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megapixels
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Use MPLANE buffers for MPLANE cameras

This commit is contained in:
Martijn Braam 2020-11-28 19:19:12 +01:00
parent 3cc9c9b867
commit 7665f5d85b
1 changed files with 8 additions and 4 deletions
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12
camera.c
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@ -350,7 +350,6 @@ bool mp_camera_set_mode(MPCamera *camera, MPCameraMode *mode)
interval.interval = mode->frame_interval;
if (xioctl(camera->subdev_fd, VIDIOC_SUBDEV_S_FRAME_INTERVAL, &interval) == -1) {
errno_printerr("VIDIOC_SUBDEV_S_FRAME_INTERVAL");
return false;
}
}
@ -380,10 +379,15 @@ bool mp_camera_start_capture(MPCamera *camera)
g_return_val_if_fail(camera->has_set_mode, false);
g_return_val_if_fail(camera->num_buffers == 0, false);
enum v4l2_buf_type buftype = V4L2_BUF_TYPE_VIDEO_CAPTURE;
if (camera->use_mplane) {
buftype = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
}
// Start by requesting buffers
struct v4l2_requestbuffers req = {};
req.count = MAX_VIDEO_BUFFERS;
req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
req.type = buftype;
req.memory = V4L2_MEMORY_MMAP;
if (xioctl(camera->video_fd, VIDIOC_REQBUFS, &req) == -1) {
@ -400,7 +404,7 @@ bool mp_camera_start_capture(MPCamera *camera)
for (uint32_t i = 0; i < req.count; ++i) {
// Query each buffer and mmap it
struct v4l2_buffer buf = {
.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
.type = buftype,
.memory = V4L2_MEMORY_MMAP,
.index = i,
};
@ -451,7 +455,7 @@ bool mp_camera_start_capture(MPCamera *camera)
for (uint32_t i = 0; i < camera->num_buffers; ++i) {
struct v4l2_buffer buf = {
.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
.type = buftype,
.memory = V4L2_MEMORY_MMAP,
.index = i,
};