From 470d4180e2b86eee41c9c14910e4131d16edb8b7 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期二, 25 五月 2021 17:02:54 +0800
Subject: [PATCH] bug fixed gb28181 capture
---
csrc/thirdparty/gb28181/include/PsToEs.hpp | 139 ++++++++++++++++++++++++++++++++++++++-------
1 files changed, 116 insertions(+), 23 deletions(-)
diff --git a/csrc/thirdparty/gb28181/include/PsToEs.hpp b/csrc/thirdparty/gb28181/include/PsToEs.hpp
index 51f613a..366db70 100644
--- a/csrc/thirdparty/gb28181/include/PsToEs.hpp
+++ b/csrc/thirdparty/gb28181/include/PsToEs.hpp
@@ -4,7 +4,9 @@
#include <deque>
#include <pthread.h>
+#include <unistd.h>
#include "librtsp.h"
+#include <sys/time.h>
using namespace std;
@@ -14,7 +16,7 @@
public:
MyQueue():mtx(PTHREAD_MUTEX_INITIALIZER), cond(PTHREAD_COND_INITIALIZER){
t.tv_sec = 0;
- t.tv_nsec = 20000000;
+ t.tv_nsec = 0;
}
~MyQueue() {
@@ -39,9 +41,16 @@
T pop() {
pthread_mutex_lock(&mtx);
- while (q.empty()) {
- pthread_cond_wait(&cond, &mtx);
+ if (q.empty()) {
+ gettimeofday(&now, NULL);
+ t.tv_sec = now.tv_sec + 3;
+ t.tv_nsec = now.tv_usec * 1000;
+// pthread_cond_wait(&cond, &mtx);
pthread_cond_timedwait(&cond, &mtx, &t);
+ }
+ if (q.empty()) {
+ pthread_mutex_unlock(&mtx);
+ return 0;
}
T value = q.front();
q.pop_front();
@@ -67,11 +76,22 @@
while (!q.empty()) q.pop_front();
pthread_mutex_unlock(&mtx);
}
+
+ void clearAll(std::function<void(T)> fn){
+ pthread_mutex_lock(&mtx);
+ while (!q.empty()){
+ T value = q.front();
+ fn(value);
+ q.pop_front();
+ }
+ pthread_mutex_unlock(&mtx);
+ }
private:
deque<T> q;
pthread_mutex_t mtx;
pthread_cond_t cond;
timespec t;
+ struct timeval now;
};
typedef struct _buffInfo {
@@ -87,7 +107,11 @@
~GB28181API(){
printf("GB28181API end!\n");
- m_rtpQueue.clearAll();
+ // m_rtpQueue.clearAll();
+ m_rtpQueue.clearAll([](frameBuffInfo *info){
+ delete[] info->buff;
+ delete info;
+ });
deleteCamera();
}
@@ -115,7 +139,11 @@
//浠庣紦瀛樹腑鑾峰彇buffinfo
frameBuffInfo *buffinfo = _this->m_rtpQueue.pop();
// printf(" m_rtpQueue.pop after \n");
+ if(buffinfo != nullptr){
diff = len - buffinfo->buffLen;
+ }else{
+ return 0;
+ }
//甯ч暱澶т簬bufsize
if (diff < 0) {
@@ -149,21 +177,79 @@
return bufsize;
}
+ static int capturePic(void *opaque, char *buf, int *bufsize, const int tt) {
+
+ GB28181API *_this = (GB28181API *) opaque;
+ int len = 0;
+ *bufsize = 0;
+
+ int ttt = 0;
+ do {
+ if (ttt > tt) return 0;
+ ttt++;
+
+ //浠庣紦瀛樹腑鑾峰彇buffinfo
+ if (_this->m_rtpQueue.count_queue() == 0) {
+// printf(" count_queue == 0 \n");
+ usleep(10000);
+ continue;
+ }
+
+ frameBuffInfo *buffinfo = _this->m_rtpQueue.pop();
+ if (buffinfo == nullptr) {
+ printf(" buffinfo == nullptr \n");
+ return 0;
+ }
+////////////////////////////////////////////////////////
+ FILE* fpJpg = NULL;
+ char fileJpgName[32] = "./tmpCaptureJpg.jpg";
+ char fileIFrameName[32] = "./tmpCaptureX264IFrame";
+ char cmd[512] = {0};
+
+ for(int i = 0; i < 10 * 25; i++){
+ if (!buffinfo){
+ buffinfo = _this->m_rtpQueue.pop();
+ }
+ if (!buffinfo) continue;
+
+ auto fpIframe = fopen(fileIFrameName, "wb+");
+ fwrite(buffinfo->buff, buffinfo->buffLen, 1, fpIframe);
+ fflush(fpIframe);
+ fclose(fpIframe);
+
+ memset(cmd, 0, 512);
+ sprintf(cmd, "ffmpeg -i %s -y -f image2 -ss 00:00:00 -vframes 1 %s >/dev/null", fileIFrameName,
+ fileJpgName);
+ int rr = system(cmd);
+
+ delete[] buffinfo->buff;
+ delete buffinfo;
+ buffinfo = nullptr;
+
+ fpJpg = fopen(fileJpgName, "rb");
+ if (fpJpg) {
+ break;
+ }
+ }
+///////////////////////////////////////////////////////////
+
+ fseek(fpJpg, 0, SEEK_END);
+ len = ftell(fpJpg);
+ fseek(fpJpg, 0, SEEK_SET);
+ *bufsize = fread(buf, sizeof(char), len, fpJpg);
+ fclose(fpJpg);
+
+ memset(cmd, 0, 128);
+ sprintf(cmd, "rm %s %s >/dev/null", fileIFrameName, fileJpgName);
+ system(cmd);
+ } while (*bufsize == 0);
+
+ return *bufsize;
+ }
+
static void streamCallBack(int datatype, int frametype, unsigned char *data, unsigned int datalen, long userdata)
{
GB28181API *_this = (GB28181API *)userdata;
- //printf("userdata:%ld,datatype:%d, frametype:%d, datalen:%d\n", userdata, datatype, frametype, datalen);
-
- /*static FILE* fp_write = NULL;
- if (!fp_write)
-
- {
-
- fp_write = fopen("stream_callback.mp4", "wb+");
-
- }
-
- fwrite(data, sizeof(char), datalen, fp_write); */
static bool startFlag = false;
if(frametype == GB_VIDEO_FRAME_I){
@@ -174,20 +260,27 @@
}
}
- void addCamera(string &rtsp){
-// long userdata = 1001;//
- printf("RTSPSTREAM_Open\n");
- handle = RTSPSTREAM_Open(rtsp.c_str(), streamCallBack, (long)this);
-// return handle;
+ long addCamera(string &rtsp){
+ int count = 0;
+ while (handle == -1 && count <= 3) {
+ count ++;
+ handle = RTSPSTREAM_Open(rtsp.c_str(), streamCallBack, (long) this);
+ printf("RTSPSTREAM_Open, handle:%ld \n", handle);
+ }
+ return handle;
}
void deleteCamera(){
printf("RTSPSTREAM_Close\n");
- RTSPSTREAM_Close(handle);
+ if(handle != -1){
+ RTSPSTREAM_Close(handle);
+ }
+
+ handle = -1;
}
private:
MyQueue<frameBuffInfo *> m_rtpQueue;
- long handle;
+ long handle = -1;
};
--
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