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-rw-r--r--src/gstreamer/gstlibcameraprovider.cpp15
-rw-r--r--src/gstreamer/gstlibcamerasrc.cpp31
-rw-r--r--src/gstreamer/gstlibcamerasrc.h31
3 files changed, 76 insertions, 1 deletions
diff --git a/src/gstreamer/gstlibcameraprovider.cpp b/src/gstreamer/gstlibcameraprovider.cpp
index 6eb0a0eb..3f5e1fd6 100644
--- a/src/gstreamer/gstlibcameraprovider.cpp
+++ b/src/gstreamer/gstlibcameraprovider.cpp
@@ -31,6 +31,7 @@ GST_DEBUG_CATEGORY_STATIC(provider_debug);
enum {
PROP_DEVICE_NAME = 1,
+ PROP_AUTO_FOCUS_MODE = 2,
};
#define GST_TYPE_LIBCAMERA_DEVICE gst_libcamera_device_get_type()
@@ -40,6 +41,7 @@ G_DECLARE_FINAL_TYPE(GstLibcameraDevice, gst_libcamera_device,
struct _GstLibcameraDevice {
GstDevice parent;
gchar *name;
+ controls::AfModeEnum auto_focus_mode = controls::AfModeManual;
};
G_DEFINE_TYPE(GstLibcameraDevice, gst_libcamera_device, GST_TYPE_DEVICE)
@@ -56,6 +58,7 @@ gst_libcamera_device_create_element(GstDevice *device, const gchar *name)
g_assert(source);
g_object_set(source, "camera-name", GST_LIBCAMERA_DEVICE(device)->name, nullptr);
+ g_object_set(source, "auto-focus-mode", GST_LIBCAMERA_DEVICE(device)->auto_focus_mode, nullptr);
return source;
}
@@ -82,6 +85,9 @@ gst_libcamera_device_set_property(GObject *object, guint prop_id,
case PROP_DEVICE_NAME:
device->name = g_value_dup_string(value);
break;
+ case PROP_AUTO_FOCUS_MODE:
+ device->auto_focus_mode = static_cast<controls::AfModeEnum>(g_value_get_enum(value));
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
@@ -121,6 +127,15 @@ gst_libcamera_device_class_init(GstLibcameraDeviceClass *klass)
(GParamFlags)(G_PARAM_STATIC_STRINGS | G_PARAM_WRITABLE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property(object_class, PROP_DEVICE_NAME, pspec);
+
+ pspec = g_param_spec_enum("auto-focus-mode",
+ "Set auto-focus mode",
+ "Available options: AfModeManual, "
+ "AfModeAuto or AfModeContinuous.",
+ gst_libcamera_auto_focus_get_type(),
+ static_cast<gint>(controls::AfModeManual),
+ G_PARAM_WRITABLE);
+ g_object_class_install_property(object_class, PROP_AUTO_FOCUS_MODE, pspec);
}
static GstDevice *
diff --git a/src/gstreamer/gstlibcamerasrc.cpp b/src/gstreamer/gstlibcamerasrc.cpp
index a10cbd4f..47d8ff43 100644
--- a/src/gstreamer/gstlibcamerasrc.cpp
+++ b/src/gstreamer/gstlibcamerasrc.cpp
@@ -146,6 +146,7 @@ struct _GstLibcameraSrc {
GstTask *task;
gchar *camera_name;
+ controls::AfModeEnum auto_focus_mode = controls::AfModeManual;
GstLibcameraSrcState *state;
GstLibcameraAllocator *allocator;
@@ -154,7 +155,8 @@ struct _GstLibcameraSrc {
enum {
PROP_0,
- PROP_CAMERA_NAME
+ PROP_CAMERA_NAME,
+ PROP_AUTO_FOCUS_MODE,
};
G_DEFINE_TYPE_WITH_CODE(GstLibcameraSrc, gst_libcamera_src, GST_TYPE_ELEMENT,
@@ -577,6 +579,18 @@ gst_libcamera_src_task_enter(GstTask *task, [[maybe_unused]] GThread *thread,
