Lines Matching defs:r_buffer
438 v4l2_requestbuffers r_buffer;
439 memset(&r_buffer, 0, sizeof(r_buffer));
441 r_buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
442 r_buffer.memory = V4L2_MEMORY_MMAP;
443 r_buffer.count = kMaxVideoBuffers;
445 if (HANDLE_EINTR(ioctl(device_fd_.get(), VIDIOC_REQBUFS, &r_buffer)) < 0) {
449 if (r_buffer.count > kMaxVideoBuffers) {
450 r_buffer.count = kMaxVideoBuffers;
453 buffer_pool_size_ = r_buffer.count;
456 buffer_pool_ = new Buffer[r_buffer.count];
457 for (unsigned int i = 0; i < r_buffer.count; i++) {
492 v4l2_requestbuffers r_buffer;
493 memset(&r_buffer, 0, sizeof(r_buffer));
494 r_buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
495 r_buffer.memory = V4L2_MEMORY_MMAP;
496 r_buffer.count = 0;
498 if (HANDLE_EINTR(ioctl(device_fd_.get(), VIDIOC_REQBUFS, &r_buffer)) < 0) {