Develop and Download Open Source Software

---

Revision 18 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Oct 11 13:26:23 2010 UTC (13 years, 6 months ago) by berupon
File length: 25207 byte(s)
Diff to previous 17

GUIで、圧縮設定を調整して結果を確認出来るアプリケーションの作成開始。

---

Revision 17 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sun Jun 6 16:43:04 2010 UTC (13 years, 10 months ago) by berupon
File length: 24553 byte(s)
Diff to previous 16

changed local veriable name

---

Revision 16 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Fri Sep 11 20:24:41 2009 UTC (14 years, 7 months ago) by berupon
File length: 24574 byte(s)
Diff to previous 15

DC成分をPaeth予測するのではなくLOCO-I予測での処理に変更。
DC成分の数が少ない場合はRangeCoderではなくGolomb-Rice符号を使うように変更。

---

Revision 15 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 7 14:51:32 2009 UTC (14 years, 7 months ago) by berupon
File length: 20069 byte(s)
Diff to previous 14

01領域のフラグをRangeCoderで圧縮
Golomb-Rice Coder撤去

---

Revision 14 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 7 08:07:15 2009 UTC (14 years, 7 months ago) by berupon
File length: 23353 byte(s)
Diff to previous 13

bzip2からRangeCoderに切り替えて圧縮率向上。

---

Revision 13 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Sep 7 00:14:11 2009 UTC (14 years, 7 months ago) by berupon
File length: 22509 byte(s)
Diff to previous 11

微調整

---

Revision 11 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sun Sep 6 14:25:32 2009 UTC (14 years, 7 months ago) by berupon
File length: 22507 byte(s)
Diff to previous 10

記録追加

---

Revision 10 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sat Sep 5 23:10:21 2009 UTC (14 years, 7 months ago) by berupon
File length: 22445 byte(s)
Diff to previous 9

処理の分割、再配置

---

Revision 9 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sat Sep 5 05:54:00 2009 UTC (14 years, 7 months ago) by berupon
File length: 23675 byte(s)
Diff to previous 8

処理結果を構造体に格納して後でまとめて見れるように変更。

---

Revision 8 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Thu Sep 3 17:46:23 2009 UTC (14 years, 7 months ago) by berupon
File length: 24119 byte(s)
Diff to previous 7

ちょっとだけ圧縮率向上

---

Revision 7 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Mon Aug 31 17:22:53 2009 UTC (14 years, 7 months ago) by berupon
File length: 20410 byte(s)
Diff to previous 6

ちょっとだけ圧縮率向上
昔のソースからマージしたのでデグレ有り。GCCではビルド出来ないようになった。

---

Revision 6 - (view) (download) (as text) (annotate) - [select for diffs]
Modified Sun Apr 5 17:18:52 2009 UTC (15 years ago) by berupon
File length: 18161 byte(s)
Diff to previous 4

sconsの設定ファイル追加。なんだか環境変数を設定しないといけないのがアレだけど、そこだけ環境毎に切り換えれば済むのでまだ幸せなんだろか。。

---

Revision 4 - (view) (download) (as text) (annotate) - [select for diffs]
Added Sun Apr 5 12:08:23 2009 UTC (15 years ago) by berupon
File length: 18128 byte(s)

既に他の場所で公開済みのImageCompressionのプロジェクトを取り込み。