ImageMagick-6.9.8-0差分

ImageMagick-6.9.7-10差分 - yoyaのメモの続き

• http://www.imagemagick.org/script/download.php

The latest release of ImageMagick is version 6.9.8-0

• 7 系同時リリースは ImageMagick-7.0.5-2

まとめ

• 同一画像の PSNR で inf(無限)を返すようにした
• メモリアロケーションの偽メッセージを修正

• PGX JPEG 2000 形式追加。

差分

• throttle (CPUスロット) policy をちゃんと扱う
  • https://github.com/ImageMagick/ImageMagick/issues/393
    • magick/resource.c

1360a1361,1363
>       else
>         if (resource_info.thread_limit == 0)
>           resource_info.thread_limit=1;
1368c1371
<         resource_info.throttle_limit=MagickMin(limit,StringToSizeType(value,
---
>         resource_info.throttle_limit=MagickMax(limit,StringToSizeType(value,
1370,1373d1372
<       if (resource_info.throttle_limit > GetOpenMPMaximumThreads())
<         resource_info.throttle_limit=GetOpenMPMaximumThreads();
<       else if (resource_info.thread_limit == 0)
<         resource_info.thread_limit=1;
1381c1380
<         resource_info.time_limit=MagickMin(limit,StringToSizeType(value,100.0));
---
>         resource_info.time_limit=MagickMax(limit,StringToSizeType(value,100.0));

• PDF の -authenticate オプションをサポート
  • https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=31530
• coders/pdf.c
  • PDF の authenticate オプション対応

63a64
> #include "magick/magick-type.h"
738a740,749
>   option=GetImageOption(image_info,"authenticate");
>   if (option != (char *) NULL)
>     {
>       char
>         passphrase[MagickPathExtent];
>
>       (void) FormatLocaleString(passphrase,MagickPathExtent,
>         "'-sPDFPassword=%s' ",option);
>       (void) ConcatenateMagickString(options,passphrase,MagickPathExtent);
>     }

ChangeLog にない差分

• Magick++/lib/Image.cpp
  • Magick::Image::attribute (string), (string,string) と同名関数で (string, char*) を追加

2029a2030,2035
> void Magick::Image::attribute(const std::string name_,const char *value_)
> {
>   modifyImage();
>   SetImageProperty(image(),name_.c_str(),value_);
> }
>

• Makefile.in
  • PGX JPEG 2000 形式追加。

3223a3234
>       coders/pgx.c \
3352a3364
> @WITH_MODULES_TRUE@   coders/pgx.la \

• • magick/magic.c

156c156,157< { "PGX", 0, MagicPattern("\050\107\020\115\046") },

• • -

> { "PGX", 0, MagicPattern("PG ML") },
> { "PGX", 0, MagicPattern("PG LM") },
magick/static.c
269a270
> (void) RegisterPGXImage();
460a462
> UnregisterPGXImage();
diff -rb ImageMagick-6.9.7-10/magick/static.h ImageMagick-6.9.8-0/magick/static.h
125a126
> RegisterPGXImage(void),
290a292
> UnregisterPGXImage(void),

• coders/rle.c

336a337
>     (void) ResetMagickMemory(pixels,0,pixel_info_length);

• magick/colorspace.c
  • CIE XYZ の計算に PerceptibleReciprocal を入れた( x がほぼ0の時に無限大にならないように)

163a164
>      gamma,
169,170c170,172
<   *low_x=X/(X+Y+Z);
<   *low_y=Y/(X+Y+Z);
---
>   gamma=PerceptibleReciprocal(X+Y+Z);
>   *low_x=gamma*X;
>   *low_y=gamma*Y;
1521a1524
>     gamma,
1526c1529,1530
<   X=cap_Y/low_y*low_x;
---
>   gamma=PerceptibleReciprocal(low_y);
>   X=gamma*cap_Y*low_x;
1528c1532
<   Z=cap_Y/low_y*(1.0-low_x-low_y);
---
>   Z=gamma*cap_Y*(1.0-low_x-low_y);

ChangeLog

  * Release ImageMagick version 6.9.7-0, GIT revision 11408:da91a7c:20170311.

2017-03-06  6.9.8-0 Cristy  <quetzlzacatenango@image...>
  * Respect throttle policy (reference
    https://github.com/ImageMagick/ImageMagick/issues/393).
  * Support the -authenticate option for PDF (reference
    https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=31530).