-.TH swfstrings "1" "October 2001" "swfstrings" "swftools"
+.TH swfstrings "1" "August 2009" "swfstrings" "swftools"
.SH NAME
-swfstrings - a tool for extracting text out of swf files.
+swfstrings - Extracts strings from SWF files.
+
.SH Synopsis
-.B swfstrings
-[\fIoptions\fR] [\fIfile.swf\fR]
+.B swfstrings [options] file.swf
+
.SH DESCRIPTION
-swfstrings extracts text out of DEFINETEXT tags of the .swf file. It also
-displays the fonts being used.
-.PP
-SWF files are animation files which can be displayed in Web Browsers using
-the Flash Plugin.
+This tool extracts strings from SWF files. It parses SWF font records
+and text records and prints unicode-encoded characters to stdout.
+
.SH OPTIONS
.TP
-\fB\-h\fR, \fB\-\-help\fR
-Print short help message and exit
-.\".TP
-.\" \fB\-\-version\fR
-.\" Print version info and exit
-
-.SH AUTHOR
+\fB\-f\fR, \fB\-\-fonts\fR
+ Print out font information for each text block
+.TP
+\fB\-x\fR, \fB\-\-xpos\fR \fIx\fR
+ Set bounding box x coordinate
+.TP
+\fB\-y\fR, \fB\-\-ypos\fR \fIy\fR
+ Set bounding box y coordinate
+.TP
+\fB\-W\fR, \fB\-\-width\fR \fIwidth\fR
+ Set bounding box width
+.TP
+\fB\-H\fR, \fB\-\-height\fR \fIheight\fR
+ Set bounding box height
+.TP
+\fB\-V\fR, \fB\-\-version\fR
+ Print version information and exit
+.SH AUTHORS
Rainer Böhme <rfxswf@reflex-studio.de>
-
+.TP
+Matthias Kramm <kramm@quiss.org>
#include <fcntl.h>
#include "../lib/rfxswf.h"
#include "../lib/args.h"
+#include "../lib/utf8.h"
-char * filename = 0;
+static char * filename = 0;
+static char showfonts = 0;
+static int x=0,y=0,w=0,h=0;
-struct options_t options[] =
-{
- {"v","verbose"},
- {"V","version"},
- {0,0}
+static struct options_t options[] = {
+{"f", "fonts"},
+{"x", "xpos"},
+{"y", "ypos"},
+{"W", "width"},
+{"H", "height"},
+{"V", "version"},
+{0,0}
};
int args_callback_option(char*name,char*val)
if(!strcmp(name, "V")) {
printf("swfstrings - part of %s %s\n", PACKAGE, VERSION);
exit(0);
+ } else if(!strcmp(name, "x")) {
+ x = atoi(val);
+ return 1;
+ } else if(!strcmp(name, "y")) {
+ y = atoi(val);
+ return 1;
+ } else if(!strcmp(name, "W")) {
+ w = atoi(val);
+ return 1;
+ } else if(!strcmp(name, "H")) {
+ h = atoi(val);
+ return 1;
+ } else if(!strcmp(name, "f")) {
+ showfonts = 1;
+ return 0;
+ } else if(!strcmp(name, "V")) {
+ printf("swfstrings - part of %s %s\n", PACKAGE, VERSION);
+ exit(0);
+ } else {
+ fprintf(stderr, "Unknown option: -%s\n", name);
+ exit(1);
}
return 0;
}
{
return args_long2shortoption(options, name, val);
}
-void args_callback_usage(char*name)
-{
- printf("\nreflex SWF Text Scan Utility\n(w) 2000 by Rainer Boehme <rb@reflex-studio.de>\n\nUsage: %s filename.swf\n", name);
- exit(0);
+void args_callback_usage(char *name)
+{
+ printf("\n");
+ printf("Usage: %s [options] file.swf\n", name);
+ printf("\n");
+ printf("-f , --fonts Print out font information for each text block\n");
+ printf("-x , --xpos <x> Set bounding box x coordinate\n");
+ printf("-y , --ypos <y> Set bounding box y coordinate\n");
+ printf("-W , --width <width> Set bounding box width\n");
+ printf("-H , --height <height> Set bounding box height\n");
+ printf("-V , --version Print version information and exit\n");
