diff options
| author | Jacopo Mondi <jacopo@jmondi.org> | 2022-11-24 09:41:56 +0100 |
|---|---|---|
| committer | Jacopo Mondi <jacopo@jmondi.org> | 2022-12-01 11:26:44 +0100 |
| commit | 869dea59a3f135d076a6c14e0d90674ef60be529 (patch) | |
| tree | be21a16509cf6ad37c9884b0419bc33835c167ea /src | |
| parent | 206f5cb5259a15038090b66b109d5e6abd776fe5 (diff) | |
libcamera: camera_sensor: Verify flips support
During the camera sensor driver validation, verify if the sensor
supports horizontal and vertical flips and store a flag as
CameraSensor::supportFlips_ class member.
The flag will be later inspected when applying flips.
Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/libcamera/camera_sensor.cpp | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/libcamera/camera_sensor.cpp b/src/libcamera/camera_sensor.cpp index e4a3684a..3ca9d1c7 100644 --- a/src/libcamera/camera_sensor.cpp +++ b/src/libcamera/camera_sensor.cpp @@ -57,7 +57,8 @@ LOG_DEFINE_CATEGORY(CameraSensor) */ CameraSensor::CameraSensor(const MediaEntity *entity) : entity_(entity), pad_(UINT_MAX), staticProps_(nullptr), - bayerFormat_(nullptr), properties_(properties::properties) + bayerFormat_(nullptr), supportFlips_(false), + properties_(properties::properties) { } @@ -276,6 +277,18 @@ int CameraSensor::validateSensorDriver() } } + /* Verify if sensor supports horizontal/vertical flips. */ + const struct v4l2_query_ext_ctrl *hflipInfo = subdev_->controlInfo(V4L2_CID_HFLIP); + const struct v4l2_query_ext_ctrl *vflipInfo = subdev_->controlInfo(V4L2_CID_VFLIP); + if (hflipInfo && vflipInfo && + !(hflipInfo->flags & V4L2_CTRL_FLAG_READ_ONLY) && + !(vflipInfo->flags & V4L2_CTRL_FLAG_READ_ONLY)) + supportFlips_ = true; + + if (!supportFlips_) + LOG(CameraSensor, Warning) + << "Camera sensor does not support horizontal/vertical flip"; + /* * Make sure the required selection targets are supported. * |