GstLibrary加上錯誤狀態

app/src/main/java/com/ray650128/gstreamer_demo_app/GridVideoFragment.kt

@@ -91,11 +91,6 @@ class GridVideoFragment : Fragment(), GstCallback {
     }
 
     private fun initView() {
-        binding.baseView.setBackgroundColor(Color.rgb(
-            (0..255).random(),
-            (0..255).random(),
-            (0..255).random()
-        ))
         val maxRow = sqrt(splitMode.toFloat()).toInt()
         val maxCol = sqrt(splitMode.toFloat()).toInt()
 
@@ -199,8 +194,6 @@ class GridVideoFragment : Fragment(), GstCallback {
         Log.d("${TAG}_$mPageNum", "GstPlayer #$index: $message")
     }
 
-    override fun onMediaSizeChanged(gstInstance: GstLibrary, width: Int, height: Int) {}
-
     companion object {
         private val TAG = GridVideoFragment::class.java.simpleName
         private const val ARG_PAGE_NUM = "page_number"

app/src/main/res/layout/item_video_view.xml

@@ -22,7 +22,6 @@
         android:layout_width="0dp"
         android:layout_height="0dp"
         android:scaleType="fitXY"
-        android:visibility="gone"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"

gstreamer_player/src/com/hisharp/gstreamer_player/GstCallback.java

@@ -1,7 +1,6 @@
 package com.hisharp.gstreamer_player;
 
 public interface GstCallback {
-    public void onStatus(GstLibrary gstInstance, GstStatus gstStatus);
+    void onStatus(GstLibrary gstInstance, GstStatus gstStatus);
-    public void onMessage(GstLibrary gstInstance, String message);
+    void onMessage(GstLibrary gstInstance, String message);
-    public void onMediaSizeChanged (GstLibrary gstInstance, int width, int height);
 }

gstreamer_player/src/com/hisharp/gstreamer_player/GstLibrary.java

@@ -80,6 +80,8 @@ public class GstLibrary implements SurfaceHolder.Callback {
             gstCallback.onStatus(this, GstStatus.PAUSE);
         } else if (message.contains("State changed to PLAYING")) {
             gstCallback.onStatus(this, GstStatus.PLAYING);
+        } else if (message.contains("Could not open resource for reading and writing")) {
+            gstCallback.onStatus(this, GstStatus.ERROR);
         }
         gstCallback.onMessage(this, message);
     }
@@ -101,6 +103,17 @@ public class GstLibrary implements SurfaceHolder.Callback {
     // Called from native code
     private void setCurrentPosition(final int position, final int duration) {}
 
+    // Called from native code when the size of the media changes or is first detected.
+    // Inform the video surface about the new size and recalculate the layout.
+    private void onMediaSizeChanged (int width, int height) {
+        Log.i ("GStreamer", "Media size changed to " + width + "x" + height);
+        mainHandler.post(() -> {
+            surfaceView.media_width = width;
+            surfaceView.media_height = height;
+            surfaceView.requestLayout();
+        });
+    }
+
     static {
         System.loadLibrary("gstreamer_android");
         System.loadLibrary("gst_player");
@@ -122,16 +135,4 @@ public class GstLibrary implements SurfaceHolder.Callback {
         Log.d("GStreamer", "Surface destroyed");
         nativeSurfaceFinalize();
     }
-
-    // Called from native code when the size of the media changes or is first detected.
-    // Inform the video surface about the new size and recalculate the layout.
-    private void onMediaSizeChanged (int width, int height) {
-        Log.i ("GStreamer", "Media size changed to " + width + "x" + height);
-        mainHandler.post(() -> {
-            surfaceView.media_width = width;
-            surfaceView.media_height = height;
-            surfaceView.requestLayout();
-        });
-
-    }
 }

gstreamer_player/src/com/hisharp/gstreamer_player/GstStatus.java

@@ -3,5 +3,6 @@ package com.hisharp.gstreamer_player;
 public enum GstStatus {
     READY,
     PAUSE,
-    PLAYING
+    PLAYING,
+    ERROR
 }