1 /*
2  * Copyright (C) 2017 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 _NATIVE_MEDIA_SOURCE_H_
18 #define _NATIVE_MEDIA_SOURCE_H_
19 
20 #include <stdlib.h>
21 #include <stdint.h>
22 #include <memory>
23 #include <string>
24 
25 #include <android/native_window_jni.h>
26 
27 #include "media/NdkMediaFormat.h"
28 #include "media/NdkMediaExtractor.h"
29 #include "media/NdkMediaCodec.h"
30 #include "media/NdkMediaMuxer.h"
31 
32 #include "native_media_utils.h"
33 using Utils::Thread;
34 using Utils::Status;
35 
36 class Source {
37 public:
Source(int32_t w,int32_t h,int32_t colorFormat,float fps,bool looping)38     Source(int32_t w, int32_t h, int32_t colorFormat, float fps, bool looping)
39         : mWidth(w),
40           mHeight(h),
41           mColorFormat(colorFormat),
42           mFps(fps),
43           mLooping(looping),
44           mBufListener(nullptr) {
45     }
46     virtual ~Source() = default;
47 
48     class Listener {
49     public:
50         virtual void onBufferAvailable(
51             uint8_t *buffer, int32_t size, int64_t timeStampUs, uint32_t flags) = 0;
52         virtual ~Listener() = default;
53     };
54     virtual Status prepare(std::shared_ptr<Listener> l, std::shared_ptr<ANativeWindow> n) = 0;
55     virtual Status start() = 0;
56     virtual Status stop() = 0;
57 
58 protected:
59     int32_t mWidth;
60     int32_t mHeight;
61     int32_t mColorFormat;
62     float mFps;
63     bool mLooping;
64     std::shared_ptr<Listener> mBufListener;
65     std::shared_ptr<ANativeWindow> mSurface;
66 };
67 
68 std::shared_ptr<Source> createDecoderSource(
69         int32_t w, int32_t h, int32_t colorFormat, float fps, bool looping,
70         bool regulateFeedingRate, /* WA for dynamic settings */
71         int sourceFileFd, off64_t sourceFileOffset, off64_t sourceFileSize);
72 
73 #endif // _NATIVE_MEDIA_SOURCE_H_
74