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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "gtest/gtest.h"
#include "mozilla/gfx/2D.h"
#include "Common.h"
#include "Decoder.h"
#include "DecoderFactory.h"
#include "SourceBuffer.h"
#include "SurfaceFilters.h"
#include "SurfacePipe.h"
using namespace mozilla;
using namespace mozilla::gfx;
using namespace mozilla::image;
template <typename Func>
void WithDeinterlacingFilter(const IntSize& aSize, bool aProgressiveDisplay,
Func aFunc) {
RefPtr<image::Decoder> decoder = CreateTrivialDecoder();
ASSERT_TRUE(bool(decoder));
WithFilterPipeline(
decoder, std::forward<Func>(aFunc),
DeinterlacingConfig<uint32_t>{aProgressiveDisplay},
SurfaceConfig{decoder, aSize, SurfaceFormat::OS_RGBA, false});
}
void AssertConfiguringDeinterlacingFilterFails(const IntSize& aSize) {
RefPtr<image::Decoder> decoder = CreateTrivialDecoder();
ASSERT_TRUE(decoder != nullptr);
AssertConfiguringPipelineFails(
decoder, DeinterlacingConfig<uint32_t>{/* mProgressiveDisplay = */ true},
SurfaceConfig{decoder, aSize, SurfaceFormat::OS_RGBA, false});
}
class ImageDeinterlacingFilter : public ::testing::Test {
protected:
AutoInitializeImageLib mInit;
};
TEST_F(ImageDeinterlacingFilter, WritePixels100_100) {
WithDeinterlacingFilter(
IntSize(100, 100), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
CheckWritePixels(aDecoder, aFilter,
/* aOutputRect = */ Some(IntRect(0, 0, 100, 100)),
/* aInputRect = */ Some(IntRect(0, 0, 100, 100)));
});
}
TEST_F(ImageDeinterlacingFilter, WritePixels99_99) {
WithDeinterlacingFilter(IntSize(99, 99), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
CheckWritePixels(
aDecoder, aFilter,
/* aOutputRect = */ Some(IntRect(0, 0, 99, 99)),
/* aInputRect = */ Some(IntRect(0, 0, 99, 99)));
});
}
TEST_F(ImageDeinterlacingFilter, WritePixels8_8) {
WithDeinterlacingFilter(IntSize(8, 8), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
CheckWritePixels(
aDecoder, aFilter,
/* aOutputRect = */ Some(IntRect(0, 0, 8, 8)),
/* aInputRect = */ Some(IntRect(0, 0, 8, 8)));
});
}
TEST_F(ImageDeinterlacingFilter, WritePixels7_7) {
WithDeinterlacingFilter(IntSize(7, 7), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
CheckWritePixels(
aDecoder, aFilter,
/* aOutputRect = */ Some(IntRect(0, 0, 7, 7)),
/* aInputRect = */ Some(IntRect(0, 0, 7, 7)));
});
}
TEST_F(ImageDeinterlacingFilter, WritePixels3_3) {
WithDeinterlacingFilter(IntSize(3, 3), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
CheckWritePixels(
aDecoder, aFilter,
/* aOutputRect = */ Some(IntRect(0, 0, 3, 3)),
/* aInputRect = */ Some(IntRect(0, 0, 3, 3)));
});
}
TEST_F(ImageDeinterlacingFilter, WritePixels1_1) {
WithDeinterlacingFilter(IntSize(1, 1), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
CheckWritePixels(
aDecoder, aFilter,
/* aOutputRect = */ Some(IntRect(0, 0, 1, 1)),
/* aInputRect = */ Some(IntRect(0, 0, 1, 1)));
});
}
TEST_F(ImageDeinterlacingFilter, WritePixelsNonProgressiveOutput51_52) {
WithDeinterlacingFilter(
IntSize(51, 52), /* aProgressiveDisplay = */ false,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
// Fill the image. The output should be green for even rows and red for
// odd rows but we need to write the rows in the order that the
// deinterlacer expects them.
uint32_t count = 0;
auto result = aFilter->WritePixels<uint32_t>([&]() {
uint32_t row = count / 51; // Integer division.
