android_media_MediaCodec.h revision 8240d9239d9aabed75c49f9d4d69fd8a5fe4c899 
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/stagefright/foundation/ABase.h>
23#include <utils/Errors.h>
24#include <utils/RefBase.h>
25
26namespace android {
27
28struct ALooper;
29struct AMessage;
30struct ICrypto;
31struct ISurfaceTexture;
32struct MediaCodec;
33
34struct JMediaCodec : public RefBase {
35    JMediaCodec(
36            JNIEnv *env, jobject thiz,
37            const char *name, bool nameIsType, bool encoder);
38
39    status_t initCheck() const;
40
41    status_t configure(
42            const sp<AMessage> &format,
43            const sp<ISurfaceTexture> &surfaceTexture,
44            const sp<ICrypto> &crypto,
45            int flags);
46
47    status_t start();
48    status_t stop();
49
50    status_t flush();
51
52    status_t queueInputBuffer(
53            size_t index,
54            size_t offset, size_t size, int64_t timeUs, uint32_t flags);
55
56    status_t dequeueInputBuffer(size_t *index, int64_t timeoutUs);
57
58    status_t dequeueOutputBuffer(
59            JNIEnv *env, jobject bufferInfo, size_t *index, int64_t timeoutUs);
60
61    status_t releaseOutputBuffer(size_t index, bool render);
62
63    status_t getOutputFormat(JNIEnv *env, jobject *format) const;
64
65    status_t getBuffers(
66            JNIEnv *env, bool input, jobjectArray *bufArray) const;
67
68protected:
69    virtual ~JMediaCodec();
70
71private:
72    jclass mClass;
73    jweak mObject;
74
75    sp<ALooper> mLooper;
76    sp<MediaCodec> mCodec;
77
78    DISALLOW_EVIL_CONSTRUCTORS(JMediaCodec);
79};
80
81}  // namespace android
82
83#endif  // _ANDROID_MEDIA_MEDIACODEC_H_
84