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-rw-r--r--src/android/camera_device.cpp43
-rw-r--r--src/android/camera_device.h1
-rw-r--r--src/android/camera_worker.h1
3 files changed, 39 insertions, 6 deletions
diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp
index edc89bdb..9f045777 100644
--- a/src/android/camera_device.cpp
+++ b/src/android/camera_device.cpp
@@ -1593,6 +1593,26 @@ FrameBuffer *CameraDevice::createFrameBuffer(const buffer_handle_t camera3buffer
return new FrameBuffer(std::move(planes));
}
+int CameraDevice::processControls(Camera3RequestDescriptor *descriptor)
+{
+ const CameraMetadata &settings = descriptor->settings_;
+ if (!settings.isValid())
+ return 0;
+
+ /* Translate the Android request settings to libcamera controls. */
+ camera_metadata_ro_entry_t entry;
+ if (settings.getEntry(ANDROID_SCALER_CROP_REGION, &entry)) {
+ const int32_t *data = entry.data.i32;
+ Rectangle cropRegion{ data[0], data[1],
+ static_cast<unsigned int>(data[2]),
+ static_cast<unsigned int>(data[3]) };
+ ControlList &controls = descriptor->request_->controls();
+ controls.set(controls::ScalerCrop, cropRegion);
+ }
+
+ return 0;
+}
+
int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Request)
{
if (!camera3Request) {
@@ -1689,7 +1709,14 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
camera3Buffer->acquire_fence);
}
- /* Queue the request to the CameraWorker. */
+ /*
+ * Translate controls from Android to libcamera and queue the request
+ * to the CameraWorker thread.
+ */
+ int ret = processControls(descriptor);
+ if (ret)
+ return ret;
+
worker_.queueRequest(descriptor->request_.get());
return 0;
@@ -1868,11 +1895,6 @@ CameraDevice::getResultMetadata(Camera3RequestDescriptor *descriptor,
const uint8_t lens_state = ANDROID_LENS_STATE_STATIONARY;
resultMetadata->addEntry(ANDROID_LENS_STATE, &lens_state, 1);
- int32_t sensorSizes[] = {
- 0, 0, 2560, 1920,
- };
- resultMetadata->addEntry(ANDROID_SCALER_CROP_REGION, sensorSizes, 4);
-
resultMetadata->addEntry(ANDROID_SENSOR_TIMESTAMP, &timestamp, 1);
/* 33.3 msec */
@@ -1903,6 +1925,15 @@ CameraDevice::getResultMetadata(Camera3RequestDescriptor *descriptor,
&exposure, 1);
}
+ if (metadata.contains(controls::ScalerCrop)) {
+ Rectangle crop = metadata.get(controls::ScalerCrop);
+ int32_t cropRect[] = {
+ crop.x, crop.y, static_cast<int32_t>(crop.width),
+ static_cast<int32_t>(crop.height),
+ };
+ resultMetadata->addEntry(ANDROID_SCALER_CROP_REGION, cropRect, 4);
+ }
+
/*
* Return the result metadata pack even is not valid: get() will return
* nullptr.
diff --git a/src/android/camera_device.h b/src/android/camera_device.h
index 96b7fd99..597d11fc 100644
--- a/src/android/camera_device.h
+++ b/src/android/camera_device.h
@@ -104,6 +104,7 @@ private:
void notifyError(uint32_t frameNumber, camera3_stream_t *stream);
CameraMetadata *requestTemplatePreview();
libcamera::PixelFormat toPixelFormat(int format) const;
+ int processControls(Camera3RequestDescriptor *descriptor);
std::unique_ptr<CameraMetadata> getResultMetadata(
Camera3RequestDescriptor *descriptor, int64_t timestamp);
diff --git a/src/android/camera_worker.h b/src/android/camera_worker.h
index 847a2fc4..6522f1d6 100644
--- a/src/android/camera_worker.h
+++ b/src/android/camera_worker.h
@@ -25,6 +25,7 @@ public:
CaptureRequest(libcamera::Camera *camera, uint64_t cookie);
const std::vector<int> &fences() const { return acquireFences_; }
+ libcamera::ControlList &controls() { return request_->controls(); }
const libcamera::ControlList &metadata() const
{
return request_->metadata();