diff -r 9b2c3c7a1a9c -r 567bb019e3e3 gst_plugins_good/gst/camerabin/gstcamerabinphotography.c --- a/gst_plugins_good/gst/camerabin/gstcamerabinphotography.c Wed Mar 31 22:03:18 2010 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,222 +0,0 @@ -/* - * GStreamer - * Copyright (C) 2008 Nokia Corporation - * - * Photography interface implementation for camerabin. - * - * 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 -#endif - -#include "gstcamerabinphotography.h" -#include "gstcamerabin.h" - -GST_DEBUG_CATEGORY_STATIC (camerabinphoto_debug); -#define GST_CAT_DEFAULT camerabinphoto_debug - -#define PHOTOGRAPHY_IS_OK(photo_elem) (GST_IS_ELEMENT (photo_elem) && \ - gst_element_implements_interface (photo_elem, GST_TYPE_PHOTOGRAPHY)) - -#define GST_PHOTOGRAPHY_IMPL_TEMPLATE(function_name, param_type) \ -static gboolean \ -gst_camerabin_set_ ## function_name (GstPhotography *photo, param_type param) \ -{ \ - GstCameraBin *camera; \ - gboolean ret = FALSE; \ - g_return_val_if_fail (photo != NULL, FALSE); \ - camera = GST_CAMERABIN (photo); \ - if (PHOTOGRAPHY_IS_OK (camera->src_vid_src)) { \ - ret = gst_photography_set_ ## function_name (GST_PHOTOGRAPHY (camera->src_vid_src), param); \ - } \ - return ret; \ -} \ -static gboolean \ -gst_camerabin_get_ ## function_name (GstPhotography *photo, param_type * param) \ -{ \ - GstCameraBin *camera; \ - gboolean ret = FALSE; \ - g_return_val_if_fail (photo != NULL, FALSE); \ - camera = GST_CAMERABIN (photo); \ - if (PHOTOGRAPHY_IS_OK (camera->src_vid_src)) { \ - ret = gst_photography_get_ ## function_name (GST_PHOTOGRAPHY (camera->src_vid_src), param); \ - } \ - return ret; \ -} - -GST_PHOTOGRAPHY_IMPL_TEMPLATE (ev_compensation, gfloat); -GST_PHOTOGRAPHY_IMPL_TEMPLATE (iso_speed, guint); -GST_PHOTOGRAPHY_IMPL_TEMPLATE (white_balance_mode, GstWhiteBalanceMode); -GST_PHOTOGRAPHY_IMPL_TEMPLATE (colour_tone_mode, GstColourToneMode); -GST_PHOTOGRAPHY_IMPL_TEMPLATE (flash_mode, GstFlashMode); - -static gboolean -gst_camerabin_set_zoom (GstPhotography * photo, gfloat zoom) -{ - GstCameraBin *camera; - - g_return_val_if_fail (photo != NULL, FALSE); - - camera = GST_CAMERABIN (photo); - - /* camerabin can zoom by itself */ - g_object_set (camera, "zoom", (gint) (CLAMP (zoom, 1.0, 10.0) * 100), NULL); - - return TRUE; -} - -static gboolean -gst_camerabin_get_zoom (GstPhotography * photo, gfloat * zoom) -{ - GstCameraBin *camera; - gint cb_zoom = 0; - - g_return_val_if_fail (photo != NULL, FALSE); - - camera = GST_CAMERABIN (photo); - - g_object_get (camera, "zoom", &cb_zoom, NULL); - *zoom = (gfloat) (cb_zoom / 100.0); - - return TRUE; -} - -static gboolean -gst_camerabin_set_scene_mode (GstPhotography * photo, GstSceneMode scene_mode) -{ - GstCameraBin *camera; - gboolean ret = FALSE; - - g_return_val_if_fail (photo != NULL, FALSE); - - camera = GST_CAMERABIN (photo); - - if (scene_mode == GST_PHOTOGRAPHY_SCENE_MODE_NIGHT) { - GST_DEBUG ("enabling night mode, lowering fps"); - /* Make camerabin select the lowest allowed frame rate */ - camera->night_mode = TRUE; - /* Remember frame rate before setting night mode */ - camera->pre_night_fps_n = camera->fps_n; - camera->pre_night_fps_d = camera->fps_d; - g_signal_emit_by_name (camera, "user-res-fps", camera->width, - camera->height, 0, 0, 0); - } else { - if (camera->night_mode) { - GST_DEBUG ("disabling night mode, restoring fps to %d/%d", - camera->pre_night_fps_n, camera->pre_night_fps_d); - camera->night_mode = FALSE; - g_signal_emit_by_name (camera, "user-res-fps", camera->width, - camera->height, camera->pre_night_fps_n, camera->pre_night_fps_d, 0); - } - } - - if (PHOTOGRAPHY_IS_OK (camera->src_vid_src)) { - ret = gst_photography_set_scene_mode (GST_PHOTOGRAPHY (camera->src_vid_src), - scene_mode); - } - return ret; -} - -static gboolean -gst_camerabin_get_scene_mode (GstPhotography * photo, GstSceneMode * scene_mode) -{ - GstCameraBin *camera; - gboolean ret = FALSE; - - g_return_val_if_fail (photo != NULL, FALSE); - - camera = GST_CAMERABIN (photo); - - if (PHOTOGRAPHY_IS_OK (camera->src_vid_src)) { - ret = gst_photography_get_scene_mode (GST_PHOTOGRAPHY (camera->src_vid_src), - scene_mode); - } - return ret; -} - -static GstPhotoCaps -gst_camerabin_get_capabilities (GstPhotography * photo) -{ - GstCameraBin *camera; - /* camerabin can zoom by itself */ - GstPhotoCaps pcaps = GST_PHOTOGRAPHY_CAPS_ZOOM; - - g_return_val_if_fail (photo != NULL, FALSE); - - camera = GST_CAMERABIN (photo); - - if (GST_IS_ELEMENT (camera->src_vid_src) && - gst_element_implements_interface (camera->src_vid_src, - GST_TYPE_PHOTOGRAPHY)) { - GstPhotography *p2 = GST_PHOTOGRAPHY (camera->src_vid_src); - pcaps |= gst_photography_get_capabilities (p2); - } - - return pcaps; -} - -static void -gst_camerabin_set_autofocus (GstPhotography * photo, gboolean on) -{ - GstCameraBin *camera; - - g_return_if_fail (photo != NULL); - - camera = GST_CAMERABIN (photo); - - GST_DEBUG_OBJECT (camera, "setting autofocus %s", on ? "ON" : "OFF"); - - if (PHOTOGRAPHY_IS_OK (camera->src_vid_src)) { - gst_photography_set_autofocus (GST_PHOTOGRAPHY (camera->src_vid_src), on); - } -} - - -void -gst_camerabin_photography_init (GstPhotographyInterface * iface) -{ - GST_DEBUG_CATEGORY_INIT (camerabinphoto_debug, "camerabinphoto", 0, - "Camerabin photography interface debugging"); - - GST_INFO ("initing"); - - iface->set_ev_compensation = gst_camerabin_set_ev_compensation; - iface->get_ev_compensation = gst_camerabin_get_ev_compensation; - - iface->set_iso_speed = gst_camerabin_set_iso_speed; - iface->get_iso_speed = gst_camerabin_get_iso_speed; - - iface->set_white_balance_mode = gst_camerabin_set_white_balance_mode; - iface->get_white_balance_mode = gst_camerabin_get_white_balance_mode; - - iface->set_colour_tone_mode = gst_camerabin_set_colour_tone_mode; - iface->get_colour_tone_mode = gst_camerabin_get_colour_tone_mode; - - iface->set_scene_mode = gst_camerabin_set_scene_mode; - iface->get_scene_mode = gst_camerabin_get_scene_mode; - - iface->set_flash_mode = gst_camerabin_set_flash_mode; - iface->get_flash_mode = gst_camerabin_get_flash_mode; - - iface->set_zoom = gst_camerabin_set_zoom; - iface->get_zoom = gst_camerabin_get_zoom; - - iface->get_capabilities = gst_camerabin_get_capabilities; - - iface->set_autofocus = gst_camerabin_set_autofocus; -}