android_media_MediaCodec.h revision 9e6bcce17d13bd4f7bba5f8fbcc2e6a0d695274b 
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 ICrypto;
32struct ISurfaceTexture;
33struct MediaCodec;
34
35struct JMediaCodec : public RefBase {
36    JMediaCodec(
37            JNIEnv *env, jobject thiz,
38            const char *name, bool nameIsType, bool encoder);
39
40    status_t initCheck() const;
41
42    status_t configure(
43            const sp<AMessage> &format,
44            const sp<ISurfaceTexture> &surfaceTexture,
45            const sp<ICrypto> &crypto,
46            int flags);
47
48    status_t start();
49    status_t stop();
50
51    status_t flush();
52
53    status_t queueInputBuffer(
54            size_t index,
55            size_t offset, size_t size, int64_t timeUs, uint32_t flags);
56
57    status_t queueSecureInputBuffer(
58            size_t index,
59            size_t offset,
60            const CryptoPlugin::SubSample *subSamples,
61            size_t numSubSamples,
62            const uint8_t key[16],
63            const uint8_t iv[16],
64            CryptoPlugin::Mode mode,
65            int64_t presentationTimeUs,
66            uint32_t flags);
67
68    status_t dequeueInputBuffer(size_t *index, int64_t timeoutUs);
69
70    status_t dequeueOutputBuffer(
71            JNIEnv *env, jobject bufferInfo, size_t *index, int64_t timeoutUs);
72
73    status_t releaseOutputBuffer(size_t index, bool render);
74
75    status_t getOutputFormat(JNIEnv *env, jobject *format) const;
76
77    status_t getBuffers(
78            JNIEnv *env, bool input, jobjectArray *bufArray) const;
79
80protected:
81    virtual ~JMediaCodec();
82
83private:
84    jclass mClass;
85    jweak mObject;
86
87    sp<ALooper> mLooper;
88    sp<MediaCodec> mCodec;
89
90    DISALLOW_EVIL_CONSTRUCTORS(JMediaCodec);
91};
92
93}  // namespace android
94
95#endif  // _ANDROID_MEDIA_MEDIACODEC_H_
96