Lines Matching refs:reqbuf
61 struct v4l2_requestbuffers reqbuf;
68 memset(&reqbuf, 0, sizeof(reqbuf));
69 reqbuf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
70 reqbuf.memory = V4L2_MEMORY_MMAP;
71 reqbuf.count = 20;
73 if (-1 == ioctl (fd, VIDIOC_REQBUFS, &reqbuf)) {
84 if (reqbuf.count < 5) {
90 buffers = calloc(reqbuf.count, sizeof(*buffers));
93 for (i = 0; i < reqbuf.count; i++) {
97 buffer.type = reqbuf.type;
123 for (i = 0; i < reqbuf.count; i++)
131 struct v4l2_requestbuffers reqbuf;
141 memset(&reqbuf, 0, sizeof(reqbuf));
142 reqbuf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
143 reqbuf.memory = V4L2_MEMORY_MMAP;
144 reqbuf.count = 20;
146 if (ioctl(fd, VIDIOC_REQBUFS, &reqbuf) < 0) {
157 if (reqbuf.count < 5) {
163 buffers = calloc(reqbuf.count, sizeof(*buffers));
166 for (i = 0; i < reqbuf.count; i++) {
171 buffer.type = reqbuf.type;
204 for (i = 0; i < reqbuf.count; i++)