From 449cf1bbf0df985e43f7ac4f362c961b15ebe5d2 Mon Sep 17 00:00:00 2001
From: Florian Jung <flo@windfisch.org>
Date: Wed, 24 Dec 2014 00:14:21 +0100
Subject: video over netwörk :)
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---
 client2.c | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 client2.c

(limited to 'client2.c')

diff --git a/client2.c b/client2.c
new file mode 100644
index 0000000..d968c9f
--- /dev/null
+++ b/client2.c
@@ -0,0 +1,75 @@
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/socket.h>
+#include <string.h>
+#include <sys/un.h>
+#include <time.h>
+
+#include <opencv2/opencv.hpp>
+
+using namespace cv;
+
+#define SOCKETPATH "/home/flo/uds_socket"
+
+void die(const char* msg){perror(msg); exit(1);}
+void suicide(const char* msg){ fprintf(stderr, "%s\n", msg); exit(1); }
+
+
+
+unsigned char buffer[67108864]; // must be unsigned. because reasons -_-
+
+int read_completely(int fd, void* buf, size_t len)
+{
+	size_t n_read;
+	for (n_read = 0; n_read < len;)
+	{
+		size_t tmp = read(fd, buf, len-n_read);
+		n_read+=tmp;
+		buf = ((char*)buf)+tmp;
+	}
+	return n_read;
+}
+
+int main(int argc, const char** argv)
+{
+	struct sockaddr_un my_sockaddr;
+	my_sockaddr.sun_family=AF_UNIX;
+	strcpy(my_sockaddr.sun_path, SOCKETPATH);
+	int sockaddrlen = strlen(my_sockaddr.sun_path) + sizeof(my_sockaddr.sun_family);
+
+	int sockfd = socket(AF_UNIX, SOCK_STREAM, 0);
+	if (sockfd == -1) die("socket");
+
+
+	if (connect(sockfd, (struct sockaddr*) &my_sockaddr, sockaddrlen) == -1)
+		die("connect");
+	
+	time_t t = time(NULL);
+	int nframes=0;
+
+	while (waitKey(1) != 'x')
+	{
+		write(sockfd,"get\n",4);
+		read_completely(sockfd, buffer, 4);
+		int framelen = ((buffer[0]*256+buffer[1])*256+buffer[2])*256+buffer[3];
+		if (framelen > sizeof(buffer)) suicide("buffer too small");
+		read_completely(sockfd, buffer, framelen);
+
+		//Mat dingens=Mat::eye(100,100,CV_8UC1) * 244;
+		Mat dingens(600,1600,CV_8UC3, buffer);
+		imshow("dingens",dingens);
+
+		time_t tmp = time(NULL);
+		if (tmp!=t)
+		{
+			printf("%i FPS\n", (int)(nframes / (tmp-t)));
+			nframes=0;
+			t=tmp;
+		}
+		nframes++;
+	}
+	
+	close(sockfd);
+	return 0;
+}
-- 
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