1 // Copyright (C) 2020 The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #pragma once
16 
17 #include "host-common/MediaSnapshotState.h"
18 
19 #include <cstdint>
20 #include <list>
21 #include <mutex>
22 #include <string>
23 #include <vector>
24 
25 #include <stdio.h>
26 #include <string.h>
27 
28 #include <stddef.h>
29 
30 namespace android {
31 namespace emulation {
32 
33 class MediaVideoHelper {
34 public:
35     MediaVideoHelper() = default;
36     virtual ~MediaVideoHelper() = default;
37     // return true if success; false otherwise
init()38     virtual bool init() { return false; }
decode(const uint8_t * frame,size_t szBytes,uint64_t inputPts)39     virtual void decode(const uint8_t* frame,
40                         size_t szBytes,
41                         uint64_t inputPts) {}
flush()42     virtual void flush() {}
deInit()43     virtual void deInit() {}
44 
45     bool receiveFrame(MediaSnapshotState::FrameInfo* pFrameInfo);
setIgnoreDecodedFrames()46     void setIgnoreDecodedFrames() { mIgnoreDecoderOutput = true; }
setSaveDecodedFrames()47     void setSaveDecodedFrames() { mIgnoreDecoderOutput = false; }
48 
error()49     virtual int error() const { return 0; }
good()50     virtual bool good() const { return true; }
fatal()51     virtual bool fatal() const { return false; }
52 
53 protected:
54     bool mIgnoreDecoderOutput = false;
55 
56     mutable std::list<MediaSnapshotState::FrameInfo> mSavedDecodedFrames;
57 
58 };  // MediaVideoHelper
59 
60 }  // namespace emulation
61 }  // namespace android
62