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ChangeLog: acknowledge existence of 1.4.2

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DRC
2015-10-13 13:37:32 -05:00
parent e42032ba62
commit 250c887763
1 changed files with 16 additions and 12 deletions
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ChangeLog.txt
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@@ -20,26 +20,30 @@ try-with-resources statement.
caused by incorrect API usage, and those classes throw a new checked exception caused by incorrect API usage, and those classes throw a new checked exception
type (TJException) for errors that are passed through from the C library. type (TJException) for errors that are passed through from the C library.
[5] Fixed an issue whereby cjpeg would segfault if a Windows bitmap with a [5] Source buffers for the TurboJPEG C API functions, as well as the
negative width or height was used as an input image (Windows bitmaps can have
a negative height if they are stored in top-down order, but such files are
rare and not supported by libjpeg-turbo.)
[6] Source buffers for the TurboJPEG C API functions, as well as the
jpeg_mem_src() function in the libjpeg API, are now declared as const pointers. jpeg_mem_src() function in the libjpeg API, are now declared as const pointers.
This facilitates passing read-only buffers to those functions and ensures the This facilitates passing read-only buffers to those functions and ensures the
caller that the source buffer will not be modified. This should not create any caller that the source buffer will not be modified. This should not create any
backward API or ABI incompatibilities with prior libjpeg-turbo releases. backward API or ABI incompatibilities with prior libjpeg-turbo releases.
[7] The MIPS DSPr2 SIMD code can now be compiled to support either FR=0 or FR=1 [6] The MIPS DSPr2 SIMD code can now be compiled to support either FR=0 or FR=1
FPUs. FPUs.
[8] Fixed an issue whereby, under certain circumstances, libjpeg-turbo would
1.4.2
=====
[1] Fixed an issue whereby cjpeg would segfault if a Windows bitmap with a
negative width or height was used as an input image (Windows bitmaps can have
a negative height if they are stored in top-down order, but such files are
rare and not supported by libjpeg-turbo.)
[2] Fixed an issue whereby, under certain circumstances, libjpeg-turbo would
incorrectly encode certain JPEG images when quality=100 and the fast integer incorrectly encode certain JPEG images when quality=100 and the fast integer
forward DCT were used. This was known to cause 'make test' to fail when the forward DCT were used. This was known to cause 'make test' to fail when the
library was built with '-march=haswell' on x86 systems. library was built with '-march=haswell' on x86 systems.
[9] Fixed an issue whereby libjpeg-turbo would crash when built with the latest [3] Fixed an issue whereby libjpeg-turbo would crash when built with the latest
& greatest development version of the Clang/LLVM compiler. This was caused by & greatest development version of the Clang/LLVM compiler. This was caused by
an x86-64 ABI conformance issue in some of libjpeg-turbo's 64-bit SSE2 SIMD an x86-64 ABI conformance issue in some of libjpeg-turbo's 64-bit SSE2 SIMD
routines. Those routines were incorrectly using a 64-bit mov instruction to routines. Those routines were incorrectly using a 64-bit mov instruction to
@@ -49,15 +53,15 @@ Clang/LLVM optimizer uses load combining to transfer multiple adjacent 32-bit
structure members into a single 64-bit register, and this exposed the ABI structure members into a single 64-bit register, and this exposed the ABI
conformance issue. conformance issue.
[10] Fixed a bug in the MIPS DSPr2 4:2:0 "plain" (non-fancy and non-merged) [4] Fixed a bug in the MIPS DSPr2 4:2:0 "plain" (non-fancy and non-merged)
upsampling routine that caused a buffer overflow (and subsequent segfault) when upsampling routine that caused a buffer overflow (and subsequent segfault) when
decompressing a 4:2:0 JPEG image whose scaled output width was less than 16 decompressing a 4:2:0 JPEG image whose scaled output width was less than 16
pixels. The "plain" upsampling routines are normally only used when pixels. The "plain" upsampling routines are normally only used when
decompressing a non-YCbCr JPEG image, but they are also used when decompressing decompressing a non-YCbCr JPEG image, but they are also used when decompressing
a JPEG image whose scaled output height is 1. a JPEG image whose scaled output height is 1.
[11] Fixed various negative left shifts and other issues reported by the GCC [5] Fixed various negative left shifts and other issues reported by the GCC and
and Clang undefined behavior sanitizers. None of these was known to pose a Clang undefined behavior sanitizers. None of these was known to pose a
security threat, but removing the warnings makes it easier to detect actual security threat, but removing the warnings makes it easier to detect actual
security issues, should they arise in the future. security issues, should they arise in the future.