gst_flow_combiner_add_pad(self->flow_combiner, srcpad);
}
+ if (self->auto_focus_mode != controls::AfModeManual) {
+ const ControlInfoMap &infoMap = state->cam_->controls();
+ if (infoMap.find(&controls::AfMode) != infoMap.end()) {
+ state->initControls_.set(controls::AfMode, self->auto_focus_mode);
+ } else {
+ GST_ELEMENT_ERROR(self, RESOURCE, SETTINGS,
+ ("Failed to enable auto focus"),
+ ("AfMode not supported by this camera, "
+ "please retry with 'auto-focus-mode=AfModeManual'"));
+ }
+ }
+
ret = state->cam_->start(&state->initControls_);
if (ret) {
GST_ELEMENT_ERROR(self, RESOURCE, SETTINGS,
@@ -659,6 +673,9 @@ gst_libcamera_src_set_property(GObject *object, guint prop_id,
g_free(self->camera_name);
self->camera_name = g_value_dup_string(value);
break;
+ case PROP_AUTO_FOCUS_MODE:
+ self->auto_focus_mode = static_cast<controls::AfModeEnum>(g_value_get_enum(value));
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
@@ -676,6 +693,9 @@ gst_libcamera_src_get_property(GObject *object, guint prop_id, GValue *value,
case PROP_CAMERA_NAME:
g_value_set_string(value, self->camera_name);
break;
+ case PROP_AUTO_FOCUS_MODE:
+ g_value_set_enum(value, static_cast<gint>(self->auto_focus_mode));
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
@@ -844,4 +864,13 @@ gst_libcamera_src_class_init(GstLibcameraSrcClass *klass)
| G_PARAM_READWRITE
| G_PARAM_STATIC_STRINGS));
g_object_class_install_property(object_class, PROP_CAMERA_NAME, spec);
+
+ spec = g_param_spec_enum("auto-focus-mode",
+ "Set auto-focus mode",
+ "Available options: AfModeManual, "
+ "AfModeAuto or AfModeContinuous.",
+ gst_libcamera_auto_focus_get_type(),
+ static_cast<gint>(controls::AfModeManual),
+ G_PARAM_WRITABLE);
+ g_object_class_install_property(object_class, PROP_AUTO_FOCUS_MODE, spec);
}
diff --git a/src/gstreamer/gstlibcamerasrc.h b/src/gstreamer/gstlibcamerasrc.h
index fdea2f10..0a88ba02 100644
--- a/src/gstreamer/gstlibcamerasrc.h
+++ b/src/gstreamer/gstlibcamerasrc.h
@@ -8,6 +8,8 @@
#pragma once
+#include <libcamera/control_ids.h>
+
#include <gst/gst.h>
G_BEGIN_DECLS
@@ -17,3 +19,32 @@ G_DECLARE_FINAL_TYPE(GstLibcameraSrc, gst_libcamera_src,
GST_LIBCAMERA, SRC, GstElement)
G_END_DECLS
+
+inline GType
+gst_libcamera_auto_focus_get_type()
+{
+ static GType type = 0;
+ static const GEnumValue values[] = {
+ {
+ static_cast<gint>(libcamera::controls::AfModeManual),
+ "AfModeManual",
+ "manual-focus",
+ },
+ {
+ static_cast<gint>(libcamera::controls::AfModeAuto),
+ "AfModeAuto",
+ "automatic-auto-focus",
+ },
+ {
+ static_cast<gint>(libcamera::controls::AfModeContinuous),
+ "AfModeContinuous",
+ "continuous-auto-focus",
+ },
+ { 0, NULL, NULL }
+ };
+
+ if (!type)
+ type = g_enum_register_static("GstLibcameraAutoFocus", values);
+
+ return type;
+}