Lines Matching +full:open +full:- +full:source
1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
9 **Also known as On-Screen Display (OSD)**
57 ---------------------------------------------
59 .. code-block:: c
67 if (-1 == ioctl(fd, VIDIOC_G_FBUF, &fbuf)) {
78 fb_fd = open(dev_name, O_RDWR);
79 if (-1 == fb_fd) {
86 perror("open");
99 fb_fd = -1;
103 for the video output overlay, or -1 if no device was found. */
109 The overlay is controlled by source and target rectangles. The source
118 source rectangle, its position in the framebuffer and the
127 To program the source rectangle applications set the ``type`` field of a