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Provide further details about the regression

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2012-06-18 00:09:19 +00:00
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commit b368b2f300
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@@ -48,11 +48,12 @@ processors and by a small amount (typically 5%) on AMD desktop processors.
platforms. This speeds up the decompression of 4:2:2 JPEGs by 20-25% on such platforms. This speeds up the decompression of 4:2:2 JPEGs by 20-25% on such
platforms. platforms.
[7] Fixed a regression caused by 1.2.0[2] whereby, on Linux/x86 platforms, [7] Fixed a regression caused by 1.2.0[2] whereby, on Linux/x86 platforms
decompressing a 4:2:0 or 4:2:2 JPEG image without using fancy upsampling would running the 32-bit SSE2 SIMD code in libjpeg-turbo, decompressing a 4:2:0 or
produce several incorrect columns of pixels at the right-hand side of the 4:2:2 JPEG image into a 32-bit (RGBX, BGRX, etc.) buffer without using fancy
output image if each row in the output image was not evenly divisible by 16 upsampling would produce several incorrect columns of pixels at the right-hand
bytes. side of the output image if each row in the output image was not evenly
divisible by 16 bytes.
1.2.0 1.2.0