()
| 1325 | // Releases the memory used by pixelBuffer either if the buffer hasn't been |
| 1326 | // used many times yet, or if the JVM is running low in free memory. |
| 1327 | protected void releasePixelBuffer() { |
| 1328 | double freeMB = Runtime.getRuntime().freeMemory() / 1E6; |
| 1329 | if (pixBufUpdateCount < MAX_UPDATES || freeMB < MIN_MEMORY) { |
| 1330 | pixelBuffer = null; |
| 1331 | } |
| 1332 | } |
| 1333 | |
| 1334 | |
| 1335 | // Releases the memory used by rgbaPixels either if the array hasn't been |