mirror of https://github.com/mpv-player/mpv
very obsoleted...
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@5040 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi
parent
7a5ae36500
commit
df949bbf33
193
tvision.c
193
tvision.c
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@ -1,193 +0,0 @@
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// testing only, not finished!!!!!!!
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// little TeleVision program by A'rpi/ESP-team
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// based on streamer-old.c video capture util (part of xawtv) by
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// (c) 1998 Gerd Knorr <kraxel@goldbach.in-berlin.de>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <math.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <string.h>
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#include <ctype.h>
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#include <signal.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/time.h>
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#include <sys/ioctl.h>
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#include <sys/stat.h>
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#include <sys/mman.h>
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#include <sys/shm.h>
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#include <sys/ipc.h>
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#include <sys/wait.h>
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#include <asm/types.h> /* XXX glibc */
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#include "videodev.h"
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#include "libvo/video_out.h"
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#define DEVNAME "/dev/video"
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static struct video_mmap gb1,gb2;
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static struct video_capability capability;
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static struct video_channel channel;
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static struct video_mbuf gb_buffers = { 2*0x151000, 0, {0,0x151000 }};
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static unsigned char *map = NULL;
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int main(int argc,char* argv[]){
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vo_functions_t *video_out=NULL;
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char* video_driver=NULL; //"mga"; // default
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int i;
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int fd=-1;
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char* frame=NULL;
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int count=0;
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unsigned char* tmpframe=NULL;
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unsigned char* tmpframe2=NULL;
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unsigned char* planes[3];
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unsigned int stride[3];
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unsigned char* planes2[3];
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unsigned int stride2[3];
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// if(argc>1) video_driver=argv[1];
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// check video_out driver name:
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if(!video_driver)
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video_out=video_out_drivers[0];
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else
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for (i=0; video_out_drivers[i] != NULL; i++){
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const vo_info_t *info = video_out_drivers[i]->get_info ();
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if(strcmp(info->short_name,video_driver) == 0){
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video_out = video_out_drivers[i];break;
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}
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}
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if(!video_out){
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printf("Invalid video output driver name: %s\n",video_driver);
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return 0;
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}
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/* open */
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if (-1 == fd && -1 == (fd = open(DEVNAME,O_RDWR))) {
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fprintf(stderr,"open %s: %s\n",DEVNAME,strerror(errno));
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exit(1);
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}
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/* get settings */
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if (-1 == ioctl(fd,VIDIOCGCAP,&capability)) {
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perror("ioctl VIDIOCGCAP");
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exit(1);
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}
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if (-1 == ioctl(fd,VIDIOCGCHAN,&channel))
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perror("ioctl VIDIOCGCHAN");
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/* mmap() buffer */
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if (-1 == ioctl(fd,VIDIOCGMBUF,&gb_buffers)) {
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perror("ioctl VIDIOCGMBUF");
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}
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map = mmap(0,gb_buffers.size,PROT_READ|PROT_WRITE,MAP_SHARED,fd,0);
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if ((unsigned char*)-1 == map) {
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perror("mmap");
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} else {
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fprintf(stderr,"v4l: mmap()'ed buffer size = 0x%x\n",
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gb_buffers.size);
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}
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/* prepare for grabbing */
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gb1.format = (argc>1) ? atoi(argv[1]) : VIDEO_PALETTE_YUV422;
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// gb1.format = VIDEO_PALETTE_YUV420;
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// gb1.format = VIDEO_PALETTE_RGB24;
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gb1.frame = 0;
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gb1.width = 704;//640;//320;
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gb1.height = 576;//480;//240;
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gb2.format = gb1.format;
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gb2.frame = 1;
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gb2.width = gb1.width;
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gb2.height = gb1.height;
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// video_out->preinit() LOST here ?
