Add m-esr52 at 52.6.0

1 files changed, 168 insertions, 0 deletions

diff --git a/gfx/tests/gtest/TestQcms.cpp b/gfx/tests/gtest/TestQcms.cpp
new file mode 100644
index 000000000..9a0cff019
--- /dev/null
+++ b/gfx/tests/gtest/TestQcms.cpp
@@ -0,0 +1,168 @@
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+#include "gtest/gtest.h"
+#include "gmock/gmock.h"
+
+#include "mozilla/ArrayUtils.h"
+#include "qcms.h"
+#include "transform_util.h"
+
+const size_t allGBSize = 1 * 256 * 256 * 4;
+static unsigned char* createAllGB() {
+  unsigned char* buff = (unsigned char*)malloc(allGBSize);
+  int pos = 0;
+  for (int r = 0; r < 1; r++) { // Skip all R values for speed
+    for (int g = 0; g < 256; g++) {
+      for (int b = 0; b < 256; b++) {
+        buff[pos * 4 + 0] = r;
+        buff[pos * 4 + 1] = g;
+        buff[pos * 4 + 2] = b;
+        buff[pos * 4 + 3] = 0x80;
+        pos++;
+      }
+    }
+  }
+
+  return buff;
+}
+
+TEST(GfxQcms, Identity) {
+  // XXX: This means that we can't have qcms v2 unit test
+  //      without changing the qcms API.
+  qcms_enable_iccv4();
+
+  qcms_profile* input_profile = qcms_profile_sRGB();
+  qcms_profile* output_profile = qcms_profile_sRGB();
+
+  EXPECT_FALSE(qcms_profile_is_bogus(input_profile));
+  EXPECT_FALSE(qcms_profile_is_bogus(output_profile));
+
+  const qcms_intent intent = QCMS_INTENT_DEFAULT;
+  qcms_data_type input_type = QCMS_DATA_RGBA_8;
+  qcms_data_type output_type = QCMS_DATA_RGBA_8;
+
+  qcms_transform* transform = qcms_transform_create(input_profile, input_type,
+                                                    output_profile, output_type,
+                                                    intent);
+
+  unsigned char *data_in = createAllGB();;
+  unsigned char *data_out = (unsigned char*)malloc(allGBSize);
+  qcms_transform_data(transform, data_in, data_out, allGBSize / 4);
+
+  qcms_profile_release(input_profile);
+  qcms_profile_release(output_profile);
+  qcms_transform_release(transform);
+
+  free(data_in);
+  free(data_out);
+}
+
+TEST(GfxQcms, LutInverseCrash) {
+  uint16_t lutTable1[] = {
+    0x0000, 0x0000, 0x0000, 0x8000, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+  };
+  uint16_t lutTable2[] = {
+    0xFFF0, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+    0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
+  };
+
+  // Crash/Assert test
+  lut_inverse_interp16((uint16_t)5, lutTable1, (int)mozilla::ArrayLength(lutTable1));
+  lut_inverse_interp16((uint16_t)5, lutTable2, (int)mozilla::ArrayLength(lutTable2));
+}
+
+TEST(GfxQcms, LutInverse) {
+  // mimic sRGB_v4_ICC mBA Output
+  //
+  //       XXXX
+  //      X
+  //     X
+  // XXXX
+  uint16_t value;
+  uint16_t lutTable[256];
+
+  for (int i = 0; i < 20; i++) {
+    lutTable[i] = 0;
+  }
+
+  for (int i = 20; i < 200; i++) {
+    lutTable[i] = (i - 20) * 0xFFFF / (200 - 20);
+  }
+
+  for (int i = 200; i < (int)mozilla::ArrayLength(lutTable); i++) {
+    lutTable[i] = 0xFFFF;
+  }
+
+  for (uint16_t i = 0; i < 65535; i++) {
+    lut_inverse_interp16(i, lutTable, (int)mozilla::ArrayLength(lutTable));
+  }
+
+  // Lookup the interesting points
+
+  value = lut_inverse_interp16(0, lutTable, (int)mozilla::ArrayLength(lutTable));
+  EXPECT_LE(value, 20 * 256);
+
+  value = lut_inverse_interp16(1, lutTable, (int)mozilla::ArrayLength(lutTable));
+  EXPECT_GT(value, 20 * 256);
+
+  value = lut_inverse_interp16(65535, lutTable, (int)mozilla::ArrayLength(lutTable));
+  EXPECT_LT(value, 201 * 256);
+}
+
+TEST(GfxQcms, LutInverseNonMonotonic) {
+  // Make sure we behave sanely for non monotic functions
+  //   X  X  X
+  //  X  X  X
+  // X  X  X
+  uint16_t lutTable[256];
+
+  for (int i = 0; i < 100; i++) {
+    lutTable[i] = (i - 0) * 0xFFFF / (100 - 0);
+  }
+
+  for (int i = 100; i < 200; i++) {
+    lutTable[i] = (i - 100) * 0xFFFF / (200 - 100);
+  }
+
+  for (int i = 200; i < 256; i++) {
+    lutTable[i] = (i - 200) * 0xFFFF / (256 - 200);
+  }
+
+  for (uint16_t i = 0; i < 65535; i++) {
+    lut_inverse_interp16(i, lutTable, (int)mozilla::ArrayLength(lutTable));
+  }
+
+  // Make sure we don't crash, hang or let sanitizers do their magic
+}