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is pid display futil ?

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phyto 2019-07-02 19:36:55 +02:00
parent 56d46d44d9
commit dc7734b49d
1 changed files with 4 additions and 3 deletions
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7
v4l2/grabvidseq.c
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@ -145,7 +145,7 @@ for (n_buffers = 0; n_buffers < req.count; ++n_buffers) {
fd, buf.m.offset); fd, buf.m.offset);
if (MAP_FAILED == buffers[n_buffers].start) { if (MAP_FAILED == buffers[n_buffers].start) {
perror("mmap"); perror("v4l2_mmap");
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
} }
@ -163,7 +163,8 @@ for (i = 0; i < n_buffers; ++i) {
type = V4L2_BUF_TYPE_VIDEO_CAPTURE; type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
xioctl(fd, VIDIOC_STREAMON, &type); xioctl(fd, VIDIOC_STREAMON, &type);
if (verbosity) fprintf(stderr,"pid %d grabbing...\n", getpid()); if (verbosity) fprintf(stderr,"pid %d grabbing %d picz...\n",
getpid(), nbre_capt);
for (i = 0; i < nbre_capt; i++) { for (i = 0; i < nbre_capt; i++) {
do { do {
@ -208,7 +209,7 @@ for (i = 0; i < nbre_capt; i++) {
} }
t_final = fimg_timer_get(0); t_final = fimg_timer_get(0);
fprintf(stderr, "elapsed time %g s\n", t_final); fprintf(stderr, "pid %d : elapsed time %g s\n", getpid(), t_final);
type = V4L2_BUF_TYPE_VIDEO_CAPTURE; type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
xioctl(fd, VIDIOC_STREAMOFF, &type); xioctl(fd, VIDIOC_STREAMOFF, &type);