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video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_YV12,NULL);
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// video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_UYVY,NULL);
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// video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_YUY2,NULL);
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// video_out->config(gb1.width,gb1.height,1024,768,0,0,IMGFMT_RGB|24,NULL);
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tmpframe=malloc(gb1.width*gb1.height*3/2);
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stride[0]=(gb1.width+15)&(~15);
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stride[1]=stride[2]=stride[0]/2;
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planes[0]=tmpframe;
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planes[1]=planes[0]+stride[0]*gb1.height;
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planes[2]=planes[1]+stride[0]*gb1.height/4;
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tmpframe2=malloc(gb1.width*gb1.height*3/2);
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stride2[0]=(gb1.width+15)&(~15);
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stride2[1]=stride2[2]=stride2[0]/2;
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planes2[0]=tmpframe2;
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planes2[1]=planes2[0]+stride2[0]*gb1.height;
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planes2[2]=planes2[1]+stride2[0]*gb1.height/4;
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if (-1 == ioctl(fd,VIDIOCMCAPTURE,&gb1)) {
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if (errno == EAGAIN)
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fprintf(stderr,"grabber chip can't sync (no station tuned in?)\n");
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else
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perror("ioctl VIDIOCMCAPTURE");
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exit(1);
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}
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count++;
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while(1){
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// MAIN LOOP
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if (-1 == ioctl(fd,VIDIOCMCAPTURE,(count%2) ? &gb2 : &gb1)) {
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if (errno == EAGAIN)
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fprintf(stderr,"grabber chip can't sync (no station tuned in?)\n");
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else
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perror("ioctl VIDIOCMCAPTURE");
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exit(1);
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}
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if (-1 == ioctl(fd,VIDIOCSYNC,(count%2) ? &gb1.frame : &gb2.frame)) {
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perror("ioctl VIDIOCSYNC");
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exit(1);
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}
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frame=map + gb_buffers.offsets[(count%2) ? 0 : 1];
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#if 0
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video_out->draw_frame((unsigned char**)&frame);
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#else
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{
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uyvytoyv12(frame,planes[0],planes[1],planes[2],
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gb1.width,gb1.height,
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stride[0],stride[1],gb1.width*2);
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postprocess(planes,stride[0],
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planes2,stride2[0],
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gb1.width,gb1.height,
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planes[0],0, 0x20000);
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video_out->draw_slice(planes2,stride2,gb1.width,gb1.height,0,0);
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}
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#endif
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video_out->flip_page();
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count++;
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}
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#if 0
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{ FILE *f=fopen("frame.yuv","wb");
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fwrite(map,320*240*2,1,f);
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fclose(f);
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}
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video_out->config(320,240,800,600,0,0,IMGFMT_YUY2,NULL);
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video_out->draw_frame(count?map1:map2);
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video_out->flip_page();
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getchar();
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#endif
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}
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283
videodev.h
283
videodev.h
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#ifndef __LINUX_VIDEODEV_H
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#define __LINUX_VIDEODEV_H
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#include <linux/types.h>
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#ifdef __KERNEL__
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#if LINUX_VERSION_CODE >= 0x020100
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#include <linux/poll.h>
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#endif
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struct video_device
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{
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char name[32];
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int type;
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int hardware;
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int (*open)(struct video_device *, int mode);
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void (*close)(struct video_device *);
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long (*read)(struct video_device *, char *, unsigned long, int noblock);
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/* Do we need a write method ? */
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long (*write)(struct video_device *, const char *, unsigned long, int noblock);
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#if LINUX_VERSION_CODE >= 0x020100
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unsigned int (*poll)(struct video_device *, struct file *, poll_table *);
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#endif
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int (*ioctl)(struct video_device *, unsigned int , void *);
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int (*mmap)(struct video_device *, const char *, unsigned long);
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int (*initialize)(struct video_device *);
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void *priv; /* Used to be 'private' but that upsets C++ */
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int busy;
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int minor;
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};
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extern int videodev_init(void);
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#define VIDEO_MAJOR 81
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extern int video_register_device(struct video_device *, int type);
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#define VFL_TYPE_GRABBER 0
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#define VFL_TYPE_VBI 1
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#define VFL_TYPE_RADIO 2
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#define VFL_TYPE_VTX 3
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extern void video_unregister_device(struct video_device *);
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#endif
