public byte[] decodeBMPToYUV422(Bitmap bmp) {
int width = bmp.getWidth();
int height = bmp.getHeight();
boolean needUpdateAllocation = false;
if (mOriginHeight2 != height || mOriginWidth2 != width) {
mOriginWidth2 = width;
mOriginHeight2 = height;
needUpdateAllocation = true;
}
Type.Builder tbIn = new Type.Builder(mRS, Element.RGBA_8888(mRS));
tbIn.setX(width).setY(height);
// tbIn.setX(nv21.length);
Type.Builder tbOut = new Type.Builder(mRS, Element.U8(mRS));
tbOut.setX(width * height + width * height / 2);
// if(mInAlloc2==null){
// mInAlloc2=Allocation.createTyped(mRS, tbIn.create(),Allocation.USAGE_SCRIPT);
// }
if (mOutAlloc2 == null || needUpdateAllocation) {
mOutAlloc2 = Allocation.createTyped(mRS, tbOut.create(), Allocation.USAGE_SCRIPT);
}
mInAlloc2 = Allocation.createFromBitmap(mRS, bmp);
mScript.bind_bmpInput(mInAlloc2);
mScript.bind_yuvOutput(mOutAlloc2);
//
// mScript.bind_input(mInAlloc2);
// mScript.bind_output(mOutAlloc2);
mScript.set_mImageWidth(width);
mScript.set_mImageHeight(height);
int[] indexBuffer = new int[height];
for (int i = 0; i < indexBuffer.length; i++) {
indexBuffer[i] = i;
}
Type.Builder tbIndex = new Type.Builder(mRS, Element.I32(mRS));
tbIndex.setX(indexBuffer.length);
if (mIndexAlloc2 == null || needUpdateAllocation) {
mIndexAlloc2 = Allocation.createTyped(mRS, tbIndex.create());
mOriginHeight2 = height;
}
mIndexAlloc2.copyFrom(indexBuffer);
mScript.forEach_process_jpg2yuv(mIndexAlloc2);
if (mOutput2 == null || needUpdateAllocation) {
mOutputLength2 = width * height + width * height / 2;
mOutput2 = new byte[mOutputLength2];
}
mOutAlloc2.copyTo(mOutput2);
return mOutput2;
}
public void destroy() {
if (mIndexAlloc != null) {
mIndexAlloc.destroy();
mIndexAlloc = null;
}
if (mInAlloc != null) {
mInAlloc.destroy();
mInAlloc = null;
}
if (mOutAlloc != null) {
mOutAlloc.destroy();
mOutAlloc = null;
}
if (mIndexAlloc2 != null) {
mIndexAlloc2.destroy();
mIndexAlloc2 = null;
}
if (mInAlloc2 != null) {
mInAlloc2.destroy();
mInAlloc2 = null;
}
if (mOutAlloc2 != null) {
mOutAlloc2.destroy();
mOutAlloc2 = null;
}
if (mScript != null) {
mScript.destroy();
mScript = null;
}
if (mRS != null) {
mRS.destroy();
mRS = null;
}
mOutput = null;
mOutputLength = -1;
mOutput2 = null;
mOutputLength2 = -1;
}
public byte[] decodeNV21ToRGB888(byte[] nv21, int width, int height, int degree) {
Type.Builder tbIn = new Type.Builder(mRS, Element.U8(mRS));
tbIn.setX(nv21.length);
Type.Builder tbOut = new Type.Builder(mRS, Element.U8(mRS));
tbOut.setX(width * height * 4);
if (mInAlloc == null) {
mInAlloc = Allocation.createTyped(mRS, tbIn.create());
}
if (mOutAlloc == null) {
mOutAlloc = Allocation.createTyped(mRS, tbOut.create());
}
mInAlloc.copyFrom(nv21);
mScript.bind_input(mInAlloc);
mScript.bind_output(mOutAlloc);
mScript.set_rotateDegree(degree);
mScript.set_mImageWidth(width);
mScript.set_mImageHeight(height);
int[] indexBuffer = new int[height];
for (int i = 0; i < indexBuffer.length; i++) {
indexBuffer[i] = i;
}
Type.Builder tbIndex = new Type.Builder(mRS, Element.I32(mRS));
tbIndex.setX(indexBuffer.length);
if (mIndexAlloc == null) {
mIndexAlloc = Allocation.createTyped(mRS, tbIndex.create());
}
mIndexAlloc.copyFrom(indexBuffer);
mScript.forEach_process(mIndexAlloc);
if (mOutput == null || mOutputLength == -1) {
mOutputLength = width * height * 4;
mOutput = new byte[mOutputLength];
}
mOutAlloc.copyTo(mOutput);
return mOutput;
}
