1 /*
2  * Copyright (C) 2019 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 __MUXER_H__
18 #define __MUXER_H__
19 
20 #include <media/NdkMediaMuxer.h>
21 
22 #include "BenchmarkCommon.h"
23 #include "Stats.h"
24 #include "Extractor.h"
25 
26 typedef enum {
27     MUXER_OUTPUT_FORMAT_MPEG_4 = 0,
28     MUXER_OUTPUT_FORMAT_WEBM = 1,
29     MUXER_OUTPUT_FORMAT_3GPP = 2,
30     MUXER_OUTPUT_FORMAT_OGG = 4,
31     MUXER_OUTPUT_FORMAT_INVALID = 5,
32 } MUXER_OUTPUT_T;
33 
34 class Muxer {
35   public:
Muxer()36     Muxer() : mFormat(nullptr), mMuxer(nullptr), mStats(nullptr) { mExtractor = new Extractor(); }
37 
~Muxer()38     virtual ~Muxer() {
39         if (mStats) delete mStats;
40         if (mExtractor) delete mExtractor;
41     }
42 
getStats()43     Stats *getStats() { return mStats; }
getExtractor()44     Extractor *getExtractor() { return mExtractor; }
45 
46     /* Muxer related utilities */
47     int32_t initMuxer(int32_t fd, MUXER_OUTPUT_T outputFormat);
48     void deInitMuxer();
49     void resetMuxer();
50 
51     /* Process the frames and give Muxed output */
52     int32_t mux(uint8_t *inputBuffer, vector<AMediaCodecBufferInfo> &frameSizes);
53 
54     void dumpStatistics(string inputReference, string codecName = "", string statsFile = "");
55 
56   private:
57     AMediaFormat *mFormat;
58     AMediaMuxer *mMuxer;
59     Extractor *mExtractor;
60     Stats *mStats;
61 };
62 
63 #endif  // __MUXER_H__
64