1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/*
**
** Copyright (C) 2008 The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#ifndef ANDROID_VIDEO_FRAME_H
#define ANDROID_VIDEO_FRAME_H
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <utils/Log.h>
namespace android {
// Represents a color converted (RGB-based) video frame
// with bitmap pixels stored in FrameBuffer
class VideoFrame
{
public:
VideoFrame(): mWidth(0), mHeight(0), mDisplayWidth(0), mDisplayHeight(0), mSize(0), mData(0),
mRotationAngle(0) {}
VideoFrame(const VideoFrame& copy) {
mWidth = copy.mWidth;
mHeight = copy.mHeight;
mDisplayWidth = copy.mDisplayWidth;
mDisplayHeight = copy.mDisplayHeight;
mSize = copy.mSize;
mData = NULL; // initialize it first
if (mSize > 0 && copy.mData != NULL) {
mData = new uint8_t[mSize];
if (mData != NULL) {
memcpy(mData, copy.mData, mSize);
} else {
mSize = 0;
}
}
mRotationAngle = copy.mRotationAngle;
}
~VideoFrame() {
if (mData != 0) {
delete[] mData;
}
}
// Intentional public access modifier:
uint32_t mWidth;
uint32_t mHeight;
uint32_t mDisplayWidth;
uint32_t mDisplayHeight;
uint32_t mSize; // Number of bytes in mData
int32_t mRotationAngle; // rotation angle, clockwise, should be multiple of 90
// mData should be 64 bit aligned to prevent additional padding
uint8_t* mData; // Actual binary data
// pad structure so it's the same size on 64 bit and 32 bit
char mPadding[8 - sizeof(mData)];
};
}; // namespace android
#endif // ANDROID_VIDEO_FRAME_H
|
