETMEDIACAS: {
+            ALOGV("setMediaCas");
+            CHECK_INTERFACE(IMediaExtractor, data, reply);
+
+            sp<IBinder> casBinder;
+            status_t err = data.readNullableStrongBinder(&casBinder);
+            if (err != NO_ERROR) {
+                ALOGE("Error reading cas from parcel");
+                return err;
+            }
+            sp<ICas> cas = interface_cast<ICas>(casBinder);
+
+            reply->writeInt32(setMediaCas(cas));
+            return OK;
+        }
         default:
             return BBinder::onTransact(code, data, reply, flags);
     }

media/libmedia/MediaDefs.cpp

diff --git a/media/libmedia/MediaDefs.cpp b/media/libmedia/MediaDefs.cpp
index 2ae71f7..544a6ae 100644
--- a/media/libmedia/MediaDefs.cpp
+++ b/media/libmedia/MediaDefs.cpp
@@ -29,6 +29,7 @@
 const char *MEDIA_MIMETYPE_VIDEO_MPEG2 = "video/mpeg2";
 const char *MEDIA_MIMETYPE_VIDEO_RAW = "video/raw";
 const char *MEDIA_MIMETYPE_VIDEO_DOLBY_VISION = "video/dolby-vision";
+const char *MEDIA_MIMETYPE_VIDEO_SCRAMBLED = "video/scrambled";
 
 const char *MEDIA_MIMETYPE_AUDIO_AMR_NB = "audio/3gpp";
 const char *MEDIA_MIMETYPE_AUDIO_AMR_WB = "audio/amr-wb";
@@ -48,6 +49,7 @@
 const char *MEDIA_MIMETYPE_AUDIO_MSGSM = "audio/gsm";
 const char *MEDIA_MIMETYPE_AUDIO_AC3 = "audio/ac3";
 const char *MEDIA_MIMETYPE_AUDIO_EAC3 = "audio/eac3";
+const char *MEDIA_MIMETYPE_AUDIO_SCRAMBLED = "audio/scrambled";
 
 const char *MEDIA_MIMETYPE_CONTAINER_MPEG4 = "video/mp4";
 const char *MEDIA_MIMETYPE_CONTAINER_WAV = "audio/x-wav";