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/*
* Copyright 2002-2017 Drew Noakes
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* More information about this project is available at:
*
* https://drewnoakes.com/code/exif/
* https://github.com/drewnoakes/metadata-extractor
*/
package com.drew.metadata.exif.makernotes;
import com.drew.lang.annotations.NotNull;
import com.drew.lang.annotations.Nullable;
import com.drew.metadata.TagDescriptor;
import static com.drew.metadata.exif.makernotes.CasioType2MakernoteDirectory.*;
/**
* Provides human-readable string representations of tag values stored in a {@link CasioType2MakernoteDirectory}.
*
* @author Drew Noakes https://drewnoakes.com
*/
@SuppressWarnings("WeakerAccess")
public class CasioType2MakernoteDescriptor extends TagDescriptor
{
public CasioType2MakernoteDescriptor(@NotNull CasioType2MakernoteDirectory directory)
{
super(directory);
}
@Override
@Nullable
public String getDescription(int tagType)
{
switch (tagType) {
case TAG_THUMBNAIL_DIMENSIONS:
return getThumbnailDimensionsDescription();
case TAG_THUMBNAIL_SIZE:
return getThumbnailSizeDescription();
case TAG_THUMBNAIL_OFFSET:
return getThumbnailOffsetDescription();
case TAG_QUALITY_MODE:
return getQualityModeDescription();
case TAG_IMAGE_SIZE:
return getImageSizeDescription();
case TAG_FOCUS_MODE_1:
return getFocusMode1Description();
case TAG_ISO_SENSITIVITY:
return getIsoSensitivityDescription();
case TAG_WHITE_BALANCE_1:
return getWhiteBalance1Description();
case TAG_FOCAL_LENGTH:
return getFocalLengthDescription();
case TAG_SATURATION:
return getSaturationDescription();
case TAG_CONTRAST:
return getContrastDescription();
case TAG_SHARPNESS:
return getSharpnessDescription();
case TAG_PREVIEW_THUMBNAIL:
return getCasioPreviewThumbnailDescription();
case TAG_WHITE_BALANCE_BIAS:
return getWhiteBalanceBiasDescription();
case TAG_WHITE_BALANCE_2:
return getWhiteBalance2Description();
case TAG_OBJECT_DISTANCE:
return getObjectDistanceDescription();
case TAG_FLASH_DISTANCE:
return getFlashDistanceDescription();
case TAG_RECORD_MODE:
return getRecordModeDescription();
case TAG_SELF_TIMER:
return getSelfTimerDescription();
case TAG_QUALITY:
return getQualityDescription();
case TAG_FOCUS_MODE_2:
return getFocusMode2Description();
case TAG_TIME_ZONE:
return getTimeZoneDescription();
case TAG_CCD_ISO_SENSITIVITY:
return getCcdIsoSensitivityDescription();
case TAG_COLOUR_MODE:
return getColourModeDescription();
case TAG_ENHANCEMENT:
return getEnhancementDescription();
case TAG_FILTER:
return getFilterDescription();
default:
return super.getDescription(tagType);
}
}
@Nullable
public String getFilterDescription()
{
return getIndexedDescription(TAG_FILTER, "Off");
}
@Nullable
public String getEnhancementDescription()
{
return getIndexedDescription(TAG_ENHANCEMENT, "Off");
}
@Nullable
public String getColourModeDescription()
{
return getIndexedDescription(TAG_COLOUR_MODE, "Off");
}
@Nullable
public String getCcdIsoSensitivityDescription()
{
return getIndexedDescription(TAG_CCD_ISO_SENSITIVITY, "Off", "On");
}
@Nullable
public String getTimeZoneDescription()
{
return _directory.getString(TAG_TIME_ZONE);
}
@Nullable
public String getFocusMode2Description()
{
Integer value = _directory.getInteger(TAG_FOCUS_MODE_2);
if (value == null)
return null;
switch (value) {
case 1: return "Fixation";
case 6: return "Multi-Area Focus";
default:
return "Unknown (" + value + ")";
}
}
@Nullable
public String getQualityDescription()
{
return getIndexedDescription(TAG_QUALITY, 3, "Fine");
}
@Nullable