++count;
// Note that we use a switch statement here, even though it's quite
// verbose, because it's useful to have the mappings between input and
// output rows available when debugging these tests.
switch (row) {
// First pass. Output rows are positioned at 8n + 0.
case 0: // Output row 0.
case 1: // Output row 8.
case 2: // Output row 16.
case 3: // Output row 24.
case 4: // Output row 32.
case 5: // Output row 40.
case 6: // Output row 48.
return AsVariant(BGRAColor::Green().AsPixel());
// Second pass. Rows are positioned at 8n + 4.
case 7: // Output row 4.
case 8: // Output row 12.
case 9: // Output row 20.
case 10: // Output row 28.
case 11: // Output row 36.
case 12: // Output row 44.
return AsVariant(BGRAColor::Green().AsPixel());
// Third pass. Rows are positioned at 4n + 2.
case 13: // Output row 2.
case 14: // Output row 6.
case 15: // Output row 10.
case 16: // Output row 14.
case 17: // Output row 18.
case 18: // Output row 22.
case 19: // Output row 26.
case 20: // Output row 30.
case 21: // Output row 34.
case 22: // Output row 38.
case 23: // Output row 42.
case 24: // Output row 46.
case 25: // Output row 50.
return AsVariant(BGRAColor::Green().AsPixel());
// Fourth pass. Rows are positioned at 2n + 1.
case 26: // Output row 1.
case 27: // Output row 3.
case 28: // Output row 5.
case 29: // Output row 7.
case 30: // Output row 9.
case 31: // Output row 11.
case 32: // Output row 13.
case 33: // Output row 15.
case 34: // Output row 17.
case 35: // Output row 19.
case 36: // Output row 21.
case 37: // Output row 23.
case 38: // Output row 25.
case 39: // Output row 27.
case 40: // Output row 29.
case 41: // Output row 31.
case 42: // Output row 33.
case 43: // Output row 35.
case 44: // Output row 37.
case 45: // Output row 39.
case 46: // Output row 41.
case 47: // Output row 43.
case 48: // Output row 45.
case 49: // Output row 47.
case 50: // Output row 49.
case 51: // Output row 51.
return AsVariant(BGRAColor::Red().AsPixel());
default:
MOZ_CRASH("Unexpected row");
}
});
EXPECT_EQ(WriteState::FINISHED, result);
EXPECT_EQ(51u * 52u, count);
AssertCorrectPipelineFinalState(aFilter, IntRect(0, 0, 51, 52),
IntRect(0, 0, 51, 52));
// Check that the generated image is correct. As mentioned above, we
// expect even rows to be green and odd rows to be red.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
for (uint32_t row = 0; row < 52; ++row) {
EXPECT_TRUE(RowsAreSolidColor(
surface, row, 1,
row % 2 == 0 ? BGRAColor::Green() : BGRAColor::Red()));
}
});
}
TEST_F(ImageDeinterlacingFilter, WritePixelsOutput20_20) {
WithDeinterlacingFilter(
IntSize(20, 20), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
// Fill the image. The output should be green for even rows and red for
// odd rows but we need to write the rows in the order that the
// deinterlacer expects them.
uint32_t count = 0;
auto result = aFilter->WritePixels<uint32_t>([&]() {
uint32_t row = count / 20; // Integer division.
++count;
// Note that we use a switch statement here, even though it's quite
// verbose, because it's useful to have the mappings between input and
// output rows available when debugging these tests.
switch (row) {
// First pass. Output rows are positioned at 8n + 0.
case 0: // Output row 0.
case 1: // Output row 8.
case 2: // Output row 16.
return AsVariant(BGRAColor::Green().AsPixel());
// Second pass. Rows are positioned at 8n + 4.
case 3: // Output row 4.
case 4: // Output row 12.
return AsVariant(BGRAColor::Green().AsPixel());
// Third pass. Rows are positioned at 4n + 2.
case 5: // Output row 2.
case 6: // Output row 6.
case 7: // Output row 10.
case 8: // Output row 14.
case 9: // Output row 18.
return AsVariant(BGRAColor::Green().AsPixel());
// Fourth pass. Rows are positioned at 2n + 1.
case 10: // Output row 1.
case 11: // Output row 3.
case 12: // Output row 5.
case 13: // Output row 7.
case 14: // Output row 9.
case 15: // Output row 11.
case 16: // Output row 13.
case 17: // Output row 15.
case 18: // Output row 17.
