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Enable creating mediapipe image c++ packet directly from an Android media image object when its format is RGBA_8888.

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PiperOrigin-RevId: 496923491
This commit is contained in:
Jiuqiang Tang 2022-12-21 08:06:20 -08:00 committed by Copybara-Service
parent 1341720d6d
commit 714a6e555b
1 changed files with 14 additions and 1 deletions
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15
mediapipe/java/com/google/mediapipe/framework/AndroidPacketCreator.java
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@ -15,10 +15,13 @@
package com.google.mediapipe.framework;
import android.graphics.Bitmap;
import android.graphics.PixelFormat;
import android.media.Image;
import com.google.mediapipe.framework.image.BitmapExtractor;
import com.google.mediapipe.framework.image.ByteBufferExtractor;
import com.google.mediapipe.framework.image.MPImage;
import com.google.mediapipe.framework.image.MPImageProperties;
import com.google.mediapipe.framework.image.MediaImageExtractor;
import java.nio.ByteBuffer;
// TODO: use Preconditions in this file.
@ -97,7 +100,17 @@ public class AndroidPacketCreator extends PacketCreator {
}
return Packet.create(nativeCreateRgbaImage(mediapipeGraph.getNativeHandle(), bitmap));
}
if (properties.getStorageType() == MPImage.STORAGE_TYPE_MEDIA_IMAGE) {
Image mediaImage = MediaImageExtractor.extract(image);
if (mediaImage.getFormat() != PixelFormat.RGBA_8888) {
throw new UnsupportedOperationException("Android media image must use RGBA_8888 config.");
}
return createImage(
mediaImage.getPlanes()[0].getBuffer(),
mediaImage.getWidth(),
mediaImage.getHeight(),
/* numChannels= */ 4);
}
// Unsupported type.
throw new UnsupportedOperationException(
"Unsupported Image container type: " + properties.getStorageType());