FittingMode::Type fittingMode( FittingMode::SHRINK_TO_FIT );
SamplingMode::Type samplingMode( SamplingMode::BOX );
- Integration::BitmapPtr sourceBitmap = Integration::Bitmap::New( Integration::Bitmap::BITMAP_2D_PACKED_PIXELS, ResourcePolicy::OWNED_DISCARD );
- sourceBitmap->GetPackedPixelsProfile()->ReserveBuffer( format, sourceDimension, sourceDimension, sourceDimension, sourceDimension );
+ Dali::Devel::PixelBuffer sourceBitmap = Dali::Devel::PixelBuffer::New( sourceDimension, sourceDimension, format );
- Integration::BitmapPtr downScaled = DownscaleBitmap( *sourceBitmap, desired, fittingMode, samplingMode );
+ Dali::Devel::PixelBuffer downScaled = DownscaleBitmap( sourceBitmap, desired, fittingMode, samplingMode );
- DALI_TEST_EQUALS( downScaled->GetImageWidth(), expectedDimension, location );
- DALI_TEST_EQUALS( downScaled->GetImageHeight(), expectedDimension, location );
- DALI_TEST_EQUALS( downScaled->GetPixelFormat(), format, location );
+ DALI_TEST_EQUALS( downScaled.GetWidth(), expectedDimension, location );
+ DALI_TEST_EQUALS( downScaled.GetHeight(), expectedDimension, location );
+ DALI_TEST_EQUALS( downScaled.GetPixelFormat(), format, location );
}
/**
}
}
-/**
- * @brief Allocate an image buffer with protected pages to top and tail it and
- * SEGV if an operation strays into them.
- */
-void MakeGuardedOutputImageRGBA8888( unsigned int desiredWidth, unsigned int desiredHeight, uint32_t *& outputBuffer, uint32_t *& outputImage )
-{
- const size_t outputBufferSize = getpagesize() + sizeof(uint32_t) * desiredWidth * desiredHeight + getpagesize();
- outputBuffer = (uint32_t *) valloc( outputBufferSize );
- mprotect( outputBuffer, getpagesize(), PROT_READ );
- mprotect( ((char*) outputBuffer) + outputBufferSize - getpagesize(), getpagesize(), PROT_READ );
- outputImage = outputBuffer + getpagesize() / sizeof(outputBuffer[0]);
-}
-
-/**
- * @brief Allocate a buffer of pages that are read-only, that is big enough for the number of pixels passed-in.
- */
-uint32_t* AllocateReadOnlyPagesRGBA( unsigned int numPixels )
-{
- const unsigned int numWholePages = (numPixels * sizeof(uint32_t)) / getpagesize();
- bool needExtraPage = (numPixels * sizeof(uint32_t)) % getpagesize() != 0;
- const size_t outputBufferSize = (numWholePages + (needExtraPage ? 1 : 0)) * getpagesize();
- uint32_t * outputBuffer = (uint32_t *) valloc( outputBufferSize );
- mprotect( outputBuffer, outputBufferSize, PROT_READ );
-
- return outputBuffer;
-}
-
-/**
- * @brief Free a buffer of pages that are read-only.
- */
-void FreeReadOnlyPagesRGBA( uint32_t * pages, unsigned int numPixels )
-{
- const size_t bufferSize = numPixels * 4;
- mprotect( pages, bufferSize, PROT_READ | PROT_WRITE );
- free( pages );
-}
-
/*
* @brief Make an image with a checkerboard pattern.
* @note This is an easy pattern to scan for correctness after a downscaling test.
}
/**
- * @brief Test that a scaling doesn't stray outside the bounds of the destination image.
- *
- * The test allocates a destination buffer that is an exact multiple of the page size
- * with guard pages at either end.
- */
-int UtcDaliImageOperationsPointSampleRGBA888InBounds(void)
-{
- const unsigned int inputWidth = 163;
- const unsigned int inputHeight = 691;
- const unsigned int destinationBufferSize = 4096 * 4;
- const unsigned int desiredWidth = 64;
- const unsigned int desiredHeight = destinationBufferSize / desiredWidth; // (256)
-
- uint32_t inputImage[ inputWidth * inputHeight ];
-
- // Allocate an output image buffer with read-only guard pages at either end:
- // The test will segfault if it strays into the guard pages.
- uint32_t *outputBuffer, *outputImage;
- MakeGuardedOutputImageRGBA8888( desiredWidth, desiredHeight, outputBuffer, outputImage );
-
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, inputWidth, inputHeight, (unsigned char*) outputImage, desiredWidth, desiredHeight );
-
- FreeReadOnlyPagesRGBA( outputBuffer, desiredWidth * desiredHeight );
-
- //! The only real test is whether the above code SEGVs, but do a fake test so we pass if that hasn't happened:
- DALI_TEST_EQUALS( true, true, TEST_LOCATION );
-
- END_TEST;
-}
-
-/**
* @brief Test the right pixels are generated when downsampling a checkerboard into a small image.
