[PATCH 4/4] apps: cam: Print control direction information
Paul Elder
paul.elder at ideasonboard.com
Mon Nov 25 16:30:03 CET 2024
Now that there is support for retrieving the allowed directions of a
control, print this information when listing controls.
Sample output:
$ cam --list-controls -c 2
Using camera Virtual0 as cam0
Control: [io] draft::FaceDetectMode:
- FaceDetectModeOff (0)
Control: [i ] libcamera::FrameDurationLimits: [16666..33333]
Size: 2
Signed-off-by: Paul Elder <paul.elder at ideasonboard.com>
---
src/apps/cam/camera_session.cpp | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/src/apps/cam/camera_session.cpp b/src/apps/cam/camera_session.cpp
index 6e9890ccfda1..1baf36fcfd3c 100644
--- a/src/apps/cam/camera_session.cpp
+++ b/src/apps/cam/camera_session.cpp
@@ -159,12 +159,18 @@ CameraSession::~CameraSession()
void CameraSession::listControls() const
{
for (const auto &[id, info] : camera_->controls()) {
+ std::stringstream io;
+ io << "["
+ << (id->isInput() ? "i" : " ")
+ << (id->isOutput() ? "o" : " ")
+ << "] ";
+
if (info.values().empty()) {
- std::cout << "Control: "
+ std::cout << "Control: " << io.str()
<< id->vendor() << "::" << id->name() << ": "
<< info.toString() << std::endl;
} else {
- std::cout << "Control: "
+ std::cout << "Control: " << io.str()
<< id->vendor() << "::" << id->name() << ":"
<< std::endl;
for (const auto &value : info.values()) {
--
2.39.2
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