copy result bitmap before invoke callback

Author: am3n

app/src/main/java/ir/am3n/rtsp.client.demo/LiveFragment.kt

@@ -1,7 +1,7 @@
 package ir.am3n.rtsp.client.demo
 
 import android.annotation.SuppressLint
-import android.graphics.Bitmap
+import android.graphics.*
 import android.media.Image
 import android.os.Bundle
 import android.text.Editable
@@ -74,7 +74,9 @@ class LiveFragment : Fragment() {
         }
 
         override fun onVideoFrameReceived(image: Image?, bitmap: Bitmap?) {
-
+            binding.img.run {
+                post { setImageBitmap(bitmap?.removeTimestamp()) }
+            }
         }
 
         override fun onAudioSampleReceived(frame: Frame?) {
@@ -172,4 +174,11 @@ class LiveFragment : Fragment() {
         liveViewModel.saveParams(requireContext())
     }
 
+    private fun Bitmap.removeTimestamp(): Bitmap {
+        Canvas(this).apply {
+            drawRect(Rect(19, 12, 444, 40), Paint().apply { color = Color.LTGRAY })
+        }
+        return this
+    }
+
 }

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

@@ -94,4 +94,11 @@
 
     </FrameLayout>
 
+    <ImageView
+        android:id="@+id/img"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        tools:ignore="ContentDescription" />
+
 </RelativeLayout>

rtsp-client/src/main/java/ir/am3n/rtsp/client/codec/VideoDecoder.kt

@@ -1,5 +1,6 @@
 package ir.am3n.rtsp.client.codec
 
+import android.graphics.Bitmap
 import android.graphics.Rect
 import android.media.MediaCodec
 import android.media.MediaFormat
@@ -159,7 +160,10 @@ internal class VideoDecoder(
                 null
             }
 
-            clientListener.onRtspVideoFrameReceived(decoder.getOutputImage(index), bitmap)
+            clientListener.onRtspVideoFrameReceived(
+                decoder.getOutputImage(index),
+                bitmap?.copy(Bitmap.Config.RGB_565, true)
+            )
 
             if (bitmap != null) {
                 surfaceView?.post {