mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-19 02:20:20 +00:00
468 lines
10 KiB
C
468 lines
10 KiB
C
/* GStreamer
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* Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "gsttageditingprivate.h"
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#include <string.h>
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gint
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__exif_tag_image_orientation_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "rotate-0") == 0)
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return 1;
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else if (strcmp (str, "flip-rotate-0") == 0)
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return 2;
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else if (strcmp (str, "rotate-180") == 0)
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return 3;
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else if (strcmp (str, "flip-rotate-180") == 0)
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return 4;
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else if (strcmp (str, "flip-rotate-270") == 0)
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return 5;
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else if (strcmp (str, "rotate-90") == 0)
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return 6;
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else if (strcmp (str, "flip-rotate-90") == 0)
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return 7;
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else if (strcmp (str, "rotate-270") == 0)
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return 8;
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end:
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GST_WARNING ("Invalid image orientation tag: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_image_orientation_from_exif_value (gint value)
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{
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switch (value) {
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case 1:
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return "rotate-0";
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case 2:
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return "flip-rotate-0";
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case 3:
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return "rotate-180";
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case 4:
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return "flip-rotate-180";
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case 5:
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return "flip-rotate-270";
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case 6:
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return "rotate-90";
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case 7:
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return "flip-rotate-90";
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case 8:
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return "rotate-270";
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default:
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GST_WARNING ("Invalid tiff orientation tag value: %d", value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_exposure_program_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "undefined") == 0)
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return 0;
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else if (strcmp (str, "manual") == 0)
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return 1;
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else if (strcmp (str, "normal") == 0)
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return 2;
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else if (strcmp (str, "aperture-priority") == 0)
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return 3;
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else if (strcmp (str, "shutter-priority") == 0)
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return 4;
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else if (strcmp (str, "creative") == 0)
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return 5;
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else if (strcmp (str, "action") == 0)
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return 6;
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else if (strcmp (str, "portrait") == 0)
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return 7;
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else if (strcmp (str, "landscape") == 0)
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return 8;
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end:
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GST_WARNING ("Invalid capturing exposure program tag: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_exposure_program_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "undefined";
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case 1:
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return "manual";
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case 2:
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return "normal";
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case 3:
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return "aperture-priority";
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case 4:
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return "shutter-priority";
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case 5:
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return "creative";
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case 6:
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return "action";
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case 7:
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return "portrait";
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case 8:
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return "landscape";
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default:
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GST_WARNING ("Invalid exif exposure program: %d", value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_exposure_mode_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "auto-exposure") == 0)
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return 0;
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else if (strcmp (str, "manual-exposure") == 0)
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return 1;
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else if (strcmp (str, "auto-bracket") == 0)
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return 2;
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end:
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GST_WARNING ("Invalid capturing exposure mode tag: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_exposure_mode_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "auto-exposure";
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case 1:
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return "manual-exposure";
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case 2:
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return "auto-bracket";
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default:
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GST_WARNING ("Invalid exif exposure mode: %d", value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_scene_capture_type_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "standard") == 0)
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return 0;
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else if (strcmp (str, "landscape") == 0)
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return 1;
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else if (strcmp (str, "portrait") == 0)
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return 2;
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else if (strcmp (str, "night-scene") == 0)
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return 3;
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end:
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GST_WARNING ("Invalid capturing scene capture type: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_scene_capture_type_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "standard";
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case 1:
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return "landscape";
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case 2:
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return "portrait";
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case 3:
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return "night-scene";
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default:
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GST_WARNING ("Invalid exif scene capture type: %d", value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_gain_adjustment_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "none") == 0)
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return 0;
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else if (strcmp (str, "low-gain-up") == 0)
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return 1;
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else if (strcmp (str, "high-gain-up") == 0)
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return 2;
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else if (strcmp (str, "low-gain-down") == 0)
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return 3;
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else if (strcmp (str, "high-gain-down") == 0)
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return 4;
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end:
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GST_WARNING ("Invalid capturing gain adjustment type: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_gain_adjustment_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "none";
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case 1:
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return "low-gain-up";
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case 2:
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return "high-gain-up";
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case 3:
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return "low-gain-down";
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case 4:
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return "high-gain-down";
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default:
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GST_WARNING ("Invalid exif gain control type: %d", value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_white_balance_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "auto") == 0)
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return 0;
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else /* everything else is just manual */
