chore: import upstream snapshot with attribution

2026-07-13 12:47:05 +08:00
commit 4f3b7da785
7394 changed files with 2005594 additions and 0 deletions
@@ -0,0 +1,81 @@
+/* ******************************************************************************
+ *
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Apache License, Version 2.0 which is available at
+ * https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ *  See the NOTICE file distributed with this work for additional
+ *  information regarding copyright ownership.
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ******************************************************************************/
+
+//
+//  @author raver119@gmail.com
+//
+
+#include <system/op_boilerplate.h>
+#if NOT_EXCLUDED(OP_adjust_saturation)
+
+#include <array/NDArrayFactory.h>
+#include <ops/declarable/headers/parity_ops.h>
+#include <ops/declarable/helpers/adjust_saturation.h>
+
+namespace sd {
+namespace ops {
+
+CONFIGURABLE_OP_IMPL(adjust_saturation, 1, 1, true, 0, 0) {
+  auto input = INPUT_VARIABLE(0);
+  auto output = OUTPUT_VARIABLE(0);
+
+  // just skip op if input is empty
+  if (input->isEmpty()) return Status::OK;
+
+  const int rank = input->rankOf();
+  const int arg_size = block.getIArguments()->size();
+  const int dimC = arg_size > 0 ? (INT_ARG(0) >= 0 ? INT_ARG(0) : INT_ARG(0) + rank) : rank - 1;
+
+  REQUIRE_TRUE(rank >= 3, 0, "ADJUST_SATURATION: op expects rank of input array to be >= 3, but got %i instead", rank);
+  if (arg_size > 0) {
+    REQUIRE_TRUE(dimC >= 0 && dimC < rank, 0, "Index of the Channel dimension out of range: %i not in [%i,%i) ",
+                 INT_ARG(0), -rank, rank);
+  }
+  REQUIRE_TRUE(input->sizeAt(dimC) == 3, 0,
+               "ADJUST_SATURATION: operation expects image with 3 channels (R, G, B), but got %i instead",
+               input->sizeAt(dimC));
+  REQUIRE_TRUE(block.numT() > 0 || block.width() > 1, 0, "ADJUST_SATURATION: scale factor is required !");
+
+  NDArray* factor = nullptr;
+
+  if (block.width() > 1)
+    factor = INPUT_VARIABLE(1);
+  else {
+    factor = new NDArray(output->dataType(), block.launchContext());
+#ifdef HAS_DOUBLE
+    factor->p(0, static_cast<double>(T_ARG(0)));
+#elif defined(HAS_FLOAT32)
+    factor->p(0, static_cast<float>(T_ARG(0)));
+#else
+#error "No floating-point type available for adjust_saturation operation"
+#endif
+  }
+
+  helpers::adjustSaturation(block.launchContext(), input, factor, output, dimC);
+
+  if (block.width() == 1) delete factor;
+
+  return Status::OK;
+}
+
+DECLARE_TYPES(adjust_saturation) { getOpDescriptor()->setAllowedInputTypes(ANY)->setSameMode(true); }
+
+}  // namespace ops
+}  // namespace sd
+
+#endif