forked from tTh/FloatImg
Merge branch 'master' of ssh://tetalab.org:2213/tTh/FloatImg
j'ai encore fait un beuhbeuh ?
This commit is contained in:
commit
0d93070774
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@ -21,7 +21,7 @@ typedef struct {
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} Fx;
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enum fxid { Fx_cos01=5, Fx_cos010, Fx_pow2, Fx_sqrt, Fx_gray0, Fx_halfsz0,
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Fx_rot90, Fx_cmixa,
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Fx_rot90, Fx_cmixa, Fx_Desat,
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Fx_xper };
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Fx fx_list[] = {
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@ -34,6 +34,7 @@ Fx fx_list[] = {
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{ "rot90", Fx_rot90, 0, 0 },
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{ "cmixa", Fx_cmixa, 0, 1 },
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{ "xper", Fx_xper, 0, 1 },
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{ "desat", Fx_Desat, 0, 1 },
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{ NULL, 0, 0 }
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};
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@ -166,6 +167,11 @@ switch (action) {
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fprintf(stderr, "halfsize was not implemented\n");
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return -3;
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case Fx_Desat:
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fimg_copy_data(&src, &dest);
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foo = fimg_mix_rgb_gray(&dest, global_fvalue);
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break;
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default:
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fprintf(stderr, "%s %s : %d is bad action\n",
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__FILE__, __func__, action);
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@ -34,7 +34,8 @@ extern int verbosity;
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size_t length;
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};
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static char *dev_name;
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static char *dev_name;
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static enum io_method io = IO_METHOD_MMAP;
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static int fd = -1;
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struct buffer *buffers;
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@ -48,10 +49,12 @@ static void errno_exit(const char *s)
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fprintf(stderr, "%s error %d, %s\n", s, errno, strerror(errno));
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exit(EXIT_FAILURE);
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}
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static int xioctl(int fh, int request, void *arg)
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{
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int r;
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/* PLEASE EXPLAIN THAT CODE */
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do {
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r = ioctl(fh, request, arg);
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} while (-1 == r && EINTR == errno);
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@ -225,7 +228,8 @@ if (-1 == xioctl(fd, VIDIOC_QUERYCAP, &cap)) {
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if (EINVAL == errno) {
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fprintf(stderr, "%s is not a V4L2 device\n", dev_name);
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exit(EXIT_FAILURE);
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} else {
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}
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else {
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errno_exit("VIDIOC_QUERYCAP");
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}
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}
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@ -25,13 +25,55 @@ void help(int n)
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puts("camera controls");
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puts("\t-d bla\t\tselect video device");
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puts("\t-e nnn\t\tset 'etype'");
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puts("\t-K nnn\t\tinteger parameter");
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puts("\t-n bla\t\tset title");
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exit(0);
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}
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/* --------------------------------------------------------------------- */
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int init_screen(char *title)
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{
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fprintf(stderr, ">>> %s ( '%s' )\n", __func__, title);
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return -1;
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}
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/* --------------------------------------------------------------------- */
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int preparation(char *devname, int param)
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{
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int fd, foo;
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struct v4l2_capability cap;
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fd = open_device(devname);
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if (fd < 0) {
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fprintf(stderr, "err %d on %s opening\n", errno, devname);
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return -2;
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}
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/* est-ce un device qui permet la capture video */
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foo = ioctl(fd, VIDIOC_QUERYCAP, &cap);
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if (-1 == foo) {
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perror("VIDIOC_QUERYCAP");
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return -2;
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}
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if (!(cap.capabilities & V4L2_CAP_VIDEO_CAPTURE)) {
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fprintf(stderr, "%s is not a video capture device\n", devname);
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return -3;
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}
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return fd;
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}
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/* --------------------------------------------------------------------- */
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int interactive(int fd, int notused)
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{
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init_screen("prototype");
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fprintf(stderr, "file descriptor = %d\n", fd);
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}
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/* --------------------------------------------------------------------- */
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int main(int argc, char *argv[])
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{
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int foo, opt;
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int foo, opt, devnum;
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int etype = 0;
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char *device = "/dev/video0";
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char *title = NULL;
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@ -44,11 +86,18 @@ while ((opt = getopt(argc, argv, "d:e:hK:lT:v")) != -1) {
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case 'h': help(0); break;
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case 'K': K = atol(optarg); break;
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// case 'l': liste_des_devices(0); break;
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case 't': title = optarg;
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case 'v': verbosity++; break;
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}
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}
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devnum = preparation(device, K);
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if (devnum < 0) {
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fprintf(stderr, "%s : erreur init video device\n", argv[0]);
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exit(1);
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}
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foo = interactive(devnum, 0);
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return 0;
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}
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