+ printf("\n");
}
int args_callback_command(char*name,char*val)
{
return 0;
}
-SWF swf;
-
+static SWF swf;
+static int fontnum = 0;
+static SWFFONT**fonts = 0;
+
+void fontcallback1(void*self, U16 id,U8 * name)
+{ fontnum++;
+}
+
+void fontcallback2(void*self, U16 id,U8 * name)
+{
+ swf_FontExtract(&swf,id,&fonts[fontnum]);
+ fontnum++;
+}
+
+
+void textcallback(void*self, int*glyphs, int*advance, int nr, int fontid, int fontsize, int startx, int starty, RGBA*color)
+{
+ SWFFONT*font = 0;
+ int t;
+ for(t=0;t<fontnum;t++)
+ {
+ if(fonts[t]->id == fontid) {
+ font = fonts[t];
+ break;
+ }
+ }
+
+ if(showfonts) {
+ if(font)
+ printf("#<font %d \"%s\"%s%s>\n", fontid, font->name, swf_FontIsBold(font)?" bold":"",swf_FontIsItalic(font)?" italic":"");
+ printf("#<color #%02x%02x%02x%02x>\n", color->r, color->g, color->b, color->a);
+ printf("#<size %d>\n", fontsize);
+ }
+
+ for(t=0;t<nr;t++)
+ {
+ int xx = startx + advance[t]/20;
+ if(x|y|w|h) {
+ /* TODO: this does not do any matrix handling yet */
+
+ if(xx < x || starty < y || xx > x+w || starty > y+h) {
+ /* outside of bounding box */
+ continue;
+ }
+ }
+
+ unsigned char a;
+ int advance = 0;
+ if(font>=0) {
+ if(glyphs[t]<0 || glyphs[t] >= font->numchars /*glyph is not in range*/
+ || !font->glyph2ascii /* font has ascii<->glyph mapping */
+ ) a = glyphs[t];
+ else {
+ if(font->glyph2ascii[glyphs[t]])
+ a = font->glyph2ascii[glyphs[t]];
+ else
+ a = glyphs[t];
+ }
+ } else {
+ a = glyphs[t];
+ }
+
+ if(a>=32) {
+ char* utf8 = getUTF8(a);
+ printf("%s", utf8);
+ } else {
+ printf("\\x%x", (int)a);
+ }
+ }
+ printf("\n");
+}
+
void fontcallback(void*self,U16 id,U8 * name)
{ SWFFONT* font;
TAG* t;
swf_FontExtract(&swf,id,&font);
- printf("#<font %d \"%s\"%s%s>\n",id, name,swf_FontIsBold(font)?" bold":"",swf_FontIsItalic(font)?" italic":"");
t = swf.firstTag;
- while (t)
- {
- if(swf_isTextTag(t))
- swf_TextPrintDefineText(t,font);
- t = swf_NextTag(t);
- }
-
swf_FontFree(font);
}
-int main (int argc,char ** argv)
-{ int f;
- processargs(argc, argv);
- if(!filename)
- exit(0);
+int main (int argc,char ** argv)
+{
+ int f;
+ processargs(argc, argv);
+ if(!filename)
+ exit(0);
- f = open(filename,O_RDONLY|O_BINARY);
- if (f>=0)
- { if FAILED(swf_ReadSWF(f,&swf))
- { fprintf(stderr,"%s is not a valid SWF file or contains errors.\n",filename);
- close(f);
+ f = open(filename,O_RDONLY|O_BINARY);
+ if (f<0 || swf_ReadSWF(f,&swf)<0) {
+ fprintf(stderr,"%s is not a valid SWF file or contains errors.\n",filename);
+ if(f>=0) close(f);
+ exit(-1);
}
- else
- { close(f);
- swf_FontEnumerate(&swf,&fontcallback,0);
- swf_FreeTags(&swf);
+ close(f);
+
+ if(x|y|w|h) {
+ if(!w) w = (swf.movieSize.xmax - swf.movieSize.xmin) / 20;
+ if(!h) h = (swf.movieSize.ymax - swf.movieSize.ymin) / 20;
+ }
+
+ fontnum = 0;
+ swf_FontEnumerate(&swf,&fontcallback1, 0);
+ fonts = (SWFFONT**)malloc(fontnum*sizeof(SWFFONT*));
+ fontnum = 0;
+ swf_FontEnumerate(&swf,&fontcallback2, 0);
+
+ TAG*tag = swf.firstTag;
+ while (tag)
+ {
+ if(swf_isTextTag(tag)) {
+ swf_ParseDefineText(tag, textcallback, 0);
+ }
+ tag = tag->next;
}
- } else {
- fprintf(stderr,"File not found: %s\n",argv[1]);
- }
- return 0;
+ swf_FreeTags(&swf);
+ return 0;
}