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first cut of bicubic sampler

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nothings.org 2007-06-28 22:57:49 +00:00
parent 43500fa8b3
commit f734cfa7be
7 changed files with 623 additions and 197 deletions
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778
imv.c
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7
notes.txt
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@ -1,3 +1,10 @@
Version 0.57
* bugfix: comment code
* bugfix: fix logic for fitting large images onscreen to not stop a few pixels short
Version 0.56
* bugfix: stb_image wouldn't load jpegtran output (which is invalid JFIF)
Version 0.55 (2007-06-27) Version 0.55 (2007-06-27)
* feature: toggle filename label * feature: toggle filename label
* feature: toggle entire border * feature: toggle entire border

5
notes_header.wiki
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@ -2,8 +2,11 @@
= Release = = Release =
The current version is 0.54. This is an alpha version, targetting the eventual milestones:
version 0.90 - beta
version 1.00 - stable release
= Release Notes = = Release Notes =

6
release.bat
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@ -20,11 +20,7 @@ rem # Make tarball directory
mkdir ..\stb_imv_src-%VERSION% mkdir ..\stb_imv_src-%VERSION%
mkdir ..\stb_imv_src-%VERSION%\vc6 mkdir ..\stb_imv_src-%VERSION%\vc6
copy vc6\stb_imv.ds? ..\stb_imv_src-%VERSION%\vc6 copy vc6\stb_imv.ds? ..\stb_imv_src-%VERSION%\vc6
copy *.c ..\stb_imv_src-%VERSION% copy *.* ..\stb_imv_src-%VERSION%
copy *.h ..\stb_imv_src-%VERSION%
copy COPYING ..\stb_imv_src-%VERSION%
copy *.txt ..\stb_imv_src-%VERSION%
copy *.bat ..\stb_imv_src-%VERSION%
rem # rem #

4
stb_image.c
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@ -980,7 +980,9 @@ static int process_frame_header(int scan)
for (i=0; i < img_n; ++i) { for (i=0; i < img_n; ++i) {
img_comp[i].id = get8(); img_comp[i].id = get8();
if (img_comp[i].id != i+1) return e("bad component ID"); // JFIF requires if (img_comp[i].id != i+1) // JFIF requires
if (img_comp[i].id != i) // jpegtran outputs non-JFIF-compliant files!
return e("bad component ID");
z = get8(); z = get8();
img_comp[i].h = (z >> 4); if (!img_comp[i].h || img_comp[i].h > 4) return e("bad H"); img_comp[i].h = (z >> 4); if (!img_comp[i].h || img_comp[i].h > 4) return e("bad H");
img_comp[i].v = z & 15; if (!img_comp[i].h || img_comp[i].h > 4) return e("bad V"); img_comp[i].v = z & 15; if (!img_comp[i].h || img_comp[i].h > 4) return e("bad V");

16
vc6/stb_imv.dsp
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@ -95,15 +95,7 @@ SOURCE=..\imv.c
# Begin Source File # Begin Source File
SOURCE=..\notes.txt SOURCE=..\notes.txt
!IF "$(CFG)" == "stb_imv - Win32 Release"
# PROP Exclude_From_Build 1 # PROP Exclude_From_Build 1
!ELSEIF "$(CFG)" == "stb_imv - Win32 Debug"
!ENDIF
# End Source File # End Source File
# Begin Source File # Begin Source File
@ -112,15 +104,7 @@ SOURCE=..\stb.h
# Begin Source File # Begin Source File
SOURCE=..\version.bat SOURCE=..\version.bat
!IF "$(CFG)" == "stb_imv - Win32 Release"
# PROP Exclude_From_Build 1 # PROP Exclude_From_Build 1
!ELSEIF "$(CFG)" == "stb_imv - Win32 Debug"
!ENDIF
# End Source File # End Source File
# End Target # End Target
# End Project # End Project

2
version.bat
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@ -1 +1 @@
set VERSION="0.55" set VERSION="0.57"