From patchwork Wed Jan 29 03:31:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Dufresne X-Patchwork-Id: 2741 Return-Path: Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 62A96608D3 for ; Wed, 29 Jan 2020 04:35:25 +0100 (CET) Received: from nicolas-tpx395.localdomain (unknown [IPv6:2002:c0de:c115:0:66fc:8b:2a38:8313]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: nicolas) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 211E328EA9F; Wed, 29 Jan 2020 03:35:23 +0000 (GMT) From: Nicolas Dufresne To: libcamera-devel@lists.libcamera.org Cc: Nicolas Dufresne Date: Tue, 28 Jan 2020 22:31:54 -0500 Message-Id: <20200129033210.278800-8-nicolas@ndufresne.ca> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200129033210.278800-1-nicolas@ndufresne.ca> References: <20200129033210.278800-1-nicolas@ndufresne.ca> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH v1 07/23] gst: libcamerasrc: Add camera-name property X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 29 Jan 2020 03:35:25 -0000 From: Nicolas Dufresne This property will be used to select by name the camera to use. Signed-off-by: Nicolas Dufresne Reviewed-by: Laurent Pinchart --- src/gstreamer/gstlibcamerasrc.cpp | 68 +++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/src/gstreamer/gstlibcamerasrc.cpp b/src/gstreamer/gstlibcamerasrc.cpp index 50bba39..74e1d7e 100644 --- a/src/gstreamer/gstlibcamerasrc.cpp +++ b/src/gstreamer/gstlibcamerasrc.cpp @@ -8,10 +8,17 @@ #include "gstlibcamerasrc.h" #include "gstlibcamerapad.h" +#include "gstlibcamera-utils.h" struct _GstLibcameraSrc { GstElement parent; GstPad *srcpad; + gchar *camera_name; +}; + +enum { + PROP_0, + PROP_CAMERA_NAME }; G_DEFINE_TYPE(GstLibcameraSrc, gst_libcamera_src, GST_TYPE_ELEMENT); @@ -28,6 +35,53 @@ GstStaticPadTemplate request_src_template = { "src_%s", GST_PAD_SRC, GST_PAD_REQUEST, TEMPLATE_CAPS }; +static void +gst_libcamera_src_set_property(GObject *object, guint prop_id, + const GValue *value, GParamSpec *pspec) +{ + GST_OBJECT_LOCKER(object); + GstLibcameraSrc *self = GST_LIBCAMERA_SRC(object); + + switch (prop_id) { + case PROP_CAMERA_NAME: + g_free (self->camera_name); + self->camera_name = g_value_dup_string(value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } +} + +static void +gst_libcamera_src_get_property(GObject *object, guint prop_id, GValue *value, + GParamSpec *pspec) +{ + GST_OBJECT_LOCKER(object); + GstLibcameraSrc *self = GST_LIBCAMERA_SRC(object); + + switch (prop_id) { + case PROP_CAMERA_NAME: + g_value_set_string(value, self->camera_name); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } + +} + +static void +gst_libcamera_src_finalize(GObject *object) +{ + GObjectClass *klass = G_OBJECT_CLASS(gst_libcamera_src_parent_class); + GstLibcameraSrc *self = GST_LIBCAMERA_SRC(object); + + g_free(self->camera_name); + + return klass->finalize(object); +} + static void gst_libcamera_src_init(GstLibcameraSrc *self) { @@ -41,6 +95,12 @@ static void gst_libcamera_src_class_init(GstLibcameraSrcClass *klass) { GstElementClass *element_class = (GstElementClass *)klass; + GObjectClass *object_class = (GObjectClass *)klass; + GParamSpec *spec; + + object_class->set_property = gst_libcamera_src_set_property; + object_class->get_property = gst_libcamera_src_get_property; + object_class->finalize = gst_libcamera_src_finalize; gst_element_class_set_metadata(element_class, "LibCamera Source", "Source/Video", @@ -52,4 +112,12 @@ gst_libcamera_src_class_init(GstLibcameraSrcClass *klass) gst_element_class_add_static_pad_template_with_gtype(element_class, &request_src_template, GST_TYPE_LIBCAMERA_PAD); + + spec = g_param_spec_string("camera-name", "Camera Name", + "Select by name which camera to use.", nullptr, + (GParamFlags)(GST_PARAM_MUTABLE_READY + | G_PARAM_CONSTRUCT + | G_PARAM_READWRITE + | G_PARAM_STATIC_STRINGS)); + g_object_class_install_property(object_class, PROP_CAMERA_NAME, spec); }