Add camerabin element.

1 files changed, 168 insertions, 0 deletions

diff --git a/gst/camerabin/gstcamerabin.h b/gst/camerabin/gstcamerabin.h
new file mode 100644
index 00000000..809ce722
--- /dev/null
+++ b/gst/camerabin/gstcamerabin.h
@@ -0,0 +1,168 @@
+/*
+ * GStreamer
+ * Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org>
+ *
+ * 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_CAMERABIN_H__
+#define __GST_CAMERABIN_H__
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <gst/gstbin.h>
+#include <gst/interfaces/photography.h>
+
+#include "camerabinimage.h"
+#include "camerabinvideo.h"
+
+G_BEGIN_DECLS
+
+/* #defines don't like whitespacey bits */
+#define GST_TYPE_CAMERABIN \
+  (gst_camerabin_get_type())
+#define GST_CAMERABIN(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CAMERABIN,GstCameraBin))
+#define GST_CAMERABIN_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CAMERABIN,GstCameraBinClass))
+#define GST_IS_CAMERABIN(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CAMERABIN))
+#define GST_IS_CAMERABIN_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CAMERABIN))
+
+typedef struct _GstCameraBin GstCameraBin;
+typedef struct _GstCameraBinClass GstCameraBinClass;
+
+/**
+ * GstCameraBin:
+ *
+ * The opaque #GstCameraBin structure.
+ */
+
+struct _GstCameraBin
+{
+  GstPipeline parent;
+
+  /* private */
+  GString *filename;
+  gint mode;                    /* MODE_IMAGE or MODE_VIDEO */
+  guint num_img_buffers;        /* no of image buffers captured */
+  gboolean stop_requested;      /* TRUE if capturing stop needed */
+  gboolean paused;              /* TRUE if capturing paused */
+
+  /* resolution and frames per second of image captured by v4l2 device */
+  gint width;
+  gint height;
+  gint fps_n;
+  gint fps_d;
+
+  /* Caps applied to capsfilters when taking still image */
+  GstCaps *image_capture_caps;
+
+  /* Caps applied to capsfilters when in view finder mode */
+  GstCaps *view_finder_caps;
+
+  /* Caps that videosrc supports */
+  GstCaps *allowed_caps;
+
+  /* The digital zoom (from 100% to 1000%) */
+  gint zoom;
+
+  /* concurrency control */
+  GMutex *capture_mutex;
+  GCond *cond;
+  gboolean capturing;
+
+  /* pad names for output and input selectors */
+  GstPad *pad_src_view;
+  GstPad *pad_view_src;
+  GstPad *pad_src_img;
+  GstPad *pad_view_img;
+  GstPad *pad_src_vid;
+  GstPad *pad_view_vid;
+
+  GstPad *srcpad_zoom_filter;
+
+  GstElement *imgbin;           /* bin that holds image capturing elements */
+  GstElement *vidbin;           /*  bin that holds video capturing elements */
+  GstElement *active_bin;       /* image or video bin that is currently in use */
+
+  /* source elements */
+  GstElement *src_vid_src;
+  GstElement *src_filter;
+  GstElement *src_zoom_crop;
+  GstElement *src_zoom_scale;
+  GstElement *src_zoom_filter;
+  GstElement *src_out_sel;
+
+  /* view finder elements */
+  GstElement *view_in_sel;
+  GstElement *view_scale;
+  GstElement *view_sink;
+
+  /* User configurable elements */
+  GstElement *user_vid_src;
+  GstElement *user_vf_sink;
+
+  /* Night mode handling */
+  gboolean night_mode;
+  gint pre_night_fps_n;
+  gint pre_night_fps_d;
+};
+
+/**
+ * GstCameraBinClass:
+ *
+ * The #GstCameraBin class structure.
+ */
+struct _GstCameraBinClass
+{
+  GstPipelineClass parent_class;
+
+  /* action signals */
+
+  void (*user_start) (GstCameraBin * camera);
+  void (*user_stop) (GstCameraBin * camera);
+  void (*user_pause) (GstCameraBin * camera);
+  void (*user_res_fps) (GstCameraBin * camera, gint width, gint height,
+      gint fps_n, gint fps_d);
+  void (*user_image_res) (GstCameraBin * camera, gint width, gint height);
+
+  /* signals (callback) */
+
+    gboolean (*img_done) (GstCameraBin * camera, GString * filename);
+};
+
+/**
+ * GstCameraBinMode:
+ * @MODE_IMAGE: image capture
+ * @MODE_VIDEO: video capture
+ *
+ * Capture mode to use.
+ */
+typedef enum
+{
+  MODE_IMAGE = 0,
+  MODE_VIDEO
+} GstCameraBinMode;
+
+GType gst_camerabin_get_type (void);
+
+G_END_DECLS
+
+#endif /* #ifndef __GST_CAMERABIN_H__ */