diff options
Diffstat (limited to 'src/libcamera/camera_sensor.cpp')
| -rw-r--r-- | src/libcamera/camera_sensor.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/libcamera/camera_sensor.cpp b/src/libcamera/camera_sensor.cpp index 5d4cf79c..d6e055c7 100644 --- a/src/libcamera/camera_sensor.cpp +++ b/src/libcamera/camera_sensor.cpp @@ -776,6 +776,7 @@ V4L2SubdeviceFormat CameraSensor::getFormat(const std::vector<unsigned int> &mbu .mbus_code = bestCode, .size = *bestSize, .colorSpace = ColorSpace::Raw, + .transform = Transform::Identity, }; return format; @@ -785,12 +786,37 @@ V4L2SubdeviceFormat CameraSensor::getFormat(const std::vector<unsigned int> &mbu * \brief Set the sensor output format * \param[in] format The desired sensor output format * + * If flips are writable they are configured according to the desired Transform. + * Transform::Identity always corresponds to H/V flip being disabled if the + * controls are writable. Flips are set before the new format is applied as + * they can effectively change the Bayer pattern ordering. + * * The ranges of any controls associated with the sensor are also updated. * * \return 0 on success or a negative error code otherwise */ int CameraSensor::setFormat(V4L2SubdeviceFormat *format) { + /* + * Configure flips. If the sensor has configurable flips, we assume that + * Transform::Identity means both vertical and horizontal flips are + * disabled. + */ + ControlList flipCtrls(subdev_->controls()); + if (supportFlips_) { + flipCtrls.set(V4L2_CID_HFLIP, + static_cast<int32_t>(!!(format->transform & + Transform::HFlip))); + flipCtrls.set(V4L2_CID_VFLIP, + static_cast<int32_t>(!!(format->transform & + Transform::VFlip))); + + int ret = subdev_->setControls(&flipCtrls); + if (ret) + return ret; + } + + /* Apply format on the subdev. */ int ret = subdev_->setFormat(pad_, format); if (ret) return ret; |