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Add SPX fix which works on all lengths

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Iwan Timmer
2014-01-10 18:06:19 +01:00
parent 92068b28fe
commit fadae8c9d7
1 changed files with 23 additions and 1 deletions
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24
src/com/limelight/binding/video/OmxDecoderRenderer.java
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@@ -4,7 +4,6 @@ import com.limelight.nvstream.av.ByteBufferDescriptor;
import com.limelight.nvstream.av.DecodeUnit;
import com.limelight.nvstream.av.video.VideoDecoderRenderer;
import java.nio.ByteBuffer;
import java.util.List;
/**
@@ -12,6 +11,8 @@ import java.util.List;
* @author Iwan Timmer
*/
public class OmxDecoderRenderer implements VideoDecoderRenderer {
private final static int BITSTREAM_RESTRICTIONS = (int) 0xF1832C00l;
@Override
public void setup(int width, int height, int redrawRate, Object renderTarget, int drFlags) {
@@ -42,6 +43,27 @@ public class OmxDecoderRenderer implements VideoDecoderRenderer {
public boolean submitDecodeUnit(DecodeUnit decodeUnit) {
boolean ok = true;
List<ByteBufferDescriptor> units = decodeUnit.getBufferList();
ByteBufferDescriptor header = units.get(0);
if (header.data[header.offset+4] == 0x67) {
byte last = header.data[header.length+header.offset-1];
//Start bit before stop bit
int shift = (Integer.numberOfLeadingZeros(last & - last) - 1)%8;
int bitstream_restriction = BITSTREAM_RESTRICTIONS >>> shift;
boolean twoBytes = shift==7;
int index = header.length + header.offset - (twoBytes?2:1);
header.data[index] = (byte) (((int) header.data[index] & 0xFF) | (bitstream_restriction >>> 24));
header.data[index+1] = (byte) ((twoBytes?((int) header.data[index+1] & 0xFF):0) | (bitstream_restriction >>> 16));
header.data[index+2] = (byte) (bitstream_restriction >>> 8);
header.length += twoBytes?1:2;
if (Integer.numberOfTrailingZeros(bitstream_restriction) < 8) {
header.data[index+3] = (byte) (bitstream_restriction);
header.length++;
}
}
for (int i=0;i<units.size();i++) {
ByteBufferDescriptor bbd = units.get(i);
if (ok)