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authorAkira Kakuto <kakuto@fuk.kindai.ac.jp>2015-07-25 04:19:27 +0000
committerAkira Kakuto <kakuto@fuk.kindai.ac.jp>2015-07-25 04:19:27 +0000
commit14ebc2a9ea32def73c44d5502f4fbc701d5dee96 (patch)
treeb0b24db2e5b8df26bd4219db30a833dab976fb3f /Build
parent22b3ee317c07e2d0f8cf8bec64b2dec6ff7c3103 (diff)
dvipdfm-x: Improve output file size
git-svn-id: svn://tug.org/texlive/trunk@37953 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build')
-rw-r--r--Build/source/texk/dvipdfm-x/pdfobj.h2
-rw-r--r--Build/source/texk/dvipdfm-x/pdfximage.c16
-rw-r--r--Build/source/texk/dvipdfm-x/spc_pdfm.c13
3 files changed, 23 insertions, 8 deletions
diff --git a/Build/source/texk/dvipdfm-x/pdfobj.h b/Build/source/texk/dvipdfm-x/pdfobj.h
index fa5232f1a09..b6f2d6c5086 100644
--- a/Build/source/texk/dvipdfm-x/pdfobj.h
+++ b/Build/source/texk/dvipdfm-x/pdfobj.h
@@ -196,5 +196,7 @@ extern int pdfobj_escape_str (char *buffer, int size, const unsigned char *
extern pdf_obj *pdf_new_indirect (pdf_file *pf, unsigned long label, unsigned short generation);
extern int PageBox;
+extern uint8_t PageBox_of_id[];
extern int ImageSpecial;
+
#endif /* _PDFOBJ_H_ */
diff --git a/Build/source/texk/dvipdfm-x/pdfximage.c b/Build/source/texk/dvipdfm-x/pdfximage.c
index 36368603f59..f4ad65db0e2 100644
--- a/Build/source/texk/dvipdfm-x/pdfximage.c
+++ b/Build/source/texk/dvipdfm-x/pdfximage.c
@@ -354,6 +354,8 @@ load_image (const char *ident, const char *fullname, int format, FILE *fp,
#define dpx_fopen(n,m) (MFOPEN((n),(m)))
#define dpx_fclose(f) (MFCLOSE((f)))
+uint8_t PageBox_of_id[5000]; /* 5000 may be enough */
+
int
pdf_ximage_findresource (const char *ident, long page_no, pdf_obj *dict)
{
@@ -368,13 +370,13 @@ pdf_ximage_findresource (const char *ident, long page_no, pdf_obj *dict)
I = &ic->ximages[id];
if (I->ident && !strcmp(ident, I->ident)) {
f = I->filename;
-/*
- PageBox can be differrent. So we retry if ImageSpecial != 0
-*/
- if (ImageSpecial == 0) {
- if (I->page_no == page_no + (page_no < 0 ? I->page_count+1 : 0) &&
- I->attr_dict == dict) {
- return id;
+ if (I->page_no == page_no + (page_no < 0 ? I->page_count+1 : 0) &&
+ I->attr_dict == dict) {
+ if (ImageSpecial) {
+ if ((int)PageBox_of_id[id] == PageBox)
+ return id;
+ } else {
+ return id;
}
}
}
diff --git a/Build/source/texk/dvipdfm-x/spc_pdfm.c b/Build/source/texk/dvipdfm-x/spc_pdfm.c
index fc1c49d477f..f3fd5971725 100644
--- a/Build/source/texk/dvipdfm-x/spc_pdfm.c
+++ b/Build/source/texk/dvipdfm-x/spc_pdfm.c
@@ -984,7 +984,7 @@ spc_handler_pdfm_bead (struct spc_env *spe, struct spc_arg *args)
return 0;
}
-ImageSpecial = 0;
+ImageSpecial = 0; /* default value */
static int
spc_handler_pdfm_image (struct spc_env *spe, struct spc_arg *args)
@@ -1047,6 +1047,7 @@ spc_handler_pdfm_image (struct spc_env *spe, struct spc_arg *args)
ImageSpecial = 1;
xobj_id = pdf_ximage_findresource(pdf_string_value(fspec), page_no, attr);
ImageSpecial = 0;
+
if (xobj_id < 0) {
spc_warn(spe, "Could not find image resource...");
pdf_release_obj(fspec);
@@ -1055,6 +1056,16 @@ spc_handler_pdfm_image (struct spc_env *spe, struct spc_arg *args)
return -1;
}
+ if (xobj_id > 4999) {
+ spc_warn(spe, "Too many images...");
+ pdf_release_obj(fspec);
+ if (ident)
+ RELEASE(ident);
+ return -1;
+ }
+
+ PageBox_of_id[xobj_id] = (uint8_t)PageBox;
+
if (!(ti.flags & INFO_DO_HIDE))
pdf_dev_put_image(xobj_id, &ti, spe->x_user, spe->y_user);