openvidu-test-e2e: use ffmpeg to get media files metadata

openvidu-server/src/main/java/io/openvidu/server/recording/RecordingInfoUtils.java

@@ -103,7 +103,7 @@ public class RecordingInfoUtils {
 	}
 
 	public int getVideoFramerate() {
-		String frameRate = videoStream.get("r_frame_rate").toString();
+		String frameRate = videoStream.get("r_frame_rate").getAsString();
 		String[] frameRateParts = frameRate.split("/");
 
 		return Integer.parseInt(frameRateParts[0]) / Integer.parseInt(frameRateParts[1]);

openvidu-test-e2e/docker/Dockerfile

@@ -39,6 +39,11 @@ RUN npm install -g typescript@latest
 # sudo
 RUN apt-get -y install sudo
 
+# ffmpeg (for ffprobe)
+RUN add-apt-repository ppa:jonathonf/ffmpeg-4
+RUN apt-get update
+RUN apt-get install -y ffmpeg
+
 # Cleanup
 RUN rm -rf /var/lib/apt/lists/*
 RUN apt-get autoremove --purge -y

openvidu-test-e2e/pom.xml

@@ -156,16 +156,6 @@
 			<artifactId>jcodec-javase</artifactId>
 			<version>0.2.3</version>
 		</dependency>
-		<dependency>
-			<groupId>ws.schild</groupId>
-			<artifactId>jave-core</artifactId>
-			<version>2.4.5</version>
-		</dependency>
-		<dependency>
-			<groupId>ws.schild</groupId>
-			<artifactId>jave-native-linux64</artifactId>
-			<version>2.4.5</version>
-		</dependency>
 
 		<dependency>
 			<groupId>io.openvidu</groupId>

openvidu-test-e2e/src/test/java/io/openvidu/test/e2e/OpenViduTestAppE2eTest.java

@@ -1933,12 +1933,11 @@ public class OpenViduTestAppE2eTest {
 	private void checkMultimediaFile(File file, boolean hasAudio, boolean hasVideo, double duration, String resolution,
 			String audioDecoder, String videoDecoder) {
 		// Check tracks, duration, resolution, framerate and decoders
-		MultimediaFileMetadata metadata = new MultimediaFileMetadata(file);
-		metadata.processMultimediaFile(0);
+		MultimediaFileMetadata metadata = new MultimediaFileMetadata(file.getAbsolutePath());
 
 		if (hasVideo) {
 			if (hasAudio) {
-				Assert.assertTrue(metadata.hasAudioAndVideo());
+				Assert.assertTrue(metadata.hasAudio() && metadata.hasVideo());
 				Assert.assertTrue(metadata.getAudioDecoder().toLowerCase().contains(audioDecoder));
 			} else {
 				Assert.assertTrue(metadata.hasVideo());

openvidu-test-e2e/src/test/java/io/openvidu/test/e2e/utils/MultimediaFileMetadata.java

@@ -18,148 +18,151 @@
 package io.openvidu.test.e2e.utils;
 
 import java.io.BufferedReader;
-import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import ws.schild.jave.AudioInfo;
-import ws.schild.jave.EncoderException;
-import ws.schild.jave.MultimediaInfo;
-import ws.schild.jave.MultimediaObject;
-import ws.schild.jave.VideoInfo;
-import ws.schild.jave.VideoSize;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
 
 public class MultimediaFileMetadata {
 
 	private static final Logger log = LoggerFactory.getLogger(MultimediaFileMetadata.class);
 
-	private File f;
-	private MultimediaInfo mediaInfo;
-	private AudioInfo audioInfo;
-	private VideoInfo videoInfo;
-	private VideoSize videoSize;
+	private JsonObject json;
+	private JsonObject formatJson;
+	private JsonObject audioStreamJson;
+	private JsonObject videoStreamJson;
 
-	public MultimediaFileMetadata(File f) {
-		this.f = f;
-	}
+	private double duration;
+	private String format;
+	private long bitrate;
+	private boolean hasAudio;
+	private boolean hasVideo;
+	private long audioSampleRate;
+	private String audioDecoder;
+	private String videoDecoder;
+	private int videoWidth;
+	private int videoHeight;
+	private int framerate;
 
