diff options
| -rw-r--r-- | src/android/camera_capabilities.cpp | 44 | ||||
| -rw-r--r-- | src/android/camera_device.cpp | 66 |
2 files changed, 104 insertions, 6 deletions
diff --git a/src/android/camera_capabilities.cpp b/src/android/camera_capabilities.cpp index 71043e12..b161bc6b 100644 --- a/src/android/camera_capabilities.cpp +++ b/src/android/camera_capabilities.cpp @@ -11,6 +11,7 @@ #include <array> #include <cmath> #include <map> +#include <stdint.h> #include <type_traits> #include <hardware/camera3.h> @@ -1176,11 +1177,46 @@ int CameraCapabilities::initializeStaticMetadata() maxFrameDuration_); /* Statistics static metadata. */ - uint8_t faceDetectMode = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; - staticMetadata_->addEntry(ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES, - faceDetectMode); - int32_t maxFaceCount = 0; + auto iter = camera_->controls().find(controls::draft::FaceDetectMode.id()); + if (iter != camera_->controls().end()) { + const ControlInfo &faceDetectCtrlInfo = iter->second; + std::vector<uint8_t> faceDetectModes; + bool hasFaceDetection = false; + + for (const auto &value : faceDetectCtrlInfo.values()) { + int32_t mode = value.get<int32_t>(); + uint8_t androidMode = 0; + + switch (mode) { + case controls::draft::FaceDetectModeOff: + androidMode = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; + break; + case controls::draft::FaceDetectModeSimple: + androidMode = ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE; + hasFaceDetection = true; + break; + default: + LOG(HAL, Fatal) << "Received invalid face detect mode: " << mode; + } + faceDetectModes.push_back(androidMode); + } + if (hasFaceDetection) { + /* + * \todo Create new libcamera controls to query max + * possible faces detected. + */ + maxFaceCount = 10; + staticMetadata_->addEntry( + ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES, + faceDetectModes.data(), faceDetectModes.size()); + } + } else { + uint8_t faceDetectMode = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; + staticMetadata_->addEntry(ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES, + faceDetectMode); + } + staticMetadata_->addEntry(ANDROID_STATISTICS_INFO_MAX_FACE_COUNT, maxFaceCount); diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp index 493f66e7..a038131a 100644 --- a/src/android/camera_device.cpp +++ b/src/android/camera_device.cpp @@ -22,6 +22,7 @@ #include <libcamera/controls.h> #include <libcamera/fence.h> #include <libcamera/formats.h> +#include <libcamera/geometry.h> #include <libcamera/property_ids.h> #include "system/graphics.h" @@ -813,6 +814,11 @@ int CameraDevice::processControls(Camera3RequestDescriptor *descriptor) controls.set(controls::ScalerCrop, cropRegion); } + if (settings.getEntry(ANDROID_STATISTICS_FACE_DETECT_MODE, &entry)) { + const uint8_t *data = entry.data.u8; + controls.set(controls::draft::FaceDetectMode, data[0]); + } + if (settings.getEntry(ANDROID_SENSOR_TEST_PATTERN_MODE, &entry)) { const int32_t data = *entry.data.i32; int32_t testPatternMode = controls::draft::TestPatternModeOff; @@ -1540,8 +1546,9 @@ CameraDevice::getResultMetadata(const Camera3RequestDescriptor &descriptor) cons value32 = ANDROID_SENSOR_TEST_PATTERN_MODE_OFF; resultMetadata->addEntry(ANDROID_SENSOR_TEST_PATTERN_MODE, value32); - value = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; - resultMetadata->addEntry(ANDROID_STATISTICS_FACE_DETECT_MODE, value); + if (settings.getEntry(ANDROID_STATISTICS_FACE_DETECT_MODE, &entry)) + resultMetadata->addEntry(ANDROID_STATISTICS_FACE_DETECT_MODE, + entry.data.u8, 1); value = ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_OFF; resultMetadata->addEntry(ANDROID_STATISTICS_LENS_SHADING_MAP_MODE, @@ -1580,6 +1587,61 @@ CameraDevice::getResultMetadata(const Camera3RequestDescriptor &descriptor) cons resultMetadata->addEntry(ANDROID_SENSOR_FRAME_DURATION, *frameDuration * 1000); + const auto &faceDetectRectangles = + metadata.get(controls::draft::FaceDetectFaceRectangles); + if (faceDetectRectangles) { + std::vector<int32_t> flatRectangles; + for (const Rectangle &rect : *faceDetectRectangles) { + flatRectangles.push_back(rect.x); + flatRectangles.push_back(rect.y); + flatRectangles.push_back(rect.x + rect.width); + flatRectangles.push_back(rect.y + rect.height); + } + resultMetadata->addEntry( + ANDROID_STATISTICS_FACE_RECTANGLES, flatRectangles); + } + + const auto &faceDetectFaceScores = + metadata.get(controls::draft::FaceDetectFaceScores); + if (faceDetectRectangles && faceDetectFaceScores) { + if (faceDetectFaceScores->size() != faceDetectRectangles->size()) { + LOG(HAL, Error) << "Pipeline returned wrong number of face scores; " + << "Expected: " << faceDetectRectangles->size() + << ", got: " << faceDetectFaceScores->size(); + } + resultMetadata->addEntry(ANDROID_STATISTICS_FACE_SCORES, + *faceDetectFaceScores); + } + + const auto &faceDetectFaceLandmarks = + metadata.get(controls::draft::FaceDetectFaceLandmarks); + if (faceDetectRectangles && faceDetectFaceLandmarks) { + size_t expectedLandmarks = faceDetectRectangles->size() * 3; + if (faceDetectFaceLandmarks->size() != expectedLandmarks) { + LOG(HAL, Error) << "Pipeline returned wrong number of face landmarks; " + << "Expected: " << expectedLandmarks + << ", got: " << faceDetectFaceLandmarks->size(); + } + + std::vector<int32_t> androidLandmarks; + for (const Point &landmark : *faceDetectFaceLandmarks) { + androidLandmarks.push_back(landmark.x); + androidLandmarks.push_back(landmark.y); + } + resultMetadata->addEntry( + ANDROID_STATISTICS_FACE_LANDMARKS, androidLandmarks); + } + + const auto &faceDetectFaceIds = metadata.get(controls::draft::FaceDetectFaceIds); + if (faceDetectRectangles && faceDetectFaceIds) { + if (faceDetectFaceIds->size() != faceDetectRectangles->size()) { + LOG(HAL, Error) << "Pipeline returned wrong number of face ids; " + << "Expected: " << faceDetectRectangles->size() + << ", got: " << faceDetectFaceIds->size(); + } + resultMetadata->addEntry(ANDROID_STATISTICS_FACE_IDS, *faceDetectFaceIds); + } + const auto &scalerCrop = metadata.get(controls::ScalerCrop); if (scalerCrop) { const Rectangle &crop = *scalerCrop; |