Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 101 insertions, 0 deletions

diff --git a/third_party/jpeg-xl/lib/jxl/render_pipeline/test_render_pipeline_stages.h b/third_party/jpeg-xl/lib/jxl/render_pipeline/test_render_pipeline_stages.h
new file mode 100644
index 0000000000..789a52f8b2
--- /dev/null
+++ b/third_party/jpeg-xl/lib/jxl/render_pipeline/test_render_pipeline_stages.h
@@ -0,0 +1,101 @@
+// Copyright (c) the JPEG XL Project Authors. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#include <math.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#include <algorithm>
+#include <utility>
+#include <vector>
+
+#include "lib/jxl/render_pipeline/render_pipeline_stage.h"
+
+namespace jxl {
+
+class UpsampleXSlowStage : public RenderPipelineStage {
+ public:
+  UpsampleXSlowStage()
+      : RenderPipelineStage(RenderPipelineStage::Settings::ShiftX(1, 1)) {}
+
+  void ProcessRow(const RowInfo& input_rows, const RowInfo& output_rows,
+                  size_t xextra, size_t xsize, size_t xpos, size_t ypos,
+                  size_t thread_id) const final {
+    for (size_t c = 0; c < input_rows.size(); c++) {
+      const float* row = GetInputRow(input_rows, c, 0);
+      float* row_out = GetOutputRow(output_rows, c, 0);
+      for (int64_t x = -xextra; x < (int64_t)(xsize + xextra); x++) {
+        float xp = *(row + x - 1);
+        float xc = *(row + x);
+        float xn = *(row + x + 1);
+        float xout0 = xp * 0.25f + xc * 0.75f;
+        float xout1 = xc * 0.75f + xn * 0.25f;
+        *(row_out + 2 * x + 0) = xout0;
+        *(row_out + 2 * x + 1) = xout1;
+      }
+    }
+  }
+
+  const char* GetName() const override { return "TEST::UpsampleXSlowStage"; }
+
+  RenderPipelineChannelMode GetChannelMode(size_t c) const final {
+    return RenderPipelineChannelMode::kInOut;
+  }
+};
+
+class UpsampleYSlowStage : public RenderPipelineStage {
+ public:
+  UpsampleYSlowStage()
+      : RenderPipelineStage(RenderPipelineStage::Settings::ShiftY(1, 1)) {}
+
+  void ProcessRow(const RowInfo& input_rows, const RowInfo& output_rows,
+                  size_t xextra, size_t xsize, size_t xpos, size_t ypos,
+                  size_t thread_id) const final {
+    for (size_t c = 0; c < input_rows.size(); c++) {
+      const float* rowp = GetInputRow(input_rows, c, -1);
+      const float* rowc = GetInputRow(input_rows, c, 0);
+      const float* rown = GetInputRow(input_rows, c, 1);
+      float* row_out0 = GetOutputRow(output_rows, c, 0);
+      float* row_out1 = GetOutputRow(output_rows, c, 1);
+      for (int64_t x = -xextra; x < (int64_t)(xsize + xextra); x++) {
+        float xp = *(rowp + x);
+        float xc = *(rowc + x);
+        float xn = *(rown + x);
+        float yout0 = xp * 0.25f + xc * 0.75f;
+        float yout1 = xc * 0.75f + xn * 0.25f;
+        *(row_out0 + x) = yout0;
+        *(row_out1 + x) = yout1;
+      }
+    }
+  }
+
+  RenderPipelineChannelMode GetChannelMode(size_t c) const final {
+    return RenderPipelineChannelMode::kInOut;
+  }
+
+  const char* GetName() const override { return "TEST::UpsampleYSlowStage"; }
+};
+
+class Check0FinalStage : public RenderPipelineStage {
+ public:
+  Check0FinalStage() : RenderPipelineStage(RenderPipelineStage::Settings()) {}
+
+  void ProcessRow(const RowInfo& input_rows, const RowInfo& output_rows,
+                  size_t xextra, size_t xsize, size_t xpos, size_t ypos,
+                  size_t thread_id) const final {
+    for (size_t c = 0; c < input_rows.size(); c++) {
+      for (size_t x = 0; x < xsize; x++) {
+        JXL_CHECK(fabsf(GetInputRow(input_rows, c, 0)[x]) < 1e-8);
+      }
+    }
+  }
+
+  RenderPipelineChannelMode GetChannelMode(size_t c) const final {
+    return RenderPipelineChannelMode::kInput;
+  }
+  const char* GetName() const override { return "TEST::Check0FinalStage"; }
+};
+
+}  // namespace jxl