case 19: // Output row 19.
return AsVariant(BGRAColor::Red().AsPixel());
default:
MOZ_CRASH("Unexpected row");
}
});
EXPECT_EQ(WriteState::FINISHED, result);
EXPECT_EQ(20u * 20u, count);
AssertCorrectPipelineFinalState(aFilter, IntRect(0, 0, 20, 20),
IntRect(0, 0, 20, 20));
// Check that the generated image is correct. As mentioned above, we
// expect even rows to be green and odd rows to be red.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
for (uint32_t row = 0; row < 20; ++row) {
EXPECT_TRUE(RowsAreSolidColor(
surface, row, 1,
row % 2 == 0 ? BGRAColor::Green() : BGRAColor::Red()));
}
});
}
TEST_F(ImageDeinterlacingFilter, WritePixelsOutput7_7) {
WithDeinterlacingFilter(
IntSize(7, 7), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
// Fill the image. The output should be a repeating pattern of two green
// rows followed by two red rows but we need to write the rows in the
// order that the deinterlacer expects them.
uint32_t count = 0;
auto result = aFilter->WritePixels<uint32_t>([&]() {
uint32_t row = count / 7; // Integer division.
++count;
switch (row) {
// First pass. Output rows are positioned at 8n + 0.
case 0: // Output row 0.
return AsVariant(BGRAColor::Green().AsPixel());
// Second pass. Rows are positioned at 8n + 4.
case 1: // Output row 4.
return AsVariant(BGRAColor::Green().AsPixel());
// Third pass. Rows are positioned at 4n + 2.
case 2: // Output row 2.
case 3: // Output row 6.
return AsVariant(BGRAColor::Red().AsPixel());
// Fourth pass. Rows are positioned at 2n + 1.
case 4: // Output row 1.
return AsVariant(BGRAColor::Green().AsPixel());
case 5: // Output row 3.
return AsVariant(BGRAColor::Red().AsPixel());
case 6: // Output row 5.
return AsVariant(BGRAColor::Green().AsPixel());
default:
MOZ_CRASH("Unexpected row");
}
});
EXPECT_EQ(WriteState::FINISHED, result);
EXPECT_EQ(7u * 7u, count);
AssertCorrectPipelineFinalState(aFilter, IntRect(0, 0, 7, 7),
IntRect(0, 0, 7, 7));
// Check that the generated image is correct. As mentioned above, we
// expect two green rows, followed by two red rows, then two green rows,
// etc.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
for (uint32_t row = 0; row < 7; ++row) {
BGRAColor color = row == 0 || row == 1 || row == 4 || row == 5
? BGRAColor::Green()
: BGRAColor::Red();
EXPECT_TRUE(RowsAreSolidColor(surface, row, 1, color));
}
});
}
TEST_F(ImageDeinterlacingFilter, WritePixelsOutput3_3) {
WithDeinterlacingFilter(
IntSize(3, 3), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
// Fill the image. The output should be green, red, green in that order,
// but we need to write the rows in the order that the deinterlacer
// expects them.
uint32_t count = 0;
auto result = aFilter->WritePixels<uint32_t>([&]() {
uint32_t row = count / 3; // Integer division.
++count;
switch (row) {
// First pass. Output rows are positioned at 8n + 0.
case 0: // Output row 0.
return AsVariant(BGRAColor::Green().AsPixel());
// Second pass. Rows are positioned at 8n + 4.
// No rows for this pass.
// Third pass. Rows are positioned at 4n + 2.
case 1: // Output row 2.
return AsVariant(BGRAColor::Green().AsPixel());
// Fourth pass. Rows are positioned at 2n + 1.
case 2: // Output row 1.
return AsVariant(BGRAColor::Red().AsPixel());
default:
MOZ_CRASH("Unexpected row");
}
});
EXPECT_EQ(WriteState::FINISHED, result);
EXPECT_EQ(3u * 3u, count);
AssertCorrectPipelineFinalState(aFilter, IntRect(0, 0, 3, 3),
IntRect(0, 0, 3, 3));
// Check that the generated image is correct. As mentioned above, we
// expect green, red, green in that order.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
for (uint32_t row = 0; row < 3; ++row) {
EXPECT_TRUE(RowsAreSolidColor(
surface, row, 1,
row == 0 || row == 2 ? BGRAColor::Green() : BGRAColor::Red()));
}
});
}
TEST_F(ImageDeinterlacingFilter, WritePixelsOutput1_1) {
WithDeinterlacingFilter(
IntSize(1, 1), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
// Fill the image. The output should be a single red row.