public String getSelfTimerDescription()
{
return getIndexedDescription(TAG_SELF_TIMER, 1, "Off");
}
@Nullable
public String getRecordModeDescription()
{
return getIndexedDescription(TAG_RECORD_MODE, 2, "Normal");
}
@Nullable
public String getFlashDistanceDescription()
{
return getIndexedDescription(TAG_FLASH_DISTANCE, "Off");
}
@Nullable
public String getObjectDistanceDescription()
{
Integer value = _directory.getInteger(TAG_OBJECT_DISTANCE);
if (value == null)
return null;
return Integer.toString(value) + " mm";
}
@Nullable
public String getWhiteBalance2Description()
{
Integer value = _directory.getInteger(TAG_WHITE_BALANCE_2);
if (value == null)
return null;
switch (value) {
case 0: return "Manual";
case 1: return "Auto"; // unsure about this
case 4: return "Flash"; // unsure about this
case 12: return "Flash";
default:
return "Unknown (" + value + ")";
}
}
@Nullable
public String getWhiteBalanceBiasDescription()
{
return _directory.getString(TAG_WHITE_BALANCE_BIAS);
}
@Nullable
public String getCasioPreviewThumbnailDescription()
{
final byte[] bytes = _directory.getByteArray(TAG_PREVIEW_THUMBNAIL);
if (bytes == null)
return null;
return "<" + bytes.length + " bytes of image data>";
}
@Nullable
public String getSharpnessDescription()
{
return getIndexedDescription(TAG_SHARPNESS, "-1", "Normal", "+1");
}
@Nullable
public String getContrastDescription()
{
return getIndexedDescription(TAG_CONTRAST, "-1", "Normal", "+1");
}
@Nullable
public String getSaturationDescription()
{
return getIndexedDescription(TAG_SATURATION, "-1", "Normal", "+1");
}
@Nullable
public String getFocalLengthDescription()
{
Double value = _directory.getDoubleObject(TAG_FOCAL_LENGTH);
return value == null ? null : getFocalLengthDescription(value / 10d);
}
@Nullable
public String getWhiteBalance1Description()
{
return getIndexedDescription(
TAG_WHITE_BALANCE_1,
"Auto",
"Daylight",
"Shade",
"Tungsten",
"Florescent",
"Manual"
);
}
@Nullable
public String getIsoSensitivityDescription()
{
Integer value = _directory.getInteger(TAG_ISO_SENSITIVITY);
if (value == null)
return null;
switch (value) {
case 3: return "50";
case 4: return "64";
case 6: return "100";
case 9: return "200";
default:
return "Unknown (" + value + ")";
}
}
@Nullable
public String getFocusMode1Description()
{
return getIndexedDescription(TAG_FOCUS_MODE_1, "Normal", "Macro");
}
@Nullable
public String getImageSizeDescription()
{
Integer value = _directory.getInteger(TAG_IMAGE_SIZE);
if (value == null)
return null;
switch (value) {
case 0: return "640 x 480 pixels";
case 4: return "1600 x 1200 pixels";
case 5: return "2048 x 1536 pixels";
case 20: return "2288 x 1712 pixels";
case 21: return "2592 x 1944 pixels";
case 22: return "2304 x 1728 pixels";
case 36: return "3008 x 2008 pixels";
default: return "Unknown (" + value + ")";
}
}
@Nullable
public String getQualityModeDescription()
{
return getIndexedDescription(TAG_QUALITY_MODE, 1, "Fine", "Super Fine");
}
@Nullable
public String getThumbnailOffsetDescription()
{
return _directory.getString(TAG_THUMBNAIL_OFFSET);
}
@Nullable
public String getThumbnailSizeDescription()
{
Integer value = _directory.getInteger(TAG_THUMBNAIL_SIZE);
if (value == null)
return null;
return Integer.toString(value) + " bytes";
}
@Nullable
public String getThumbnailDimensionsDescription()
{
int[] dimensions = _directory.getIntArray(TAG_THUMBNAIL_DIMENSIONS);
if (dimensions == null || dimensions.length != 2)
return _directory.getString(TAG_THUMBNAIL_DIMENSIONS);
return dimensions[0] + " x " + dimensions[1] + " pixels";
}
}
