get Preview Frame Entry Name from Zip File - Android Camera

Android examples for Camera:Camera Preview

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Description

get Preview Frame Entry Name from Zip File

Demo Code

/*//from  w w  w  . j  ava  2s  .c  o  m
 * Copyright (C) 2014 The CyanogenMod 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.
 */
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

public class Main {
  public static String getPreviewFrameEntryName(InputStream is) throws IOException {
    ZipInputStream zis = (is instanceof ZipInputStream) ? (ZipInputStream) is
        : new ZipInputStream(new BufferedInputStream(is));
    ZipEntry ze;
    // First thing to do is iterate over all the entries and the zip and store them
    // for building the animations afterwards
    String previewName = null;
    while ((ze = zis.getNextEntry()) != null) {
      final String entryName = ze.getName();
      if (entryName.contains("/") && (entryName.endsWith(".png") || entryName.endsWith(".jpg"))) {
        previewName = entryName;
      }
    }

    return previewName;
  }
}

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