uint32_t count = 0;
auto result = aFilter->WritePixels<uint32_t>([&]() {
++count;
return AsVariant(BGRAColor::Red().AsPixel());
});
EXPECT_EQ(WriteState::FINISHED, result);
EXPECT_EQ(1u, count);
AssertCorrectPipelineFinalState(aFilter, IntRect(0, 0, 1, 1),
IntRect(0, 0, 1, 1));
// Check that the generated image is correct. As mentioned above, we
// expect a single red row.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
EXPECT_TRUE(RowsAreSolidColor(surface, 0, 1, BGRAColor::Red()));
});
}
void WriteRowAndCheckInterlacerOutput(image::Decoder* aDecoder,
SurfaceFilter* aFilter, BGRAColor aColor,
WriteState aNextState,
OrientedIntRect aInvalidRect,
uint32_t aFirstHaeberliRow,
uint32_t aLastHaeberliRow) {
uint32_t count = 0;
auto result = aFilter->WritePixels<uint32_t>([&]() -> NextPixel<uint32_t> {
if (count < 7) {
++count;
return AsVariant(aColor.AsPixel());
}
return AsVariant(WriteState::NEED_MORE_DATA);
});
EXPECT_EQ(aNextState, result);
EXPECT_EQ(7u, count);
// Assert that we got the expected invalidation region.
Maybe<SurfaceInvalidRect> invalidRect = aFilter->TakeInvalidRect();
EXPECT_TRUE(invalidRect.isSome());
EXPECT_EQ(aInvalidRect, invalidRect->mInputSpaceRect);
EXPECT_EQ(aInvalidRect, invalidRect->mOutputSpaceRect);
// Check that the portion of the image generated so far is correct. The rows
// from aFirstHaeberliRow to aLastHaeberliRow should be filled with aColor.
// Note that this is not the same as the set of rows in aInvalidRect, because
// after writing a row the deinterlacer seeks to the next row to write, which
// may involve copying previously-written rows in the buffer to the output
// even though they don't change in this pass.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
for (uint32_t row = aFirstHaeberliRow; row <= aLastHaeberliRow; ++row) {
EXPECT_TRUE(RowsAreSolidColor(surface, row, 1, aColor));
}
}
TEST_F(ImageDeinterlacingFilter, WritePixelsIntermediateOutput7_7) {
WithDeinterlacingFilter(
IntSize(7, 7), /* aProgressiveDisplay = */ true,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
// Fill the image. The output should be a repeating pattern of two green
// rows followed by two red rows but we need to write the rows in the
// order that the deinterlacer expects them.
// First pass. Output rows are positioned at 8n + 0.
// Output row 0. The invalid rect is the entire image because this is
// the end of the first pass.
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 0, 7, 7), 0, 4);
// Second pass. Rows are positioned at 8n + 4.
// Output row 4. The invalid rect is the entire image because this is
// the end of the second pass.
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 0, 7, 7), 1, 4);
// Third pass. Rows are positioned at 4n + 2.
// Output row 2. The invalid rect contains the Haeberli rows for this
// output row (rows 2 and 3) as well as the rows that we copy from
// previous passes when seeking to the next output row (rows 4 and 5).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Red(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 2, 7, 4), 2, 3);
// Output row 6. The invalid rect is the entire image because this is
// the end of the third pass.
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Red(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 0, 7, 7), 6, 6);
// Fourth pass. Rows are positioned at 2n + 1.
// Output row 1. The invalid rect contains the Haeberli rows for this
// output row (just row 1) as well as the rows that we copy from
// previous passes when seeking to the next output row (row 2).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 1, 7, 2), 1, 1);
// Output row 3. The invalid rect contains the Haeberli rows for this
// output row (just row 3) as well as the rows that we copy from
// previous passes when seeking to the next output row (row 4).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Red(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 3, 7, 2), 3, 3);
// Output row 5. The invalid rect contains the Haeberli rows for this
// output row (just row 5) as well as the rows that we copy from
// previous passes when seeking to the next output row (row 6).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::FINISHED,
OrientedIntRect(0, 5, 7, 2), 5, 5);
// Assert that we're in the expected final state.
