rpicamsrc: Initial commit

Simple modified gst-template to use BaseCameraSrc
Incorporate Broadcom mmal headers

diff --git a/sys/rpicamsrc/gstrpicamsrc.c b/sys/rpicamsrc/gstrpicamsrc.c
new file mode 100644 (file)
index 0000000..391d678
--- /dev/null
+++ b/sys/rpicamsrc/gstrpicamsrc.c
@@ -0,0 +1,227 @@
+/*
+ * GStreamer
+ * Copyright (C) 2013 Jan Schmidt <jan@centricular.com>
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/**
+ * SECTION:element-rpicamsrc
+ *
+ * Source element for capturing from the Raspberry Pi camera module
+ *
+ * <refsect2>
+ * <title>Example launch line</title>
+ * |[
+ * gst-launch -v -m rpicamsrc ! fakesink
+ * ]|
+ * </refsect2>
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <gst/gst.h>
+#include <gst/video/video.h>
+
+#include "gstrpicamsrc.h"
+
+#include "bcm_host.h"
+#include "interface/vcos/vcos.h"
+
+#include "interface/mmal/mmal.h"
+#include "interface/mmal/mmal_logging.h"
+#include "interface/mmal/mmal_buffer.h"
+#include "interface/mmal/util/mmal_util.h"
+#include "interface/mmal/util/mmal_util_params.h"
+#include "interface/mmal/util/mmal_default_components.h"
+#include "interface/mmal/util/mmal_connection.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_rpi_cam_src_debug);
+#define GST_CAT_DEFAULT gst_rpi_cam_src_debug
+
+/* Filter signals and args */
+enum
+{
+  /* FILL ME */
+  LAST_SIGNAL
+};
+
+enum
+{
+  PROP_0,
+};
+
+#define RAW_AND_JPEG_CAPS \
+  GST_VIDEO_CAPS_MAKE (GST_VIDEO_FORMATS_ALL) ";" \
+  "image/jpeg,"                                   \
+  "width = " GST_VIDEO_SIZE_RANGE ","             \
+  "height = " GST_VIDEO_SIZE_RANGE ","            \
+  "framerate = " GST_VIDEO_FPS_RANGE
+
+#define H264_CAPS                              \
+  "video/x-h264, "                              \
+  "width = " GST_VIDEO_SIZE_RANGE ", "          \
+  "height = " GST_VIDEO_SIZE_RANGE ", "         \
+  "framerate = " GST_VIDEO_FPS_RANGE ", "       \
+  "stream-format = (string) { byte-stream }, "  \
+  "alignment = (string) { au }, "               \
+  "profile = (string) { baseline, main, high }"
+
+static GstStaticPadTemplate video_src_template =
+  GST_STATIC_PAD_TEMPLATE ("vidsrc",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS (RAW_AND_JPEG_CAPS "; " H264_CAPS)
+    );
+static GstStaticPadTemplate viewfind_src_template =
+  GST_STATIC_PAD_TEMPLATE ("vfsrc",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS (RAW_AND_JPEG_CAPS "; " H264_CAPS)
+    );
+static GstStaticPadTemplate image_src_template =
+  GST_STATIC_PAD_TEMPLATE ("imgsrc",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS (RAW_AND_JPEG_CAPS)
+    );
+
+#define gst_rpi_cam_src_parent_class parent_class
+G_DEFINE_TYPE (GstRpiCamSrc, gst_rpi_cam_src, GST_TYPE_BASE_CAMERA_SRC);
+
+static void gst_rpi_cam_src_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec);
+static void gst_rpi_cam_src_get_property (GObject * object, guint prop_id,
+    GValue * value, GParamSpec * pspec);
+
+static gboolean
+gst_rpi_cam_src_setup_pipeline (GstBaseCameraSrc *parent)
+{
+  GstRpiCamSrc *self = GST_RPICAMSRC(parent);
+  g_print ("In setup_pipeline\n");
+}
+
+static void
+gst_rpi_cam_src_class_init (GstRpiCamSrcClass * klass)
+{
+  GObjectClass *gobject_class;
+  GstElementClass *gstelement_class;
+  GstBaseCameraSrcClass *basecamsrc_class;
+
+  gobject_class = (GObjectClass *) klass;
+  gstelement_class = (GstElementClass *) klass;
+  basecamsrc_class = (GstBaseCameraSrcClass *) klass;
+
+  gobject_class->set_property = gst_rpi_cam_src_set_property;
+  gobject_class->get_property = gst_rpi_cam_src_get_property;
+
+  gst_element_class_set_static_metadata (gstelement_class,
+      "Raspberry Pi Camera Source",
+      "Source/Video",
+      "Raspberry Pi camera module source",
+    "Jan Schmidt <jan@centricular.com>");
+
+  gst_element_class_add_pad_template (gstelement_class,
+      gst_static_pad_template_get (&viewfind_src_template));
+  gst_element_class_add_pad_template (gstelement_class,
+      gst_static_pad_template_get (&video_src_template));
+  gst_element_class_add_pad_template (gstelement_class,
+      gst_static_pad_template_get (&image_src_template));
+
+  basecamsrc_class->setup_pipeline = gst_rpi_cam_src_setup_pipeline;
+}
+
+static void
+gst_rpi_cam_src_init (GstRpiCamSrc *src)
+{
+}
+
+static void
+gst_rpi_cam_src_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec)
+{
+  GstRpiCamSrc *src = GST_RPICAMSRC (object);
+
+  switch (prop_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+gst_rpi_cam_src_get_property (GObject * object, guint prop_id,
+    GValue * value, GParamSpec * pspec)
+{
+  GstRpiCamSrc *src = GST_RPICAMSRC (object);
+
+  switch (prop_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static gboolean
+rpicamsrc_init (GstPlugin * rpicamsrc)
+{
+  GST_DEBUG_CATEGORY_INIT (gst_rpi_cam_src_debug, "rpicamsrc",
+      0, "rpicamsrc debug");
+
+  return gst_element_register (rpicamsrc, "rpicamsrc", GST_RANK_NONE,
+      GST_TYPE_RPICAMSRC);
+}
+
+#ifndef PACKAGE
+#define PACKAGE "gstrpicamsrc"
+#endif
+
+GST_PLUGIN_DEFINE (
+    GST_VERSION_MAJOR,
+    GST_VERSION_MINOR,
+    rpicamsrc,
+    "Raspberry Pi Camera Source",
+    rpicamsrc_init,
+    VERSION,
+    "LGPL",
+    "GStreamer",
+    "http://gstreamer.net/"
+)

