package photato.core.resize.ffmpeg; import java.util.logging.Logger; import java.util.logging.Level; import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.nio.file.FileSystem; import java.nio.file.Files; import java.util.regex.Matcher; import java.util.regex.Pattern; import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; import org.apache.commons.io.IOUtils; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpGet; import photato.helpers.OsHelper; public class FfmpegDownloader { private static final Logger LOGGER = Logger.getLogger(FfmpegDownloader.class.getName() ); private static final String tmpFilename = "ffmpeg.exe.tmp"; private static final String targetFilename = "ffmpeg.exe"; private static final long maxDelayBeforeRedownload = 30 * 86400 * 1000L; public static void run(HttpClient httpClient, FileSystem fileSystem, boolean forceFfmpegDownload) throws IOException { if (OsHelper.isWindows()) { String v = System.getProperty("sun.arch.data.model"); // 32 or 64 bits if (!fileSystem.getPath(targetFilename).toFile().exists() || forceFfmpegDownload || Files.getLastModifiedTime(fileSystem.getPath(targetFilename)).toMillis() + maxDelayBeforeRedownload < System.currentTimeMillis()) { LOGGER.log(Level.INFO, "Starting ffmpeg download"); downloadFfmpegTools("https://ffmpeg.zeranoe.com/builds/win" + v + "/static/ffmpeg-latest-win" + v + "-static.zip", httpClient, fileSystem); LOGGER.log(Level.INFO, "End of ffmpeg download"); } } } private static void downloadFfmpegTools(String ffmpegUrl, HttpClient httpClient, FileSystem fileSystem) throws IOException { HttpGet request = new HttpGet(ffmpegUrl); HttpResponse response = httpClient.execute(request); HttpEntity entity = response.getEntity(); if (entity != null) { // Download the zip file File tmpFile = fileSystem.getPath(tmpFilename).toFile(); tmpFile.delete(); // Delete the tmp file in case it already exists try (InputStream inputStream = entity.getContent(); OutputStream outputStream = new FileOutputStream(tmpFile)) { IOUtils.copy(inputStream, outputStream); } // Unzip try (ZipInputStream zis = new ZipInputStream(new FileInputStream(tmpFile))) { ZipEntry ze; do { ze = zis.getNextEntry(); } while (!ze.getName().endsWith("/ffmpeg.exe")); File newFile = fileSystem.getPath(targetFilename).toFile(); newFile.delete(); // Delete in case it already exists byte[] buffer = new byte[4096]; try (FileOutputStream fos = new FileOutputStream(newFile)) { int len; while ((len = zis.read(buffer)) > 0) { fos.write(buffer, 0, len); } } } // Delete .zipFile tmpFile.delete(); } } }