EXPECT_TRUE(aFilter->IsSurfaceFinished());
Maybe<SurfaceInvalidRect> invalidRect = aFilter->TakeInvalidRect();
EXPECT_TRUE(invalidRect.isNothing());
// Check that the generated image is correct. As mentioned above, we
// expect two green rows, followed by two red rows, then two green rows,
// etc.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
for (uint32_t row = 0; row < 7; ++row) {
BGRAColor color = row == 0 || row == 1 || row == 4 || row == 5
? BGRAColor::Green()
: BGRAColor::Red();
EXPECT_TRUE(RowsAreSolidColor(surface, row, 1, color));
}
});
}
TEST_F(ImageDeinterlacingFilter,
WritePixelsNonProgressiveIntermediateOutput7_7) {
WithDeinterlacingFilter(
IntSize(7, 7), /* aProgressiveDisplay = */ false,
[](image::Decoder* aDecoder, SurfaceFilter* aFilter) {
// Fill the image. The output should be a repeating pattern of two green
// rows followed by two red rows but we need to write the rows in the
// order that the deinterlacer expects them.
// First pass. Output rows are positioned at 8n + 0.
// Output row 0. The invalid rect is the entire image because this is
// the end of the first pass.
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 0, 7, 7), 0, 0);
// Second pass. Rows are positioned at 8n + 4.
// Output row 4. The invalid rect is the entire image because this is
// the end of the second pass.
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 0, 7, 7), 4, 4);
// Third pass. Rows are positioned at 4n + 2.
// Output row 2. The invalid rect contains the Haeberli rows for this
// output row (rows 2 and 3) as well as the rows that we copy from
// previous passes when seeking to the next output row (rows 4 and 5).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Red(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 2, 7, 4), 2, 2);
// Output row 6. The invalid rect is the entire image because this is
// the end of the third pass.
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Red(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 0, 7, 7), 6, 6);
// Fourth pass. Rows are positioned at 2n + 1.
// Output row 1. The invalid rect contains the Haeberli rows for this
// output row (just row 1) as well as the rows that we copy from
// previous passes when seeking to the next output row (row 2).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 1, 7, 2), 1, 1);
// Output row 3. The invalid rect contains the Haeberli rows for this
// output row (just row 3) as well as the rows that we copy from
// previous passes when seeking to the next output row (row 4).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Red(),
WriteState::NEED_MORE_DATA,
OrientedIntRect(0, 3, 7, 2), 3, 3);
// Output row 5. The invalid rect contains the Haeberli rows for this
// output row (just row 5) as well as the rows that we copy from
// previous passes when seeking to the next output row (row 6).
WriteRowAndCheckInterlacerOutput(aDecoder, aFilter, BGRAColor::Green(),
WriteState::FINISHED,
OrientedIntRect(0, 5, 7, 2), 5, 5);
// Assert that we're in the expected final state.
EXPECT_TRUE(aFilter->IsSurfaceFinished());
Maybe<SurfaceInvalidRect> invalidRect = aFilter->TakeInvalidRect();
EXPECT_TRUE(invalidRect.isNothing());
// Check that the generated image is correct. As mentioned above, we
// expect two green rows, followed by two red rows, then two green rows,
// etc.
RawAccessFrameRef currentFrame = aDecoder->GetCurrentFrameRef();
RefPtr<SourceSurface> surface = currentFrame->GetSourceSurface();
for (uint32_t row = 0; row < 7; ++row) {
BGRAColor color = row == 0 || row == 1 || row == 4 || row == 5
? BGRAColor::Green()
: BGRAColor::Red();
EXPECT_TRUE(RowsAreSolidColor(surface, row, 1, color));
}
});
}
TEST_F(ImageDeinterlacingFilter, DeinterlacingFailsFor0_0) {
// A 0x0 input size is invalid, so configuration should fail.
AssertConfiguringDeinterlacingFilterFails(IntSize(0, 0));
}
TEST_F(ImageDeinterlacingFilter, DeinterlacingFailsForMinus1_Minus1) {
// A negative input size is invalid, so configuration should fail.
AssertConfiguringDeinterlacingFilterFails(IntSize(-1, -1));
}