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/*
* Copyright 2002-2012 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:
*
* http://drewnoakes.com/code/exif/
* http://code.google.com/p/metadata-extractor/
*/
package com.drew.metadata.exif;
import com.drew.lang.annotations.NotNull;
import com.drew.lang.annotations.Nullable;
import com.drew.metadata.TagDescriptor;
/**
* Provides human-readable string representations of tag values stored in a <code>OlympusMakernoteDirectory</code>.
*
* @author Drew Noakes http://drewnoakes.com
*/
public class OlympusMakernoteDescriptor extends TagDescriptor<OlympusMakernoteDirectory>
{
public OlympusMakernoteDescriptor(@NotNull OlympusMakernoteDirectory directory)
{
super(directory);
}
@Nullable
public String getDescription(int tagType)
{
switch (tagType) {
case OlympusMakernoteDirectory.TAG_OLYMPUS_SPECIAL_MODE:
return getSpecialModeDescription();
case OlympusMakernoteDirectory.TAG_OLYMPUS_JPEG_QUALITY:
return getJpegQualityDescription();
case OlympusMakernoteDirectory.TAG_OLYMPUS_MACRO_MODE:
return getMacroModeDescription();
case OlympusMakernoteDirectory.TAG_OLYMPUS_DIGI_ZOOM_RATIO:
return getDigiZoomRatioDescription();
default:
return super.getDescription(tagType);
}
}
@Nullable
public String getDigiZoomRatioDescription()
{
Integer value = _directory.getInteger(OlympusMakernoteDirectory.TAG_OLYMPUS_DIGI_ZOOM_RATIO);
if (value==null)
return null;
switch (value) {
case 0:
return "Normal";
case 2:
return "Digital 2x Zoom";
default:
return "Unknown (" + value + ")";
}
}
@Nullable
public String getMacroModeDescription()
{
Integer value = _directory.getInteger(OlympusMakernoteDirectory.TAG_OLYMPUS_MACRO_MODE);
if (value==null)
return null;
switch (value) {
case 0:
return "Normal (no macro)";
case 1:
return "Macro";
default:
return "Unknown (" + value + ")";
}
}
@Nullable
public String getJpegQualityDescription()
{
Integer value = _directory.getInteger(OlympusMakernoteDirectory.TAG_OLYMPUS_JPEG_QUALITY);
if (value==null)
return null;
switch (value) {
case 1:
return "SQ";
case 2:
return "HQ";
case 3:
return "SHQ";
default:
return "Unknown (" + value + ")";
}
}
@Nullable
public String getSpecialModeDescription()
{
int[] values = _directory.getIntArray(OlympusMakernoteDirectory.TAG_OLYMPUS_SPECIAL_MODE);
if (values==null)
return null;
if (values.length < 1)
return "";
StringBuilder desc = new StringBuilder();
switch (values[0]) {
case 0:
desc.append("Normal picture taking mode");
break;
case 1:
desc.append("Unknown picture taking mode");
break;
case 2:
desc.append("Fast picture taking mode");
break;
case 3:
desc.append("Panorama picture taking mode");
break;
default:
desc.append("Unknown picture taking mode");
break;
}
if (values.length < 2)
return desc.toString();
desc.append(" - ");
switch (values[1]) {
case 0:
desc.append("Unknown sequence number");
break;
case 1:
desc.append("1st in a sequence");
break;
case 2:
desc.append("2nd in a sequence");
break;
case 3:
desc.append("3rd in a sequence");
break;
default:
desc.append(values[1]);
desc.append("th in a sequence");
break;
}
if (values.length < 3)
return desc.toString();
desc.append(" - ");
switch (values[2]) {
case 1:
desc.append("Left to right panorama direction");
break;
case 2:
desc.append("Right to left panorama direction");
break;
case 3:
desc.append("Bottom to top panorama direction");
break;
case 4:
desc.append("Top to bottom panorama direction");
break;
}
return desc.toString();
}
}
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