@Nullable
private static Value createScaledBitmap(
@NotNull EvaluationContextImpl context,
@NotNull ObjectReference bitmap,
@NotNull Dimension currentDimensions)
throws EvaluateException {
DebugProcessImpl debugProcess = context.getDebugProcess();
Method createScaledBitmapMethod =
DebuggerUtils.findMethod(
bitmap.referenceType(),
"createScaledBitmap",
"(Landroid/graphics/Bitmap;IIZ)Landroid/graphics/Bitmap;");
if (createScaledBitmapMethod == null) {
return null;
}
double s =
Math.max(currentDimensions.getHeight(), currentDimensions.getWidth()) / MAX_DIMENSION;
VirtualMachineProxyImpl vm = context.getDebugProcess().getVirtualMachineProxy();
Value dstWidth =
DebuggerUtilsEx.createValue(vm, "int", (int) (currentDimensions.getWidth() / s));
Value dstHeight =
DebuggerUtilsEx.createValue(vm, "int", (int) (currentDimensions.getHeight() / s));
Value filter = DebuggerUtilsEx.createValue(vm, "boolean", Boolean.FALSE);
return debugProcess.invokeMethod(
context,
bitmap,
createScaledBitmapMethod,
Arrays.asList(bitmap, dstWidth, dstHeight, filter));
}
@Nullable
private static Value getBitmapConfig(EvaluationContextImpl context, ObjectReference bitmap)
throws EvaluateException {
DebugProcessImpl debugProcess = context.getDebugProcess();
Method getConfig =
DebuggerUtils.findMethod(
bitmap.referenceType(), "getConfig", "()Landroid/graphics/Bitmap$Config;");
if (getConfig == null) {
return null;
}
return debugProcess.invokeMethod(context, bitmap, getConfig, Collections.emptyList());
}
@Nullable
private static List<Value> copyToBuffer(
EvaluationContextImpl evaluationContext, ObjectReference bitmap, Dimension size)
throws EvaluateException {
DebugProcessImpl debugProcess = evaluationContext.getDebugProcess();
VirtualMachineProxyImpl virtualMachineProxy = debugProcess.getVirtualMachineProxy();
List<ReferenceType> classes = virtualMachineProxy.classesByName("byte[]");
if (classes.size() != 1 || !(classes.get(0) instanceof ArrayType)) {
return null;
}
ArrayType byteArrayType = (ArrayType) classes.get(0);
classes = virtualMachineProxy.classesByName("java.nio.ByteBuffer");
if (classes.size() != 1 || !(classes.get(0) instanceof ClassType)) {
return null;
}
ClassType byteBufferType = (ClassType) classes.get(0);
Method wrapMethod =
DebuggerUtils.findMethod(byteBufferType, "wrap", "([B)Ljava/nio/ByteBuffer;");
if (wrapMethod == null) {
return null;
}
ArrayReference byteArray = byteArrayType.newInstance(size.width * size.height * 4);
Value byteBufferRef =
debugProcess.invokeMethod(
evaluationContext, byteBufferType, wrapMethod, ImmutableList.of(byteArray));
Method copyToBufferMethod =
DebuggerUtils.findMethod(
bitmap.referenceType(), "copyPixelsToBuffer", "(Ljava/nio/Buffer;)V");
if (copyToBufferMethod == null) {
return null;
}
debugProcess.invokeMethod(
evaluationContext, bitmap, copyToBufferMethod, ImmutableList.of(byteBufferRef));
return byteArray.getValues();
}