Support new native API to get deinterlace status

Author: caprica

src/main/java/uk/co/caprica/vlcj/player/base/DeinterlaceResult.java

@@ -0,0 +1,31 @@
+/*
+ * This file is part of VLCJ.
+ *
+ * VLCJ is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * VLCJ is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with VLCJ.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Copyright 2009-2025 Caprica Software Limited.
+ */
+
+package uk.co.caprica.vlcj.player.base;
+
+public final class DeinterlaceResult {
+
+    public final DeinterlaceStatus status;
+    public final DeinterlaceMode mode;
+
+    public DeinterlaceResult(DeinterlaceStatus status, DeinterlaceMode mode) {
+        this.status = status;
+        this.mode = mode;
+    }
+}

src/main/java/uk/co/caprica/vlcj/player/base/DeinterlaceStatus.java

@@ -0,0 +1,80 @@
+/*
+ * This file is part of VLCJ.
+ *
+ * VLCJ is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * VLCJ is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with VLCJ.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Copyright 2009-2025 Caprica Software Limited.
+ */
+
+package uk.co.caprica.vlcj.player.base;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Enumeration of deinterlace statuses.
+ */
+public enum DeinterlaceStatus {
+
+    /**
+     * Automatically selected.
+     */
+    AUTOMATIC(-1),
+
+    /**
+     * Forced disabled.
+     */
+    DISABLED(0),
+
+    /**
+     * Forced enabled.
+     */
+    ENABLED(1);
+
+    private static final Map<Integer, DeinterlaceStatus> INT_MAP = new HashMap<Integer, DeinterlaceStatus>();
+
+    static {
+        for (DeinterlaceStatus value : DeinterlaceStatus.values()) {
+            INT_MAP.put(value.status, value);
+        }
+    }
+
+    public static DeinterlaceStatus deinterlaceStatus(int intValue) {
+        return INT_MAP.get(intValue);
+    }
+
+    /**
+     * Native mode value.
+     */
+    private final int status;
+
+    /**
+     * Create an enumerated value.
+     *
+     * @param status native status value
+     */
+    DeinterlaceStatus(int status) {
+        this.status = status;
+    }
+
+    /**
+     * Get the native mode value.
+     *
+     * @return mode value
+     */
+    public final int intValue() {
+        return status;
+    }
+
+}

src/main/java/uk/co/caprica/vlcj/player/base/VideoApi.java

@@ -20,6 +20,7 @@
 package uk.co.caprica.vlcj.player.base;
 
 import com.sun.jna.ptr.IntByReference;
+import com.sun.jna.ptr.PointerByReference;
 import uk.co.caprica.vlcj.binding.internal.libvlc_video_adjust_option_t;
 import uk.co.caprica.vlcj.binding.internal.libvlc_video_viewpoint_t;
 import uk.co.caprica.vlcj.binding.support.strings.NativeString;
@@ -33,6 +34,7 @@
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_get_adjust_int;
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_get_aspect_ratio;
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_get_cursor;
+import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_get_deinterlace;
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_get_display_fit;
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_get_scale;
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_get_size;
@@ -51,6 +53,8 @@
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_set_video_stereo_mode;
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_unset_projection_mode;
 import static uk.co.caprica.vlcj.binding.lib.LibVlc.libvlc_video_update_viewpoint;
+import static uk.co.caprica.vlcj.player.base.DeinterlaceMode.deinterlaceMode;
+import static uk.co.caprica.vlcj.player.base.DeinterlaceStatus.deinterlaceStatus;
 import static uk.co.caprica.vlcj.player.base.VideoFitMode.videoFitMode;
 import static uk.co.caprica.vlcj.player.base.VideoStereoMode.videoStereoMode;
 
@@ -63,6 +67,20 @@ public final class VideoApi extends BaseApi {
         super(mediaPlayer);
     }
 
+    /**
+     * Get the de-interlace mode status.
+     *
+     * @return de-interlace status and mode
+     */
+    public DeinterlaceResult getDeinterlace() {
+        PointerByReference modePointer = new PointerByReference();
+        int statusValue = libvlc_video_get_deinterlace(mediaPlayerInstance, modePointer);
+        String modeValue = NativeString.copyAndFreeNativeString(modePointer.getValue());
+        DeinterlaceStatus status = deinterlaceStatus(statusValue);
+        DeinterlaceMode mode = deinterlaceMode(modeValue);
+        return new DeinterlaceResult(status, mode);
+    }
+
     /**
      * Set the de-interlace filter to use.
      *