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#define VID_TYPE_CAPTURE 1 /* Can capture */
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#define VID_TYPE_TUNER 2 /* Can tune */
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#define VID_TYPE_TELETEXT 4 /* Does teletext */
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#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
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#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
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#define VID_TYPE_CLIPPING 32 /* Can clip */
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#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
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#define VID_TYPE_SCALES 128 /* Scalable */
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#define VID_TYPE_MONOCHROME 256 /* Monochrome only */
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#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
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struct video_capability
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{
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char name[32];
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int type;
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int channels; /* Num channels */
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int audios; /* Num audio devices */
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int maxwidth; /* Supported width */
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int maxheight; /* And height */
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int minwidth; /* Supported width */
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int minheight; /* And height */
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};
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struct video_channel
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{
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int channel;
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char name[32];
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int tuners;
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__u32 flags;
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#define VIDEO_VC_TUNER 1 /* Channel has a tuner */
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#define VIDEO_VC_AUDIO 2 /* Channel has audio */
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__u16 type;
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#define VIDEO_TYPE_TV 1
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#define VIDEO_TYPE_CAMERA 2
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__u16 norm; /* Norm set by channel */
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};
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struct video_tuner
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{
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int tuner;
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char name[32];
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ulong rangelow, rangehigh; /* Tuner range */
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__u32 flags;
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#define VIDEO_TUNER_PAL 1
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#define VIDEO_TUNER_NTSC 2
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#define VIDEO_TUNER_SECAM 4
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#define VIDEO_TUNER_LOW 8 /* Uses KHz not MHz */
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#define VIDEO_TUNER_NORM 16 /* Tuner can set norm */
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#define VIDEO_TUNER_STEREO_ON 128 /* Tuner is seeing stereo */
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__u16 mode; /* PAL/NTSC/SECAM/OTHER */
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#define VIDEO_MODE_PAL 0
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#define VIDEO_MODE_NTSC 1
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#define VIDEO_MODE_SECAM 2
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#define VIDEO_MODE_AUTO 3
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__u16 signal; /* Signal strength 16bit scale */
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};
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struct video_picture
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{
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__u16 brightness;
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__u16 hue;
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__u16 colour;
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__u16 contrast;
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__u16 whiteness; /* Black and white only */
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__u16 depth; /* Capture depth */
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__u16 palette; /* Palette in use */
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#define VIDEO_PALETTE_GREY 1 /* Linear greyscale */
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#define VIDEO_PALETTE_HI240 2 /* High 240 cube (BT848) */
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#define VIDEO_PALETTE_RGB565 3 /* 565 16 bit RGB */
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#define VIDEO_PALETTE_RGB24 4 /* 24bit RGB */
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#define VIDEO_PALETTE_RGB32 5 /* 32bit RGB */
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#define VIDEO_PALETTE_RGB555 6 /* 555 15bit RGB */
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#define VIDEO_PALETTE_YUV422 7 /* YUV422 capture */
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#define VIDEO_PALETTE_YUYV 8
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#define VIDEO_PALETTE_UYVY 9 /* The great thing about standards is ... */
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#define VIDEO_PALETTE_YUV420 10
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#define VIDEO_PALETTE_YUV411 11 /* YUV411 capture */
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#define VIDEO_PALETTE_RAW 12 /* RAW capture (BT848) */
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#define VIDEO_PALETTE_YUV422P 13 /* YUV 4:2:2 Planar */
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#define VIDEO_PALETTE_YUV411P 14 /* YUV 4:1:1 Planar */
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#define VIDEO_PALETTE_YUV420P 15 /* YUV 4:2:0 Planar */
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#define VIDEO_PALETTE_YUV410P 16 /* YUV 4:1:0 Planar */
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#define VIDEO_PALETTE_PLANAR 13 /* start of planar entries */
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#define VIDEO_PALETTE_COMPONENT 7 /* start of component entries */
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};
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struct video_audio
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{
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int audio; /* Audio channel */
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__u16 volume; /* If settable */
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__u16 bass, treble;
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__u32 flags;
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#define VIDEO_AUDIO_MUTE 1
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#define VIDEO_AUDIO_MUTABLE 2
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#define VIDEO_AUDIO_VOLUME 4
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#define VIDEO_AUDIO_BASS 8
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#define VIDEO_AUDIO_TREBLE 16
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char name[16];
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#define VIDEO_SOUND_MONO 1
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#define VIDEO_SOUND_STEREO 2
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#define VIDEO_SOUND_LANG1 4
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#define VIDEO_SOUND_LANG2 8
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__u16 mode; /* detected audio carriers or one to set */
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__u16 balance; /* Stereo balance */