diff --git a/sys/rpicamsrc/gstrpicamsrc.h b/sys/rpicamsrc/gstrpicamsrc.h
new file mode 100644 (file)
index 0000000..6917bb1
--- /dev/null
+++ b/sys/rpicamsrc/gstrpicamsrc.h
@@ -0,0 +1,83 @@
+/*
+ * GStreamer
+ * Copyright (C) 2013 Jan Schmidt <jan@centricular.com>
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_RPICAMSRC_H__
+#define __GST_RPICAMSRC_H__
+
+#include <gst/gst.h>
+#include <gst/basecamerabinsrc/gstbasecamerasrc.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_RPICAMSRC (gst_rpi_cam_src_get_type())
+#define GST_RPICAMSRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RPICAMSRC,GstRpiCamSrc))
+#define GST_RPICAMSRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RPICAMSRC,GstRpiCamSrcClass))
+#define GST_IS_RPICAMSRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RPICAMSRC))
+#define GST_IS_RPICAMSRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RPICAMSRC))
+
+typedef struct _GstRpiCamSrc      GstRpiCamSrc;
+typedef struct _GstRpiCamSrcClass GstRpiCamSrcClass;
+
+struct _GstRpiCamSrc
+{
+  GstBaseCameraSrc parent;
+
+  GstPad *viewfind_srcpad;
+  GstPad *video_srcpad;
+  GstPad *image_srcpad;
+};
+
+struct _GstRpiCamSrcClass 
+{
+  GstBaseCameraSrcClass parent_class;
+};
+
+GType gst_rpi_cam_src_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_RPICAMSRC_H__ */