From f0a427d4b74612e1583ea300d758bd00fe281d42 Mon Sep 17 00:00:00 2001 From: Paul Elder Date: Thu, 17 Jun 2021 18:25:18 +0900 Subject: android, controls: Add and plumb MaxLatency control Add a MaxLatency control, and plumb it into the HAL accordingly. Bug: https://bugs.libcamera.org/show_bug.cgi?id=50 Signed-off-by: Paul Elder Reviewed-by: Laurent Pinchart Reviewed-by: Jacopo Mondi --- src/android/camera_capabilities.cpp | 6 ++++-- src/libcamera/control_ids.yaml | 10 ++++++++++ 2 files changed, 14 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/android/camera_capabilities.cpp b/src/android/camera_capabilities.cpp index 4f764402..bd661675 100644 --- a/src/android/camera_capabilities.cpp +++ b/src/android/camera_capabilities.cpp @@ -1119,8 +1119,10 @@ int CameraCapabilities::initializeStaticMetadata() } /* Sync static metadata. */ - int32_t maxLatency = ANDROID_SYNC_MAX_LATENCY_UNKNOWN; - staticMetadata_->addEntry(ANDROID_SYNC_MAX_LATENCY, maxLatency); + setMetadata(staticMetadata_.get(), ANDROID_SYNC_MAX_LATENCY, + controlsInfo, controls::draft::MaxLatency, + ControlRange::Def, + ANDROID_SYNC_MAX_LATENCY_UNKNOWN); /* Flash static metadata. */ char flashAvailable = ANDROID_FLASH_INFO_AVAILABLE_FALSE; diff --git a/src/libcamera/control_ids.yaml b/src/libcamera/control_ids.yaml index d92f29f5..9d4638ae 100644 --- a/src/libcamera/control_ids.yaml +++ b/src/libcamera/control_ids.yaml @@ -622,6 +622,16 @@ controls: detection, additional format conversions etc) count as an additional pipeline stage. + - MaxLatency: + type: int32_t + draft: true + description: | + The maximum number of frames that can occur after a request (different + than the previous) has been submitted, and before the result's state + becomes synchronized. A value of -1 indicates unknown latency, and 0 + indicates per-frame control. Currently identical to + ANDROID_SYNC_MAX_LATENCY. + - TestPatternMode: type: int32_t draft: true -- cgit v1.2.1