summaryrefslogtreecommitdiffstats
path: root/media/ndk/NdkMediaCrypto.cpp
blob: 1cc2f1a1a3a814b629858626966e9b9fa1d647ee (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

//#define LOG_NDEBUG 0
#define LOG_TAG "NdkMediaCrypto"


#include "NdkMediaCrypto.h"
#include "NdkMediaCodec.h"
#include "NdkMediaFormatPriv.h"


#include <utils/Log.h>
#include <utils/StrongPointer.h>
#include <binder/IServiceManager.h>
#include <media/ICrypto.h>
#include <media/IMediaPlayerService.h>
#include <android_runtime/AndroidRuntime.h>
#include <android_util_Binder.h>

#include <jni.h>

using namespace android;

static media_status_t translate_error(status_t err) {
    if (err == OK) {
        return AMEDIA_OK;
    }
    ALOGE("sf error code: %d", err);
    return AMEDIA_ERROR_UNKNOWN;
}


static sp<ICrypto> makeCrypto() {
    sp<IServiceManager> sm = defaultServiceManager();

    sp<IBinder> binder =
        sm->getService(String16("media.player"));

    sp<IMediaPlayerService> service =
        interface_cast<IMediaPlayerService>(binder);

    if (service == NULL) {
        return NULL;
    }

    sp<ICrypto> crypto = service->makeCrypto();

    if (crypto == NULL || (crypto->initCheck() != OK && crypto->initCheck() != NO_INIT)) {
        return NULL;
    }

    return crypto;
}

struct AMediaCrypto {
    sp<ICrypto> mCrypto;
};


extern "C" {


EXPORT
bool AMediaCrypto_isCryptoSchemeSupported(const AMediaUUID uuid) {
    sp<ICrypto> crypto = makeCrypto();
    if (crypto == NULL) {
        return false;
    }
    return crypto->isCryptoSchemeSupported(uuid);
}

EXPORT
bool AMediaCrypto_requiresSecureDecoderComponent(const char *mime) {
    sp<ICrypto> crypto = makeCrypto();
    if (crypto == NULL) {
        return false;
    }
    return crypto->requiresSecureDecoderComponent(mime);
}

EXPORT
AMediaCrypto* AMediaCrypto_new(const AMediaUUID uuid, const void *data, size_t datasize) {

    sp<ICrypto> tmp = makeCrypto();
    if (tmp == NULL) {
        return NULL;
    }

    if (tmp->createPlugin(uuid, data, datasize) != 0) {
        return NULL;
    }

    AMediaCrypto *crypto = new AMediaCrypto();
    crypto->mCrypto = tmp;

    return crypto;
}

EXPORT
void AMediaCrypto_delete(AMediaCrypto* crypto) {
    delete crypto;
}



} // extern "C"