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Revision 57dc1301

Added by Leszek Koltunski over 8 years ago

Implement SAVE_PNG

View differences:

src/main/java/org/distorted/library/EffectMessage.java
28 28
 * If then the end effect is equal to the effect's zero point, then immediately after this message you 
29 29
 * will also get a EFFECT_REMOVED message.
30 30
 */
31
  EFFECT_FINISHED;
31
  EFFECT_FINISHED,
32

  
33
  /**
34
 * The effect has failed to properly execute.
35
 * <p>
36
 * Currently only OTHER effects (saving to PNG file and to a MP4 movie) can fail.
37
 */
38
  EFFECT_FAILED;
32 39
  }
33 40

  
34 41
///////////////////////////////////////////////////////////////////////////////////////////////////
src/main/java/org/distorted/library/EffectQueueOther.java
2 2

  
3 3
///////////////////////////////////////////////////////////////////////////////////////////////////
4 4

  
5
import android.graphics.Bitmap;
6
import android.opengl.GLES20;
7

  
8
import java.io.BufferedOutputStream;
9
import java.io.FileOutputStream;
10
import java.io.IOException;
11
import java.nio.ByteBuffer;
12
import java.nio.ByteOrder;
13

  
5 14
class EffectQueueOther extends EffectQueue
6 15
  {
7 16
  private static final int NUM_UNIFORMS = 0;
......
28 37
    }
29 38

  
30 39
///////////////////////////////////////////////////////////////////////////////////////////////////
40
// runs on the graphics thread
31 41

  
32 42
  synchronized void send()
33 43
    {
......
35 45
      {
36 46
      if (mType[i] == EffectNames.SAVE_PNG.ordinal() )
37 47
        {
38
        // TODO: Implement SAVE_PNG HERE
48
        ByteBuffer buf = ByteBuffer.allocateDirect( (int)(mObjHalfX * mObjHalfY * 16) );
49
        buf.order(ByteOrder.LITTLE_ENDIAN);
50
        GLES20.glReadPixels(0, 0, (int)(2*mObjHalfX), (int)(2*mObjHalfY) , GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, buf);
51

  
52
        buf.rewind();
53

  
54
        BufferedOutputStream bos = null;
55

  
56
        try
57
          {
58
          bos = new BufferedOutputStream(new FileOutputStream(mFilename[i]));
59
          Bitmap bmp = Bitmap.createBitmap( (int)(2*mObjHalfX), (int)(2*mObjHalfY), Bitmap.Config.ARGB_8888);
60
          bmp.copyPixelsFromBuffer(buf);
61
          bmp.compress(Bitmap.CompressFormat.PNG, 90, bos);
62
          bmp.recycle();
63

  
64
          for(int j=0; j<mNumListeners; j++)
65
            EffectMessageSender.newMessage( mListeners.elementAt(j),
66
                                            EffectMessage.EFFECT_FINISHED,
67
                                           (mID[i]<<EffectTypes.LENGTH)+EffectTypes.OTHER.type,
68
                                            mType[i],
69
                                            mBitmapID);
70
          }
71
        catch(Exception e)
72
          {
73
          for(int j=0; j<mNumListeners; j++)
74
            EffectMessageSender.newMessage( mListeners.elementAt(j),
75
                                            EffectMessage.EFFECT_FAILED,
76
                                           (mID[i]<<EffectTypes.LENGTH)+EffectTypes.OTHER.type,
77
                                            mType[i],
78
                                            mBitmapID);
79
          }
80
        finally
81
          {
82
          if (bos != null)
83
            {
84
            try {bos.close();}
85
            catch(IOException io ) {}
86
            }
87
          }
88

  
89
        remove(i);
90
        i--;
91
        continue;
39 92
        }
40 93
      else if (mType[i] == EffectNames.SAVE_MP4.ordinal() )
41 94
        {

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