forked from tTh/FloatImg
testing v4l2 pretty struct pointer
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dc7734b49d
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8
v4l2/t.c
8
v4l2/t.c
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@ -7,6 +7,7 @@
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#include <unistd.h>
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#include <math.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <linux/videodev2.h>
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@ -40,6 +41,13 @@ fmt.fmt.pix.field = V4L2_FIELD_INTERLACED;
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pr_v4l2_format("before ioctl", &fmt);
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foo = ioctl(vfd, VIDIOC_S_FMT, &fmt);
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fprintf(stderr, "ioctl -> %d\n", foo);
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if (foo < 0)) perror("ioctl S_FMT");
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pr_v4l2_format("after ioctl", &fmt);
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/* todo V4L2_BUF_TYPE_VIDEO_CAPTURE */
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return k;
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}
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