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Fix for off by one in scale - only source should be src - 0x10001 because dest will hit exact pixel.

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BUG=292
TESTED=valgrind

Review URL: https://webrtc-codereview.appspot.com/5359004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@902 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2013-12-08 18:03:00 +00:00
parent aae7deb5cf
commit 5f29eaafae
3 changed files with 3 additions and 3 deletions
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2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv Name: libyuv
URL: http://code.google.com/p/libyuv/ URL: http://code.google.com/p/libyuv/
Version: 898 Version: 902
License: BSD License: BSD
License File: LICENSE License File: LICENSE

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT #ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_ #define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 898 #define LIBYUV_VERSION 902
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT #endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

2
source/scale_common.cc
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@ -581,7 +581,7 @@ FilterMode ScaleFilterReduce(int src_width, int src_height,
#define CENTERSTART(dx, s) (dx < 0) ? -((-dx >> 1) + s) : ((dx >> 1) + s) #define CENTERSTART(dx, s) (dx < 0) ? -((-dx >> 1) + s) : ((dx >> 1) + s)
#define FIXEDDIV1(src, dst) FixedDiv((src << 16) - 0x00010001, \ #define FIXEDDIV1(src, dst) FixedDiv((src << 16) - 0x00010001, \
(dst << 16) - 0x00010001); (dst << 16) - 0x00010000);
// Compute slope values for stepping. // Compute slope values for stepping.
void ScaleSlope(int src_width, int src_height, void ScaleSlope(int src_width, int src_height,