From d66fd818ec64acb37ede85af78fdb0d1d0041b65 Mon Sep 17 00:00:00 2001 From: Jacopo Mondi Date: Wed, 7 Apr 2021 16:25:32 +0200 Subject: android: camera_device: Use controls::SensorTimestamp MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use the controls::SensorTimestamp value to populate ANDROID_SENSOR_TIMESTAMP result metadata. The Camera is assumed to provide the control in the Request metadata. Reviewed-by: Hirokazu Honda Reviewed-by: Niklas Söderlund Reviewed-by: Laurent Pinchart Signed-off-by: Jacopo Mondi --- src/android/camera_device.cpp | 21 ++++++++------------- src/android/camera_device.h | 3 +-- 2 files changed, 9 insertions(+), 15 deletions(-) diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp index a71aee2f..f1f26c77 100644 --- a/src/android/camera_device.cpp +++ b/src/android/camera_device.cpp @@ -2025,7 +2025,6 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques void CameraDevice::requestComplete(Request *request) { - const Request::BufferMap &buffers = request->buffers(); camera3_buffer_status status = CAMERA3_BUFFER_STATUS_OK; std::unique_ptr resultMetadata; @@ -2053,14 +2052,7 @@ void CameraDevice::requestComplete(Request *request) LOG(HAL, Debug) << "Request " << request->cookie() << " completed with " << descriptor.buffers_.size() << " streams"; - /* - * \todo The timestamp used for the metadata is currently always taken - * from the first buffer (which may be the first stream) in the Request. - * It might be appropriate to return a 'correct' (as determined by - * pipeline handlers) timestamp in the Request itself. - */ - uint64_t timestamp = buffers.begin()->second->metadata().timestamp; - resultMetadata = getResultMetadata(descriptor, timestamp); + resultMetadata = getResultMetadata(descriptor); /* Handle any JPEG compression. */ for (camera3_stream_buffer_t &buffer : descriptor.buffers_) { @@ -2105,6 +2097,9 @@ void CameraDevice::requestComplete(Request *request) captureResult.output_buffers = descriptor.buffers_.data(); if (status == CAMERA3_BUFFER_STATUS_OK) { + uint64_t timestamp = + static_cast(request->metadata() + .get(controls::SensorTimestamp)); notifyShutter(descriptor.frameNumber_, timestamp); captureResult.partial_result = 1; @@ -2164,8 +2159,7 @@ void CameraDevice::notifyError(uint32_t frameNumber, camera3_stream_t *stream) * Produce a set of fixed result metadata. */ std::unique_ptr -CameraDevice::getResultMetadata(const Camera3RequestDescriptor &descriptor, - int64_t timestamp) const +CameraDevice::getResultMetadata(const Camera3RequestDescriptor &descriptor) const { const ControlList &metadata = descriptor.request_->metadata(); const CameraMetadata &settings = descriptor.settings_; @@ -2291,8 +2285,6 @@ CameraDevice::getResultMetadata(const Camera3RequestDescriptor &descriptor, resultMetadata->addEntry(ANDROID_SENSOR_TEST_PATTERN_MODE, &value32, 1); - resultMetadata->addEntry(ANDROID_SENSOR_TIMESTAMP, ×tamp, 1); - value = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; resultMetadata->addEntry(ANDROID_STATISTICS_FACE_DETECT_MODE, &value, 1); @@ -2318,6 +2310,9 @@ CameraDevice::getResultMetadata(const Camera3RequestDescriptor &descriptor, &rolling_shutter_skew, 1); /* Add metadata tags reported by libcamera. */ + const int64_t timestamp = metadata.get(controls::SensorTimestamp); + resultMetadata->addEntry(ANDROID_SENSOR_TIMESTAMP, ×tamp, 1); + if (metadata.contains(controls::draft::PipelineDepth)) { uint8_t pipeline_depth = metadata.get(controls::draft::PipelineDepth); diff --git a/src/android/camera_device.h b/src/android/camera_device.h index c63e8e21..23457e47 100644 --- a/src/android/camera_device.h +++ b/src/android/camera_device.h @@ -107,8 +107,7 @@ private: libcamera::PixelFormat toPixelFormat(int format) const; int processControls(Camera3RequestDescriptor *descriptor); std::unique_ptr getResultMetadata( - const Camera3RequestDescriptor &descriptor, - int64_t timestamp) const; + const Camera3RequestDescriptor &descriptor) const; unsigned int id_; camera3_device_t camera3Device_; -- cgit v1.2.1