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gst_plugins_good/gst-libs/gst/interfaces/photography.c
branchGCC_SURGE
changeset 25 7ce29e50e9e1
parent 12 fae53e47b8b4
parent 23 29ecd5cb86b3 
--- a/gst_plugins_good/gst-libs/gst/interfaces/photography.c	Fri Jun 11 16:24:58 2010 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,367 +0,0 @@
-/* GStreamer
- *
- * Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org>
- *
- * photography.c: photography interface for digital imaging
- *
- *
- * 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.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "photography.h"
-
-/**
- * SECTION:photography
- * @short_description: Interface for elements having digital imaging controls
- *
- * The interface allows access to some common digital imaging controls
- */
-
-static void gst_photography_iface_init (GstPhotographyInterface * iface);
-
-EXPORT_C GType
-gst_photography_get_type (void)
-{
-  static GType gst_photography_type = 0;
-
-  if (!gst_photography_type) {
-    static const GTypeInfo gst_photography_info = {
-      sizeof (GstPhotographyInterface),
-      (GBaseInitFunc) gst_photography_iface_init,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      0,
-      0,
-      NULL,
-    };
-
-    gst_photography_type = g_type_register_static (G_TYPE_INTERFACE,
-        "GstPhotography", &gst_photography_info, 0);
-    g_type_interface_add_prerequisite (gst_photography_type,
-        GST_TYPE_IMPLEMENTS_INTERFACE);
-  }
-
-  return gst_photography_type;
-}
-
-static void
-gst_photography_iface_init (GstPhotographyInterface * iface)
-{
-  /* default virtual functions */
-  iface->get_ev_compensation = NULL;
-  iface->get_iso_speed = NULL;
-  iface->get_aperture = NULL;
-  iface->get_exposure = NULL;
-  iface->get_white_balance_mode = NULL;
-  iface->get_colour_tone_mode = NULL;
-  iface->get_scene_mode = NULL;
-  iface->get_flash_mode = NULL;
-  iface->get_zoom = NULL;
-
-  iface->set_ev_compensation = NULL;
-  iface->set_iso_speed = NULL;
-  iface->set_aperture = NULL;
-  iface->set_exposure = NULL;
-  iface->set_white_balance_mode = NULL;
-  iface->set_colour_tone_mode = NULL;
-  iface->set_scene_mode = NULL;
-  iface->set_flash_mode = NULL;
-  iface->set_zoom = NULL;
-
-  iface->get_capabilities = NULL;
-  iface->prepare_for_capture = NULL;
-  iface->set_autofocus = NULL;
-}
-
-#define GST_PHOTOGRAPHY_FUNC_TEMPLATE(function_name, param_type) \
-EXPORT_C gboolean \
-gst_photography_set_ ## function_name (GstPhotography * photo, param_type param) \
-{ \
-  GstPhotographyInterface *iface; \
-  g_return_val_if_fail (photo != NULL, FALSE); \
-  iface = GST_PHOTOGRAPHY_GET_IFACE (photo); \
-  if (iface->set_ ## function_name) { \
-    return iface->set_ ## function_name (photo, param); \
-  } \
-  return FALSE; \
-} \
-EXPORT_C gboolean \
-gst_photography_get_ ## function_name (GstPhotography * photo, param_type * param) \
-{ \
-  GstPhotographyInterface *iface; \
-  g_return_val_if_fail (photo != NULL, FALSE); \
-  iface = GST_PHOTOGRAPHY_GET_IFACE (photo); \
-  if (iface->get_ ## function_name) { \
-    return iface->get_ ## function_name (photo, param); \
-  } \
-  return FALSE; \
-}
-
-
-/**
- * gst_photography_set_ev_compensation:
- * @photo: #GstPhotography interface of a #GstElement
- * @ev_comp: ev compensation value to set
- *
- * Set the ev compensation value for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_ev_compensation:
- * @photo: #GstPhotography interface of a #GstElement
- * @ev_comp: ev compensation value to get
- *
- * Get the ev compensation value for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (ev_compensation, gfloat);
-
-/**
- * gst_photography_set_iso_speed:
- * @photo: #GstPhotography interface of a #GstElement
- * @iso_speed: ISO speed value to set
- *
- * Set the ISO value (light sensivity) for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_iso_speed:
- * @photo: #GstPhotography interface of a #GstElement
- * @iso_speed: ISO speed value to get
- *
- * Get the ISO value (light sensivity) for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (iso_speed, guint);
-
-/**
- * gst_photography_set_aperture:
- * @photo: #GstPhotography interface of a #GstElement
- * @aperture: aperture value to set
- *
- * Set the aperture value for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_aperture:
- * @photo: #GstPhotography interface of a #GstElement
- * @aperture: aperture value to get
- *
- * Get the aperture value for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (aperture, guint);
-
-/**
- * gst_photography_set_exposure:
- * @photo: #GstPhotography interface of a #GstElement
