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authordcommander <dcommander@632fc199-4ca6-4c93-a231-07263d6284db>2013-01-01 11:39:04 +0000
committerdcommander <dcommander@632fc199-4ca6-4c93-a231-07263d6284db>2013-01-01 11:39:04 +0000
commit9b0e8efe58b7f686769639268362da848c5b985b (patch)
tree308460f43a5c92c5cf0d41bcffb64e84950c3453
parent312f17207440d5c928da0372f972fddd1d436887 (diff)
Indicate our support for some of the jpeg-8d features, as well as arithmetic coding
git-svn-id: svn://svn.code.sf.net/p/libjpeg-turbo/code/trunk@888 632fc199-4ca6-4c93-a231-07263d6284db
-rwxr-xr-xREADME-turbo.txt17
1 files changed, 11 insertions, 6 deletions
diff --git a/README-turbo.txt b/README-turbo.txt
index f452618..4f02e0a 100755
--- a/README-turbo.txt
+++ b/README-turbo.txt
@@ -280,22 +280,28 @@ libjpeg v7 and v8 Features:
Fully supported:
--- cjpeg: Separate quality settings for luminance and chrominance
- Note that the libpjeg v7+ API was extended to accommodate this feature only
- for convenience purposes. It has always been possible to implement this
- feature with libjpeg v6b (see rdswitch.c for an example.)
-
-- libjpeg: IDCT scaling extensions in decompressor
libjpeg-turbo supports IDCT scaling with scaling factors of 1/8, 1/4, 3/8,
1/2, 5/8, 3/4, 7/8, 9/8, 5/4, 11/8, 3/2, 13/8, 7/4, 15/8, and 2/1 (only 1/4
and 1/2 are SIMD-accelerated.)
+-- libjpeg: arithmetic coding
+
+-- cjpeg: Separate quality settings for luminance and chrominance
+ Note that the libpjeg v7+ API was extended to accommodate this feature only
+ for convenience purposes. It has always been possible to implement this
+ feature with libjpeg v6b (see rdswitch.c for an example.)
+
-- cjpeg: 32-bit BMP support
+-- cjpeg: -rgb option
+
-- jpegtran: lossless cropping
-- jpegtran: -perfect option
+-- jpegtran: forcing width/height when performing lossless crop
+
-- rdjpgcom: -raw option
-- rdjpgcom: locale awareness
@@ -305,7 +311,6 @@ Fully supported when using libjpeg v7/v8 emulation:
-- libjpeg: In-memory source and destination managers
-
Not supported:
-- libjpeg: DCT scaling in compressor