Merge pull request #262 from rayacode/master

Adding Tune video attribute

jave-core/src/main/java/ws/schild/jave/Encoder.java

@@ -439,7 +439,9 @@ public void encode(
           new ValueArgument(ArgType.OUTFILE, "-crf",
               ea -> ea.getVideoAttributes().flatMap(VideoAttributes::getCrf).map(Object::toString)),
           new ValueArgument(ArgType.OUTFILE, "-preset",
-              ea -> ea.getVideoAttributes().flatMap(VideoAttributes::getPreset))
+              ea -> ea.getVideoAttributes().flatMap(VideoAttributes::getPreset)),
+	  new ValueArgument(ArgType.OUTFILE, "-tune",
+              ea -> ea.getVideoAttributes().flatMap(VideoAttributes::getTune).map(TuneEnum::getTuneName))    
         )
       );
 

jave-core/src/main/java/ws/schild/jave/encode/VideoAttributes.java

@@ -47,6 +47,7 @@ public class VideoAttributes implements Serializable {
    * direct stream copy.
    */
   private String codec = null;
+
   /** The the forced tag/fourcc value for the video stream. */
   private String tag = null;
   /**
@@ -89,7 +90,9 @@ public class VideoAttributes implements Serializable {
    * The downside is that it is less compatible with other applications.
    */
   private boolean faststart = false;
-
+
+  private TuneEnum tune = null;
+
   private X264_PROFILE x264Profile = null;
 
   /**
@@ -299,7 +302,18 @@ public String toString() {
         + quality
         + ")";
   }
-
+  /** @return the Tune value */
+  public Optional<TuneEnum> getTune() {
+    return Optional.ofNullable(tune);
+  }
+  /**
+   * @param TuneEnum the TuneEnum to set
+   * @return this instance
+   */
+  public VideoAttributes setTune(TuneEnum tune){
+    this.tune = tune;
+    return this;
+  }
   /** @return the x264Profile */
   public Optional<X264_PROFILE> getX264Profile() {
     return Optional.ofNullable(x264Profile);

jave-core/src/main/java/ws/schild/jave/encode/enums/TuneEnum.java

@@ -0,0 +1,20 @@
+public enum TuneEnum {
+    FILM("film"),//use for high quality movie content; lowers deblocking
+    ANIMATION("animation"),//good for cartoons; uses higher deblocking and more reference frames
+    GRAIN("grain"),//preserves the grain structure in old, grainy film material
+    STILLIMAGE("stillimage"),//good for slideshow-like content
+    FASTDECODE("fastdecode"),//allows faster decoding by disabling certain filters
+    ZEROLATENCY("zerolatency"),//good for fast encoding and low-latency streaming
+    PSNR("psnr"),//ignore this as it is only used for codec development
+    SSIM("ssim");//ignore this as it is only used for codec development
+
+    private final String tuneName;
+
+    TuneEnum(String tuneName) {
+        this.tuneName = tuneName;
+    }
+
+    public String getTuneName() {
+        return tuneName;
+    }
+}