/*

 * 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__ */