-	public void processMultimediaFile(int iteration) {
-		try {
-			this.mediaInfo = new MultimediaObject(f).getInfo();
-			this.audioInfo = mediaInfo.getAudio();
-			this.videoInfo = mediaInfo.getVideo();
-			if (videoInfo != null) {
-				this.videoSize = videoInfo.getSize();
-			}
-			log.info("File {} {} an audio track", f.getName(), this.audioInfo != null ? "has" : "doesn't have");
-			log.info("File {} {} a video track", f.getName(), this.videoInfo != null ? "has" : "doesn't have");
-		} catch (EncoderException e) {
-			log.error("Error getting multimedia information from file {}. Error: {}", f.getAbsolutePath(),
-					e.getMessage());
-			try {
-				Thread.sleep(1000);
-			} catch (InterruptedException e1) {
-				e1.printStackTrace();
-			}
-			log.info(System.getProperty("user.name"));
-			this.executeCommand("ls -la /tmp/jave/");
-			if (iteration == 0) {
-				this.executeCommand("chmod 777 /tmp/jave/ffmpeg*");
-			} else if (iteration < 5) {
-				this.processMultimediaFile(++iteration);
-			} else {
-				log.error("Couldn't run jave in 5 iterations");
-				return;
+	public MultimediaFileMetadata(String fileAbsolutePath) {
+
+		log.info("Extracting media metadata info from file {}", fileAbsolutePath);
+
+		this.json = this.executeFfprobeCommand(fileAbsolutePath);
+		this.formatJson = json.get("format").getAsJsonObject();
+		JsonArray streams = json.get("streams").getAsJsonArray();
+
+		streams.forEach(e -> { // Only supposed for 2 streams max
+			String codecType = e.getAsJsonObject().get("codec_type").getAsString();
+			switch (codecType) {
+			case "audio":
+				this.audioStreamJson = e.getAsJsonObject();
+				break;
+			case "video":
+				this.videoStreamJson = e.getAsJsonObject();
+				break;
 			}
+		});
+
+		this.duration = formatJson.get("duration").getAsDouble();
+		this.format = formatJson.get("format_name").getAsString();
+		this.bitrate = formatJson.get("bit_rate").getAsLong();
+		this.hasAudio = this.audioStreamJson != null;
+		this.hasVideo = this.videoStreamJson != null;
+
+		if (this.hasAudio) {
+			this.audioDecoder = this.audioStreamJson.get("codec_name").getAsString();
+			this.audioSampleRate = this.audioStreamJson.get("sample_rate").getAsLong();
 		}
+
+		if (this.hasVideo) {
+			this.videoDecoder = this.videoStreamJson.get("codec_name").getAsString();
+			this.videoWidth = this.videoStreamJson.get("width").getAsInt();
+			this.videoHeight = this.videoStreamJson.get("height").getAsInt();
+
+			String frameRate = this.videoStreamJson.get("r_frame_rate").getAsString();
+			String[] frameRateParts = frameRate.split("/");
+			this.framerate = Integer.parseInt(frameRateParts[0]) / Integer.parseInt(frameRateParts[1]);
+		}
+
+		log.info("Media metadata for {}: {}", fileAbsolutePath, this.toString());
 	}
 
-	public long getDuration() {
-		return mediaInfo.getDuration();
+	public double getDuration() {
+		return duration;
 	}
 
-	public String getFormat(String format) {
-		return mediaInfo.getFormat();
+	public String getFormat() {
+		return format;
+	}
+
+	public long getBitrate() {
+		return bitrate;
 	}
 
 	public boolean hasAudio() {
-		return audioInfo != null;
+		return hasAudio;
 	}
 
 	public boolean hasVideo() {
-		return videoInfo != null;
+		return hasVideo;
 	}
 
-	public boolean hasAudioAndVideo() {
-		return this.hasAudio() && this.hasVideo();
-	}
-
-	public Integer getAudioBitrate() {
-		if (audioInfo != null) {
-			return audioInfo.getBitRate();
-		} else {
-			return null;
-		}
-	}
-
-	public Integer getVideoBitrate() {
-		if (videoInfo != null) {
-			return videoInfo.getBitRate();
-		} else {
-			return null;
-		}
+	public long getAudioSampleRate() {
+		return audioSampleRate;
 	}
 
 	public String getAudioDecoder() {
-		return audioInfo.getDecoder();
+		return audioDecoder;
 	}
 
 	public String getVideoDecoder() {
-		return videoInfo.getDecoder();
+		return videoDecoder;
 	}
 
-	public Integer getVideoWidth() {
-		if (videoSize != null) {
-			return videoSize.getWidth();
-		} else {
-			return null;
-		}
+	public int getVideoWidth() {
+		return videoWidth;
 	}
 
-	public Integer getVideoHeight() {
-		if (videoSize != null) {
-			return videoSize.getHeight();
-		} else {
-			return null;
-		}
+	public int getVideoHeight() {
+		return videoHeight;
 	}
 
-	public Integer getFrameRate() {
-		if (videoInfo != null) {
-			return Math.round(videoInfo.getFrameRate());
-		} else {
-			return null;
-		}
+	public int getFrameRate() {
+		return framerate;
 	}
 
-	private void executeCommand(String command) {
-		log.info("Running bash command '{}'", command);
+	private JsonObject executeFfprobeCommand(String filePath) {
+		log.info("Running ffprobe command on '{}'", filePath);
+		String jsonLines = "";
 		try {
 			String s;
 			Process p;
-			p = Runtime.getRuntime().exec(command);
+			p = Runtime.getRuntime().exec("ffprobe -v quiet -print_format json -show_format -show_streams " + filePath);
 			BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
-			while ((s = br.readLine()) != null)
-				log.info("LINE: " + s);
+			while ((s = br.readLine()) != null) {
+				jsonLines += s;
+			}
 			p.waitFor();
-			System.out.println("EXIT VALUE: " + p.exitValue());
 			p.destroy();
 		} catch (IOException | InterruptedException e1) {
 			log.info("Error updateing permissions of jave executable. Error: {}" + e1.getMessage());
 		}
+		JsonParser parser = new JsonParser();
+		return parser.parse(jsonLines).getAsJsonObject();
+	}
+
+	@Override
+	public String toString() {
+		return "{duration=" + this.duration + ", format=" + this.format + ", bitrate=" + this.bitrate + ", hasAudio="
+				+ this.hasAudio + ", hasVideo=" + this.hasVideo + ", audioSampleRate=" + this.audioSampleRate
+				+ ", audioDecoder=" + this.audioDecoder + ", videoDecoder=" + this.videoDecoder + ", videoWidth="
+				+ this.videoWidth + ", videoHeight=" + this.videoHeight + ", framerate=" + this.framerate + "}";
 	}
 
 }