- * @exposure: exposure time to set
- *
- * Set the fixed exposure time (in us) for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_exposure:
- * @photo: #GstPhotography interface of a #GstElement
- * @exposure: exposure time to get
- *
- * Get the fixed exposure time (in us) for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (exposure, guint32);
-
-/**
- * gst_photography_set_white_balance_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @wb_mode: #GstWhiteBalanceMode to set
- *
- * Set the white balance mode for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_white_balance_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @wb_mode: #GstWhiteBalanceMode to get
- *
- * Get the white balance mode for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (white_balance_mode, GstWhiteBalanceMode);
-
-/**
- * gst_photography_set_colour_tone_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @tone_mode: #GstColourToneMode to set
- *
- * Set the colour tone mode for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_colour_tone_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @tone_mode: #GstColourToneMode to get
- *
- * Get the colour tone mode for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (colour_tone_mode, GstColourToneMode);
-
-/**
- * gst_photography_set_scene_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @scene_mode: #GstSceneMode to set
- *
- * Set the scene mode for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_scene_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @scene_mode: #GstSceneMode to get
- *
- * Get the scene mode for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (scene_mode, GstSceneMode);
-
-/**
- * gst_photography_set_flash_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @flash_mode: #GstFlashMode to set
- *
- * Set the flash mode for the #GstElement
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_flash_mode:
- * @photo: #GstPhotography interface of a #GstElement
- * @flash_mode: #GstFlashMode to get
- *
- * Get the flash mode for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (flash_mode, GstFlashMode);
-
-/**
- * gst_photography_set_zoom:
- * @photo: #GstPhotography interface of a #GstElement
- * @zoom: zoom value to set
- *
- * Set the zoom value for the #GstElement.
- * E.g. 1.0 to get original image and 3.0 for 3x zoom and so on.
- *
- * Returns: %TRUE if setting the value succeeded, %FALSE otherwise
- */
-/**
- * gst_photography_get_zoom:
- * @photo: #GstPhotography interface of a #GstElement
- * @zoom: zoom value to get
- *
- * Get the zoom value for the #GstElement
- *
- * Returns: %TRUE if getting the value succeeded, %FALSE otherwise
- */
-GST_PHOTOGRAPHY_FUNC_TEMPLATE (zoom, gfloat);
-
-/**
- * gst_photography_get_capabilities:
- * @photo: #GstPhotography interface of a #GstElement
- *
- * Get #GstPhotoCaps bitmask value that indicates what photography
- * interface features the #GstElement supports
- *
- * Returns: #GstPhotoCaps value
- */
-EXPORT_C
-GstPhotoCaps
-gst_photography_get_capabilities (GstPhotography * photo)
-{
-  GstPhotographyInterface *iface;
-  g_return_val_if_fail (photo != NULL, GST_PHOTOGRAPHY_CAPS_NONE);
-
-  iface = GST_PHOTOGRAPHY_GET_IFACE (photo);
-  if (iface->get_capabilities) {
-    return iface->get_capabilities (photo);
-  } else {
-    return GST_PHOTOGRAPHY_CAPS_NONE;
-  }
-}
-
-/**
- * gst_photography_prepare_for_capture:
- * @photo: #GstPhotography interface of a #GstElement
- * @func: callback that is called after capturing has been prepared
- * @user_data: user data that will be passed to the callback @func
- *
- * Start preparations for capture. @func callback is called after
- * preparations are done.
- */
-EXPORT_C
-void
-gst_photography_prepare_for_capture (GstPhotography * photo,
-    GstPhotoCapturePrepared func, gpointer user_data)
-{
-  GstPhotographyInterface *iface;
-  g_return_if_fail (photo != NULL);
-
-  iface = GST_PHOTOGRAPHY_GET_IFACE (photo);
-  if (iface->prepare_for_capture) {
-    iface->prepare_for_capture (photo, func, user_data);
-  }
-}
-
-/**
- * gst_photography_set_autofocus:
- * @photo: #GstPhotography interface of a #GstElement
- * @on: %TRUE to start autofocusing, %FALSE to stop autofocusing
- *
- * Start or stop autofocusing. %GST_PHOTOGRAPHY_AUTOFOCUS_DONE
- * message is posted to bus when autofocusing has finished.
- */
-EXPORT_C
-void
-gst_photography_set_autofocus (GstPhotography * photo, gboolean on)
-{
-  GstPhotographyInterface *iface;
-  g_return_if_fail (photo != NULL);
-
-  iface = GST_PHOTOGRAPHY_GET_IFACE (photo);
-  if (iface->set_autofocus) {
-    iface->set_autofocus (photo, on);
-  }
-}
FCL/sf/mw/gstreamer