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__u16 step; /* Step actual volume uses */
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};
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struct video_clip
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{
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__s32 x,y;
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__s32 width, height;
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struct video_clip *next; /* For user use/driver use only */
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};
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struct video_window
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{
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__u32 x,y; /* Position of window */
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__u32 width,height; /* Its size */
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__u32 chromakey;
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__u32 flags;
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struct video_clip *clips; /* Set only */
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int clipcount;
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#define VIDEO_WINDOW_INTERLACE 1
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#define VIDEO_CLIP_BITMAP -1
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/* bitmap is 1024x625, a '1' bit represents a clipped pixel */
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#define VIDEO_CLIPMAP_SIZE (128 * 625)
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};
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struct video_capture
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{
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__u32 x,y; /* Offsets into image */
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__u32 width, height; /* Area to capture */
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__u16 decimation; /* Decimation divder */
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__u16 flags; /* Flags for capture */
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#define VIDEO_CAPTURE_ODD 0 /* Temporal */
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#define VIDEO_CAPTURE_EVEN 1
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};
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struct video_buffer
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{
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void *base;
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int height,width;
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int depth;
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int bytesperline;
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};
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struct video_mmap
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{
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unsigned int frame; /* Frame (0 - n) for double buffer */
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int height,width;
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unsigned int format; /* should be VIDEO_PALETTE_* */
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};
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struct video_key
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{
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__u8 key[8];
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__u32 flags;
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};
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#define VIDEO_MAX_FRAME 32
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struct video_mbuf
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{
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int size; /* Total memory to map */
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int frames; /* Frames */
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int offsets[VIDEO_MAX_FRAME];
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};
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#define VIDEO_NO_UNIT (-1)
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struct video_unit
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{
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int video; /* Video minor */
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int vbi; /* VBI minor */
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int radio; /* Radio minor */
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int audio; /* Audio minor */
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int teletext; /* Teletext minor */
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};
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#define VIDIOCGCAP _IOR('v',1,struct video_capability) /* Get capabilities */
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#define VIDIOCGCHAN _IOWR('v',2,struct video_channel) /* Get channel info (sources) */
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#define VIDIOCSCHAN _IOW('v',3,struct video_channel) /* Set channel */
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#define VIDIOCGTUNER _IOWR('v',4,struct video_tuner) /* Get tuner abilities */
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#define VIDIOCSTUNER _IOW('v',5,struct video_tuner) /* Tune the tuner for the current channel */
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#define VIDIOCGPICT _IOR('v',6,struct video_picture) /* Get picture properties */
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#define VIDIOCSPICT _IOW('v',7,struct video_picture) /* Set picture properties */
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#define VIDIOCCAPTURE _IOW('v',8,int) /* Start, end capture */
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#define VIDIOCGWIN _IOR('v',9, struct video_window) /* Set the video overlay window */
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#define VIDIOCSWIN _IOW('v',10, struct video_window) /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */
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#define VIDIOCGFBUF _IOR('v',11, struct video_buffer) /* Get frame buffer */
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#define VIDIOCSFBUF _IOW('v',12, struct video_buffer) /* Set frame buffer - root only */
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#define VIDIOCKEY _IOR('v',13, struct video_key) /* Video key event - to dev 255 is to all - cuts capture on all DMA windows with this key (0xFFFFFFFF == all) */
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#define VIDIOCGFREQ _IOR('v',14, unsigned long) /* Set tuner */
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#define VIDIOCSFREQ _IOW('v',15, unsigned long) /* Set tuner */
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#define VIDIOCGAUDIO _IOR('v',16, struct video_audio) /* Get audio info */
|
||||
#define VIDIOCSAUDIO _IOW('v',17, struct video_audio) /* Audio source, mute etc */
|
||||
#define VIDIOCSYNC _IOW('v',18, int) /* Sync with mmap grabbing */
|
||||
#define VIDIOCMCAPTURE _IOW('v',19, struct video_mmap) /* Grab frames */
|
||||
#define VIDIOCGMBUF _IOR('v', 20, struct video_mbuf) /* Memory map buffer info */
|
||||
#define VIDIOCGUNIT _IOR('v', 21, struct video_unit) /* Get attached units */
|
||||
#define VIDIOCGCAPTURE _IOR('v',22, struct video_capture) /* Get frame buffer */
|
||||
#define VIDIOCSCAPTURE _IOW('v',23, struct video_capture) /* Set frame buffer - root only */
|
||||
|
||||
#define BASE_VIDIOCPRIVATE 192 /* 192-255 are private */
|
||||
|
||||
|
||||
#define VID_HARDWARE_BT848 1
|
||||
#define VID_HARDWARE_QCAM_BW 2
|
||||
#define VID_HARDWARE_PMS 3
|
||||
#define VID_HARDWARE_QCAM_C 4
|
||||
#define VID_HARDWARE_PSEUDO 5
|
||||
#define VID_HARDWARE_SAA5249 6
|
||||
#define VID_HARDWARE_AZTECH 7
|
||||
#define VID_HARDWARE_SF16MI 8
|
||||
#define VID_HARDWARE_RTRACK 9
|
||||
#define VID_HARDWARE_ZOLTRIX 10
|
||||
#define VID_HARDWARE_SAA7146 11
|
||||
#define VID_HARDWARE_VIDEUM 12 /* Reserved for Winnov videum */
|
||||
#define VID_HARDWARE_RTRACK2 13
|
||||
#define VID_HARDWARE_PERMEDIA2 14 /* Reserved for Permedia2 */
|
||||
#define VID_HARDWARE_RIVA128 15 /* Reserved for RIVA 128 */
|
||||
|
||||
/*
|
||||
* Initialiser list
|
||||
*/
|
||||
|
||||
struct video_init
|
||||
{
|
||||
char *name;
|
||||
int (*init)(struct video_init *);
|
||||
};
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue