1 /*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 //#define LOG_NDEBUG 0
18 #define LOG_TAG "NdkMediaCrypto"
19
20
21 #include <media/NdkMediaCrypto.h>
22 #include <media/NdkMediaCodec.h>
23 #include <media/NdkMediaFormatPriv.h>
24
25
26 #include <cutils/properties.h>
27 #include <utils/Log.h>
28 #include <utils/StrongPointer.h>
29 #include <mediadrm/DrmUtils.h>
30 #include <mediadrm/ICrypto.h>
31 #include <android_util_Binder.h>
32
33 #include <jni.h>
34
35 using namespace android;
36
makeCrypto()37 static sp<ICrypto> makeCrypto() {
38 return DrmUtils::MakeCrypto();
39 }
40
41 struct AMediaCrypto {
42 sp<ICrypto> mCrypto;
43 };
44
45
46 extern "C" {
47
48
49 EXPORT
AMediaCrypto_isCryptoSchemeSupported(const AMediaUUID uuid)50 bool AMediaCrypto_isCryptoSchemeSupported(const AMediaUUID uuid) {
51 sp<ICrypto> crypto = makeCrypto();
52 if (crypto == NULL) {
53 return false;
54 }
55 return crypto->isCryptoSchemeSupported(uuid);
56 }
57
58 EXPORT
AMediaCrypto_requiresSecureDecoderComponent(const char * mime)59 bool AMediaCrypto_requiresSecureDecoderComponent(const char *mime) {
60 sp<ICrypto> crypto = makeCrypto();
61 if (crypto == NULL) {
62 return false;
63 }
64 return crypto->requiresSecureDecoderComponent(mime);
65 }
66
67 EXPORT
AMediaCrypto_new(const AMediaUUID uuid,const void * data,size_t datasize)68 AMediaCrypto* AMediaCrypto_new(const AMediaUUID uuid, const void *data, size_t datasize) {
69
70 sp<ICrypto> tmp = makeCrypto();
71 if (tmp == NULL) {
72 return NULL;
73 }
74
75 if (tmp->createPlugin(uuid, data, datasize) != 0) {
76 return NULL;
77 }
78
79 AMediaCrypto *crypto = new AMediaCrypto();
80 crypto->mCrypto = tmp;
81
82 return crypto;
83 }
84
85 EXPORT
AMediaCrypto_delete(AMediaCrypto * crypto)86 void AMediaCrypto_delete(AMediaCrypto* crypto) {
87 delete crypto;
88 }
89
90
91
92 } // extern "C"
93
94