| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package com.android.gallery3d.filtershow.tools; |
| |
| import android.content.Context; |
| import android.net.Uri; |
| import android.util.Log; |
| |
| import com.adobe.xmp.XMPException; |
| import com.adobe.xmp.XMPMeta; |
| import com.adobe.xmp.XMPMetaFactory; |
| import org.codeaurora.gallery.R; |
| import com.android.gallery3d.common.Utils; |
| import com.android.gallery3d.filtershow.imageshow.MasterImage; |
| import com.android.gallery3d.filtershow.pipeline.ImagePreset; |
| import com.android.gallery3d.util.XmpUtilHelper; |
| |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.InputStream; |
| |
| public class XmpPresets { |
| public static final String |
| XMP_GOOGLE_FILTER_NAMESPACE = "http://ns.google.com/photos/1.0/filter/"; |
| public static final String XMP_GOOGLE_FILTER_PREFIX = "AFltr"; |
| public static final String XMP_SRC_FILE_URI = "SourceFileUri"; |
| public static final String XMP_FILTERSTACK = "filterstack"; |
| |
| private static final String LOGTAG = "XmpPresets"; |
| |
| public static class XMresults { |
| public String presetString; |
| public ImagePreset preset; |
| public Uri originalimage; |
| } |
| |
| static { |
| try { |
| XMPMetaFactory.getSchemaRegistry().registerNamespace( |
| XMP_GOOGLE_FILTER_NAMESPACE, XMP_GOOGLE_FILTER_PREFIX); |
| } catch (XMPException e) { |
| Log.e(LOGTAG, "Register XMP name space failed", e); |
| } |
| } |
| |
| public static void writeFilterXMP( |
| Context context, Uri srcUri, File dstFile, ImagePreset preset) { |
| InputStream is = null; |
| XMPMeta xmpMeta = null; |
| try { |
| is = context.getContentResolver().openInputStream(srcUri); |
| xmpMeta = XmpUtilHelper.extractXMPMeta(is); |
| } catch (FileNotFoundException e) { |
| |
| } finally { |
| Utils.closeSilently(is); |
| } |
| |
| if (xmpMeta == null) { |
| xmpMeta = XMPMetaFactory.create(); |
| } |
| try { |
| xmpMeta.setProperty(XMP_GOOGLE_FILTER_NAMESPACE, |
| XMP_SRC_FILE_URI, srcUri.toString()); |
| xmpMeta.setProperty(XMP_GOOGLE_FILTER_NAMESPACE, |
| XMP_FILTERSTACK, preset.getJsonString(ImagePreset.JASON_SAVED)); |
| } catch (XMPException e) { |
| Log.v(LOGTAG, "Write XMP meta to file failed:" + dstFile.getAbsolutePath()); |
| return; |
| } |
| |
| if (!XmpUtilHelper.writeXMPMeta(dstFile.getAbsolutePath(), xmpMeta)) { |
| Log.v(LOGTAG, "Write XMP meta to file failed:" + dstFile.getAbsolutePath()); |
| } |
| } |
| |
| public static XMresults extractXMPData( |
| Context context, MasterImage mMasterImage, Uri uriToEdit) { |
| XMresults ret = new XMresults(); |
| |
| InputStream is = null; |
| XMPMeta xmpMeta = null; |
| try { |
| is = context.getContentResolver().openInputStream(uriToEdit); |
| xmpMeta = XmpUtilHelper.extractXMPMeta(is); |
| } catch (FileNotFoundException e) { |
| } finally { |
| Utils.closeSilently(is); |
| } |
| |
| if (xmpMeta == null) { |
| return null; |
| } |
| |
| try { |
| String strSrcUri = xmpMeta.getPropertyString(XMP_GOOGLE_FILTER_NAMESPACE, |
| XMP_SRC_FILE_URI); |
| |
| if (strSrcUri != null) { |
| String filterString = xmpMeta.getPropertyString(XMP_GOOGLE_FILTER_NAMESPACE, |
| XMP_FILTERSTACK); |
| |
| Uri srcUri = Uri.parse(strSrcUri); |
| ret.originalimage = srcUri; |
| |
| ret.preset = new ImagePreset(); |
| ret.presetString = filterString; |
| boolean ok = ret.preset.readJsonFromString(filterString); |
| if (!ok) { |
| return null; |
| } |
| return ret; |
| } |
| } catch (XMPException e) { |
| e.printStackTrace(); |
| } |
| |
| return null; |
| } |
| } |