*/
int UtcDaliImageOperationsPointSampleCheckerboardRGBA888(void)
uint32_t inputImage[ inputWidth * inputHeight ];
MakeSingleColorImageRGBA8888( inputWidth, inputHeight, inputImage );
- uint32_t *outputBuffer, *outputImage;
- MakeGuardedOutputImageRGBA8888( desiredWidth, desiredHeight, outputBuffer, outputImage );
+ const size_t outputBufferSize = desiredWidth * desiredHeight;
+ std::vector< uint32_t > buffer;
+ buffer.resize( outputBufferSize );
+ uint32_t* outputImage = &buffer[0];
Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, inputWidth, inputHeight, (unsigned char*) outputImage, desiredWidth, desiredHeight );
}
}
- FreeReadOnlyPagesRGBA( outputBuffer, desiredWidth * desiredHeight );
-
DALI_TEST_EQUALS( 0U, differentColorCount, TEST_LOCATION );
END_TEST;
* @brief Test that downsampling to 0 - area images is a NOP and does not modify the destination.
* (edge-case)
*/
-int UtcDaliImageOperationsPointSampleRGBA888ScaleToZeroDims(void)
+int UtcDaliImageOperationsPointSampleRGBA888N(void)
{
- uint32_t inputImage[ 1024 * 1024 ];
- MakeSingleColorImageRGBA8888( 1024, 1024, inputImage );
- uint32_t* outputImage = AllocateReadOnlyPagesRGBA(1);
+ uint32_t inputImage[ 128 * 128 ];
+ MakeSingleColorImageRGBA8888( 128, 128, inputImage );
+ uint32_t outputImage[ 128 * 128 ];
+ memset( outputImage, 0xaa, 128 * 128 * sizeof(uint32_t) );
// Try several different starting image sizes:
// 1x1 -> 1x1:
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 1, 1, (unsigned char*) outputImage, 0, 0 );
+ Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 1, 1, (unsigned char*) outputImage, 0, 0 );
+ DALI_TEST_EQUALS( 0xaaaaaaaa, outputImage[0], TEST_LOCATION );
// Single-pixel wide tall stripe:
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 1, 1024, (unsigned char*) outputImage, 0, 33 );
+ Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 1, 102, (unsigned char*) outputImage, 0, 33 );
+ DALI_TEST_EQUALS( 0xaaaaaaaa, outputImage[0], TEST_LOCATION );
// Single-pixel tall, wide strip:
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 1024, 1, (unsigned char*) outputImage, 0, 67 );
+ Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 102, 1, (unsigned char*) outputImage, 0, 67 );
+ DALI_TEST_EQUALS( 0xaaaaaaaa, outputImage[0], TEST_LOCATION );
// Square mid-size image:
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 103, 103, (unsigned char*) outputImage, 21, 0 );
+ Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 103, 103, (unsigned char*) outputImage, 21, 0 );
+ DALI_TEST_EQUALS( 0xaaaaaaaa, outputImage[0], TEST_LOCATION );
- // Wide mid-size image:
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 313, 79, (unsigned char*) outputImage, 99, 0 );
+ // Wide mid-size image to 0 height
+ Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 313, 79, (unsigned char*) outputImage, 99, 0 );
+ DALI_TEST_EQUALS( 0xaaaaaaaa, outputImage[0], TEST_LOCATION );
- // Tall mid-size image:
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 53, 467, (unsigned char*) outputImage, 9999, 0 );
+ // Tall mid-size image to 0 height, over width
+ Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 53, 46, (unsigned char*) outputImage, 9999, 0 );
+ DALI_TEST_EQUALS( 0xaaaaaaaa, outputImage[0], TEST_LOCATION );
// 0 x 0 input image:
- Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 0, 0, (unsigned char*) outputImage, 200, 99 );
-
- FreeReadOnlyPagesRGBA( outputImage, getpagesize() / 4 );
-
- //! The only real test is whether the above code SEGVs, but do a fake test so we pass if that hasn't happened:
- DALI_TEST_EQUALS( true, true, TEST_LOCATION );
-
- END_TEST;
-}
-
-/**
- * @brief Test that a scaling doesn't stray outside the bounds of the destination image.
- *
- * The test allocates a destination buffer that is an exact multiple of the page size
- * with guard pages at either end.
- */
-int UtcDaliImageOperationsPointSampleRGB88InBounds(void)
-{
- const unsigned int inputWidth = 163;
- const unsigned int inputHeight = 691;
- const unsigned int desiredWidth = 32;
- const unsigned int desiredHeight = 128;
- const unsigned int outputBuffersizeInWords = desiredWidth * (desiredHeight / 4) * 3;
-
- uint8_t inputImage[ inputWidth * inputHeight ][3];
-
- // Allocate an output image buffer with read-only guard pages at either end:
- // The test will segfault if it strays into the guard pages.
- uint32_t *outputBuffer, *outputImage;
-
- MakeGuardedOutputImageRGBA8888( desiredWidth * (desiredHeight / 4), 3, outputBuffer, outputImage );
-
- Dali::Internal::Platform::PointSample3BPP( &inputImage[0][0], inputWidth, inputHeight, (uint8_t*) outputImage, desiredWidth, desiredHeight );
-
- FreeReadOnlyPagesRGBA( outputBuffer, outputBuffersizeInWords );
-
- //! The only real test is whether the above code SEGVs, but do a fake test so we pass if that hasn't happened:
- DALI_TEST_EQUALS( true, true, TEST_LOCATION );
+ Dali::Internal::Platform::PointSample4BPP( (const unsigned char *) inputImage, 0, 0, (unsigned char*) outputImage, 200, 99 );
+ DALI_TEST_EQUALS( 0xaaaaaaaa, outputImage[0], TEST_LOCATION );
END_TEST;
}
projects / platform / core / uifw / dali-adaptor.git / blobdiff