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return 1;
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end:
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GST_WARNING ("Invalid white balance: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_white_balance_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "auto";
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case 1:
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return "manual";
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default:
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GST_WARNING ("Invalid white balance type: %d", value);
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return NULL;
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}
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}
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static gint
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__exif_tag_capturing_contrast_sharpness_to_exif_value (const gchar * str,
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const gchar * tag_name)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "normal") == 0)
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return 0;
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else if (strcmp (str, "soft") == 0)
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return 1;
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else if (strcmp (str, "hard") == 0)
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return 2;
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end:
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GST_WARNING ("Invalid %s type: %s", tag_name, str);
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return -1;
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}
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static const gchar *
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__exif_tag_capturing_contrast_sharpness_from_exif_value (gint value,
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const gchar * tag_name)
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{
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switch (value) {
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case 0:
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return "normal";
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case 1:
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return "soft";
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case 2:
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return "hard";
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default:
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GST_WARNING ("Invalid %s type: %d", tag_name, value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_contrast_to_exif_value (const gchar * str)
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{
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return __exif_tag_capturing_contrast_sharpness_to_exif_value (str,
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"contrast");
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}
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const gchar *
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__exif_tag_capturing_contrast_from_exif_value (gint value)
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{
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return __exif_tag_capturing_contrast_sharpness_from_exif_value (value,
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"contrast");
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}
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gint
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__exif_tag_capturing_saturation_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "normal") == 0)
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return 0;
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else if (strcmp (str, "low-saturation") == 0)
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return 1;
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else if (strcmp (str, "high-saturation") == 0)
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return 2;
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end:
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GST_WARNING ("Invalid saturation type: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_saturation_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "normal";
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case 1:
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return "low-saturation";
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case 2:
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return "high-saturation";
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default:
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GST_WARNING ("Invalid saturation type: %d", value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_sharpness_to_exif_value (const gchar * str)
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{
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return __exif_tag_capturing_contrast_sharpness_to_exif_value (str,
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"sharpness");
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}
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const gchar *
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__exif_tag_capturing_sharpness_from_exif_value (gint value)
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{
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return __exif_tag_capturing_contrast_sharpness_from_exif_value (value,
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"sharpness");
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}
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gint
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__exif_tag_capturing_metering_mode_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "unknown") == 0)
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return 0;
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else if (strcmp (str, "average") == 0)
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return 1;
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else if (strcmp (str, "center-weighted-average") == 0)
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return 2;
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else if (strcmp (str, "spot") == 0)
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return 3;
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else if (strcmp (str, "multi-spot") == 0)
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return 4;
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else if (strcmp (str, "pattern") == 0)
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return 5;
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else if (strcmp (str, "partial") == 0)
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return 6;
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else if (strcmp (str, "other") == 0)
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return 255;
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end:
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GST_WARNING ("Invalid metering mode type: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_metering_mode_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "unknown";
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case 1:
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return "average";
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case 2:
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return "center-weighted-average";
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case 3:
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return "spot";
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case 4:
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return "multi-spot";
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case 5:
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return "pattern";
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case 6:
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return "partial";
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case 255:
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return "other";
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default:
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GST_WARNING ("Invalid metering mode type: %d", value);
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return NULL;
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}
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}
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gint
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__exif_tag_capturing_source_to_exif_value (const gchar * str)
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{
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if (str == NULL)
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goto end;
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if (strcmp (str, "dsc") == 0)
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return 3;
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else if (strcmp (str, "other") == 0)
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return 0;
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else if (strcmp (str, "transparent-scanner") == 0)
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return 1;
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else if (strcmp (str, "reflex-scanner") == 0)
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return 2;
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end:
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GST_WARNING ("Invalid capturing source type: %s", str);
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return -1;
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}
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const gchar *
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__exif_tag_capturing_source_from_exif_value (gint value)
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{
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switch (value) {
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case 0:
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return "other";
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case 1:
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return "transparent-scanner";
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case 2:
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return "reflex-scanner";
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case 3:
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return "dsc";
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default:
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GST_WARNING ("Invalid capturing source type: %d", value);
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return NULL;
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}
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}
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