CameraFeatures.c
3.2 KB
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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include "../CameraParameter.h"
#include "../V4L2/V4L2_Record.h"
#include "JZsdkLib.h"
#include "./CameraFeatures.h"
#include "JZsdk_network/JZsdk_network.h"
#include "version_choose.h"
#define DATA_SEND_FROM_VIDEO_STREAM_MAX_LEN 60000
#define VIDEO_FRAME_AUD_LEN 6
#if APP_VERSION == APP_PSDK
#include "Dji_Control/DJI_VideoDeal.h"
#endif
static const uint8_t s_frameAudInfo[VIDEO_FRAME_AUD_LEN] = {0x00, 0x00, 0x00, 0x01, 0x09, 0x10};
extern int Camera_PushVideoInitFlag;
pthread_mutex_t FrameDealMutex;
//推流入口
static void CameraFeatures_PsdkPushFrame(char* h264_data, uint32_t data_len, int AudLength)
{
unsigned int FrameBufSize = 0;
FrameBufSize = data_len;
//如果视频为大疆H264型
if (PUSHFRAME_VIDEO_TPYE == VIDEO_TPYE_DJIH264)
{
FrameBufSize += VIDEO_FRAME_AUD_LEN;
memcpy(h264_data + data_len, s_frameAudInfo, VIDEO_FRAME_AUD_LEN);
//printf("大疆264型\n");
}
else
{
//printf("普通h264\n");
}
//放入到对应的传输函数
#if APP_VERSION == APP_PSDK
//大疆模式，往大疆入口推流
DJI_VideoDeal_Push_DJIH264Frame(h264_data, FrameBufSize);
#elif APP_VERSION == APP_UART
JZsdk_NetWork_SentData(h264_data, FrameBufSize);
#endif
}
//线程方案
static void *JZsdk_CameraFrameDeal_thread(void *args)
{
int FrameLength;
int AudLength ; //帧尾长度
JZSDK_LOG_INFO("JZsdk_CameraFrameDeal_thread创建完毕\n");
while (1)
{
pthread_mutex_lock(&FrameDealMutex);
//如果已经初始化了摄像头及推流部分
if (Camera_PushVideoInitFlag == JZ_FLAGCODE_OFF)
{
continue;
}
//创建一个缓存区，用于存放视频数据
char *FrameDealBuffer;
FrameLength = 0;
//如果要求的推送的视频流是 djih264
if (PUSHFRAME_VIDEO_TPYE == VIDEO_TPYE_DJIH264)
{
AudLength = VIDEO_FRAME_AUD_LEN ;
}
//如果要求的是普通的h264
else if (PUSHFRAME_VIDEO_TPYE == VIDEO_TPYE_H264)
{
AudLength = 0 ;
}
else
{
AudLength = 0 ;
}
//从摄像头录制并取出一帧数据
V4L2_CameraFrameRecord(&FrameDealBuffer, &FrameLength, AudLength);
//拍照处理函数
V4L2_ShootPhotoDeal(FrameDealBuffer, FrameLength);
//录像处理函数
V4L2_RecordVedioDeal(FrameDealBuffer, FrameLength);
//连拍处理函数
//FrameDeal_ShootPhotoBurstDeal(FrameDealBuffer, FrameLength);
//推送一帧
CameraFeatures_PsdkPushFrame(FrameDealBuffer, FrameLength, AudLength);
free(FrameDealBuffer);
}
pthread_exit(NULL);
}
T_JZsdkReturnCode CameraFeatures_FrameDeal_thread_Init()
{
pthread_mutex_init(&FrameDealMutex, NULL); // 创建互斥锁
pthread_t FrameDeal_thread;
pthread_create(&FrameDeal_thread, NULL, JZsdk_CameraFrameDeal_thread, NULL);
}
T_JZsdkReturnCode CameraFeatures_FrameDealThread_UnlockFun()
{
//解锁帧处理线程
pthread_mutex_unlock(&FrameDealMutex);
return 0;
}