Get live images from a RTP/UDP stream and save pictures on internal memory. More...

#include "modules/computer_vision/viewvideo.h"
#include "modules/computer_vision/cv.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <sys/time.h>
#include <math.h>
#include "lib/vision/image.h"
#include "lib/encoding/jpeg.h"
#include "lib/encoding/rtp.h"
#include "udp_socket.h"
#include <BOARD_CONFIG>

Include dependency graph for viewvideo.c:

Go to the source code of this file.

Macros
#define	VIEWVIDEO_DOWNSIZE_FACTOR 4

#define	VIEWVIDEO_QUALITY_FACTOR 50

#define	VIEWVIDEO_FPS 5

#define	VIEWVIDEO_NICE_LEVEL 5

#define	VIEWVIDEO_USE_NETCAT FALSE

#define	VIEWVIDEO_USE_RTP TRUE

Functions
static struct image_t *	viewvideo_function (struct UdpSocket viewvideo_socket, struct image_t img, uint16_t rtp_packet_nr, uint32_t rtp_frame_time, struct image_t img_small, struct image_t img_jpeg)
	Handles all the video streaming and saving of the image shots This is a separate thread, so it needs to be thread safe!

void	viewvideo_init (void)
	Initialize the view video.

Variables
struct UdpSocket	video_sock1

struct UdpSocket	video_sock2

struct viewvideo_t	viewvideo

Detailed Description

Get live images from a RTP/UDP stream and save pictures on internal memory.

Works on Linux platforms

Definition in file viewvideo.c.

Macro Definition Documentation

◆ VIEWVIDEO_DOWNSIZE_FACTOR

#define VIEWVIDEO_DOWNSIZE_FACTOR 4

Definition at line 53 of file viewvideo.c.

◆ VIEWVIDEO_FPS

#define VIEWVIDEO_FPS 5

Definition at line 65 of file viewvideo.c.

◆ VIEWVIDEO_NICE_LEVEL

#define VIEWVIDEO_NICE_LEVEL 5

Definition at line 71 of file viewvideo.c.

◆ VIEWVIDEO_QUALITY_FACTOR

#define VIEWVIDEO_QUALITY_FACTOR 50

Definition at line 59 of file viewvideo.c.

◆ VIEWVIDEO_USE_NETCAT

#define VIEWVIDEO_USE_NETCAT FALSE

Definition at line 77 of file viewvideo.c.

◆ VIEWVIDEO_USE_RTP

#define VIEWVIDEO_USE_RTP TRUE

Definition at line 81 of file viewvideo.c.

Function Documentation

◆ viewvideo_function()

static struct image_t * viewvideo_function	(	struct UdpSocket *	viewvideo_socket,
		struct image_t *	img,
		uint16_t *	rtp_packet_nr,
		uint32_t *	rtp_frame_time,
		struct image_t *	img_small,
		struct image_t *	img_jpeg
	)

static

Handles all the video streaming and saving of the image shots This is a separate thread, so it needs to be thread safe!

Definition at line 113 of file viewvideo.c.

References viewvideo_t::downsize_factor, foo, image_create(), image_free(), IMAGE_JPEG, IMAGE_YUV422, image_yuv422_downsample(), viewvideo_t::is_streaming, jpeg_encode_image(), rtp_frame_send(), viewvideo_t::use_rtp, viewvideo, VIEWVIDEO_FPS, VIEWVIDEO_QUALITY_FACTOR, and VIEWVIDEO_USE_NETCAT.

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◆ viewvideo_init()

void viewvideo_init ( void )

Initialize the view video.

Definition at line 218 of file viewvideo.c.

References cv_add_to_device_async(), viewvideo_t::downsize_factor, foo, viewvideo_t::is_streaming, viewvideo_t::quality_factor, udp_socket_create(), video_sock1, video_sock2, viewvideo, VIEWVIDEO_FPS, and VIEWVIDEO_NICE_LEVEL.

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Variable Documentation

◆ video_sock1

struct UdpSocket video_sock1

Definition at line 88 of file viewvideo.c.

Referenced by viewvideo_init().

◆ video_sock2

struct UdpSocket video_sock2

Definition at line 89 of file viewvideo.c.

Referenced by viewvideo_init().

◆ viewvideo

struct viewvideo_t viewvideo

Initial value:

= {
  .is_streaming = FALSE,
  .downsize_factor = VIEWVIDEO_DOWNSIZE_FACTOR,
  .quality_factor = VIEWVIDEO_QUALITY_FACTOR,
 
  .use_rtp = VIEWVIDEO_USE_RTP,
 
}

Definition at line 100 of file viewvideo.c.

Referenced by viewvideo_function(), and viewvideo_init().

Macros

Functions

Variables