1/*
2 * Copyright 2012, 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#ifndef _ANDROID_MEDIA_MEDIACODEC_H_
18#define _ANDROID_MEDIA_MEDIACODEC_H_
19
20#include "jni.h"
21
22#include <media/hardware/CryptoAPI.h>
23#include <media/stagefright/foundation/ABase.h>
24#include <utils/Errors.h>
25#include <utils/RefBase.h>
26
27namespace android {
28
29struct ALooper;
30struct AMessage;
31struct AString;
32struct ICrypto;
33struct ISurfaceTexture;
34struct MediaCodec;
35struct SurfaceTextureClient;
36
37struct JMediaCodec : public RefBase {
38    JMediaCodec(
39            JNIEnv *env, jobject thiz,
40            const char *name, bool nameIsType, bool encoder);
41
42    status_t initCheck() const;
43
44    status_t configure(
45            const sp<AMessage> &format,
46            const sp<ISurfaceTexture> &surfaceTexture,
47            const sp<ICrypto> &crypto,
48            int flags);
49
50    status_t start();
51    status_t stop();
52
53    status_t flush();
54
55    status_t queueInputBuffer(
56            size_t index,
57            size_t offset, size_t size, int64_t timeUs, uint32_t flags,
58            AString *errorDetailMsg);
59
60    status_t queueSecureInputBuffer(
61            size_t index,
62            size_t offset,
63            const CryptoPlugin::SubSample *subSamples,
64            size_t numSubSamples,
65            const uint8_t key[16],
66            const uint8_t iv[16],
67            CryptoPlugin::Mode mode,
68            int64_t presentationTimeUs,
69            uint32_t flags,
70            AString *errorDetailMsg);
71
72    status_t dequeueInputBuffer(size_t *index, int64_t timeoutUs);
73
74    status_t dequeueOutputBuffer(
75            JNIEnv *env, jobject bufferInfo, size_t *index, int64_t timeoutUs);
76
77    status_t releaseOutputBuffer(size_t index, bool render);
78
79    status_t getOutputFormat(JNIEnv *env, jobject *format) const;
80
81    status_t getBuffers(
82            JNIEnv *env, bool input, jobjectArray *bufArray) const;
83
84    void setVideoScalingMode(int mode);
85
86protected:
87    virtual ~JMediaCodec();
88
89private:
90    jclass mClass;
91    jweak mObject;
92    sp<SurfaceTextureClient> mSurfaceTextureClient;
93
94    sp<ALooper> mLooper;
95    sp<MediaCodec> mCodec;
96
97    DISALLOW_EVIL_CONSTRUCTORS(JMediaCodec);
98};
99
100}  // namespace android
101
102#endif  // _ANDROID_MEDIA_MEDIACODEC_H_
103