diff options
Diffstat (limited to 'tvision.c')
| -rw-r--r-- | tvision.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/tvision.c b/tvision.c deleted file mode 100644 index 12da3c4b34..0000000000 --- a/tvision.c +++ /dev/null @@ -1,193 +0,0 @@ -// testing only, not finished!!!!!!! - -// little TeleVision program by A'rpi/ESP-team -// based on streamer-old.c video capture util (part of xawtv) by -// (c) 1998 Gerd Knorr <kraxel@goldbach.in-berlin.de> - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <math.h> -#include <errno.h> -#include <fcntl.h> -#include <string.h> -#include <ctype.h> -#include <signal.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <sys/time.h> -#include <sys/ioctl.h> -#include <sys/stat.h> -#include <sys/mman.h> -#include <sys/shm.h> -#include <sys/ipc.h> -#include <sys/wait.h> - - -#include <asm/types.h> /* XXX glibc */ -#include "videodev.h" - -#include "libvo/video_out.h" - -#define DEVNAME "/dev/video" - -static struct video_mmap gb1,gb2; -static struct video_capability capability; -static struct video_channel channel; -static struct video_mbuf gb_buffers = { 2*0x151000, 0, {0,0x151000 }}; -static unsigned char *map = NULL; - - -int main(int argc,char* argv[]){ -vo_functions_t *video_out=NULL; -char* video_driver=NULL; //"mga"; // default -int i; -int fd=-1; -char* frame=NULL; -int count=0; -unsigned char* tmpframe=NULL; -unsigned char* tmpframe2=NULL; -unsigned char* planes[3]; -unsigned int stride[3]; -unsigned char* planes2[3]; -unsigned int stride2[3]; - -// if(argc>1) video_driver=argv[1]; - -// check video_out driver name: - if(!video_driver) - video_out=video_out_drivers[0]; - else - for (i=0; video_out_drivers[i] != NULL; i++){ - const vo_info_t *info = video_out_drivers[i]->get_info (); - if(strcmp(info->short_name,video_driver) == 0){ - video_out = video_out_drivers[i];break; - } - } - if(!video_out){ - printf("Invalid video output driver name: %s\n",video_driver); - return 0; - } - - - /* open */ - if (-1 == fd && -1 == (fd = open(DEVNAME,O_RDWR))) { - fprintf(stderr,"open %s: %s\n",DEVNAME,strerror(errno)); - exit(1); - } - - /* get settings */ - if (-1 == ioctl(fd,VIDIOCGCAP,&capability)) { - perror("ioctl VIDIOCGCAP"); - exit(1); - } - if (-1 == ioctl(fd,VIDIOCGCHAN,&channel)) - perror("ioctl VIDIOCGCHAN"); - - /* mmap() buffer */ - if (-1 == ioctl(fd,VIDIOCGMBUF,&gb_buffers)) { - perror("ioctl VIDIOCGMBUF"); - } - map = mmap(0,gb_buffers.size,PROT_READ|PROT_WRITE,MAP_SHARED,fd,0); - if ((unsigned char*)-1 == map) { - perror("mmap"); - } else { - fprintf(stderr,"v4l: mmap()'ed buffer size = 0x%x\n", - gb_buffers.size); - } - - /* prepare for grabbing */ - gb1.format = (argc>1) ? atoi(argv[1]) : VIDEO_PALETTE_YUV422; -// gb1.format = VIDEO_PALETTE_YUV420; -// gb1.format = VIDEO_PALETTE_RGB24; - gb1.frame = 0; - gb1.width = 704;//640;//320; - gb1.height = 576;//480;//240; - - gb2.format = gb1.format; - gb2.frame = 1; - gb2.width = gb1.width; - gb2.height = gb1.height; - - // video_out->preinit() LOST here ? - - video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_YV12,NULL); -// video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_UYVY,NULL); -// video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_YUY2,NULL); -// video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_RGB|24,NULL); - - tmpframe=malloc(gb1.width*gb1.height*3/2); - stride[0]=(gb1.width+15)&(~15); - stride[1]=stride[2]=stride[0]/2; - planes[0]=tmpframe; - planes[1]=planes[0]+stride[0]*gb1.height; - planes[2]=planes[1]+stride[0]*gb1.height/4; - - tmpframe2=malloc(gb1.width*gb1.height*3/2); - stride2[0]=(gb1.width+15)&(~15); - stride2[1]=stride2[2]=stride2[0]/2; - planes2[0]=tmpframe2; - planes2[1]=planes2[0]+stride2[0]*gb1.height; - planes2[2]=planes2[1]+stride2[0]*gb1.height/4; - - if (-1 == ioctl(fd,VIDIOCMCAPTURE,&gb1)) { - if (errno == EAGAIN) - fprintf(stderr,"grabber chip can't sync (no station tuned in?)\n"); - else - perror("ioctl VIDIOCMCAPTURE"); - exit(1); - } - count++; - while(1){ - // MAIN LOOP - if (-1 == ioctl(fd,VIDIOCMCAPTURE,(count%2) ? &gb2 : &gb1)) { - if (errno == EAGAIN) - fprintf(stderr,"grabber chip can't sync (no station tuned in?)\n"); - else - perror("ioctl VIDIOCMCAPTURE"); - exit(1); - } - - if (-1 == ioctl(fd,VIDIOCSYNC,(count%2) ? &gb1.frame : &gb2.frame)) { - perror("ioctl VIDIOCSYNC"); - exit(1); - } - frame=map + gb_buffers.offsets[(count%2) ? 0 : 1]; -#if 0 - video_out->draw_frame((unsigned char**)&frame); -#else - { - uyvytoyv12(frame,planes[0],planes[1],planes[2], - gb1.width,gb1.height, - stride[0],stride[1],gb1.width*2); - - - postprocess(planes,stride[0], - planes2,stride2[0], - gb1.width,gb1.height, - planes[0],0, 0x20000); - - video_out->draw_slice(planes2,stride2,gb1.width,gb1.height,0,0); - } -#endif - video_out->flip_page(); - - count++; - } - -#if 0 - { FILE *f=fopen("frame.yuv","wb"); - fwrite(map,320*240*2,1,f); - fclose(f); - } - video_out->config(320,240,800,600,0,0,IMGFMT_YUY2,NULL); - video_out->draw_frame(count?map1:map2); - video_out->flip_page(); - - getchar(); -#endif - - - -} - |