Merge pull request #194 from TzuHuanTai/193-fix-autofocus-is-missing-…

…when-using-libcamera fix: autofocus is missing when using libcamera
TzuHuanTai · Oct 13, 2024 · 0be4b72 · 0be4b72
2 parents 8b9fa59 + 48dbd82
commit 0be4b72
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diff --git a/src/capturer/libcamera_capturer.cpp b/src/capturer/libcamera_capturer.cpp
@@ -8,6 +8,7 @@ std::shared_ptr<LibcameraCapturer> LibcameraCapturer::Create(Args args) {
     auto ptr = std::make_shared<LibcameraCapturer>(args);
     ptr->Init(args.device);
     ptr->SetFps(args.fps)
+        .SetAutofocus()
         .SetRotation(args.rotation_angle)
         .SetFormat(args.width, args.height)
         .StartCapture();
@@ -96,6 +97,14 @@ LibcameraCapturer &LibcameraCapturer::SetFps(int fps) {
     return *this;
 }
 
+LibcameraCapturer &LibcameraCapturer::SetAutofocus() {
+    controls_.set(libcamera::controls::AfMode, libcamera::controls::AfModeEnum::AfModeContinuous);
+
+    DEBUG_PRINT("  AutoFocus: %d", libcamera::controls::AfModeEnum::AfModeContinuous);
+
+    return *this;
+}
+
 LibcameraCapturer &LibcameraCapturer::SetRotation(int angle) {
     if (angle == 90) {
         camera_config_->orientation = libcamera::Orientation::Rotate90;

diff --git a/src/capturer/libcamera_capturer.h b/src/capturer/libcamera_capturer.h
@@ -53,6 +53,7 @@ class LibcameraCapturer : public VideoCapturer {
 
     LibcameraCapturer &SetFormat(int width, int height);
     LibcameraCapturer &SetFps(int fps);
+    LibcameraCapturer &SetAutofocus();
     LibcameraCapturer &SetRotation(int angle);
 
     void Init(std::string device);