diff --git a/README-turbo.txt b/README-turbo.txt index 540da094..33ed4cc8 100755 --- a/README-turbo.txt +++ b/README-turbo.txt @@ -59,14 +59,14 @@ consumer packages, such as PhotoShop, use restart markers when generating JPEG images, so images generated by those programs will experience this issue. =============================================== -Fast Forward Integer DCT at High Quality Levels +Fast Integer Forward DCT at High Quality Levels =============================================== The algorithm used by the SIMD-accelerated quantization function cannot produce -correct results whenever the fast forward integer DCT is used along with a JPEG +correct results whenever the fast integer forward DCT is used along with a JPEG quality of 98-100. Thus, libjpeg-turbo must use the non-SIMD quantization function in those cases. This causes performance to drop by as much as 40%. -It is therefore strongly advised that you use the slow forward integer DCT +It is therefore strongly advised that you use the slow integer forward DCT whenever encoding images with a JPEG quality of 98 or higher.