Part of the swftools package.
Copyright (c) 2001 Matthias Kramm <kramm@quiss.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
- This file is distributed under the GPL, see file COPYING for details */
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <unistd.h>
#include <stdio.h>
#include "../lib/rfxswf.h"
#include "../lib/args.h"
#include "../lib/log.h"
-#include "reloc.h"
#ifdef HAVE_ZLIB_H
#ifdef HAVE_LIBZ
#include "zlib.h"
char* extractids = 0;
char* extractframes = 0;
char* extractjpegids = 0;
+char* extractfontids = 0;
char* extractpngids = 0;
+char* extractsoundids = 0;
char extractmp3 = 0;
char* extractname = 0;
char hollow = 0;
+char originalplaceobjects = 0;
int numextracts = 0;
{"i","id"},
{"j","jpegs"},
{"p","pngs"},
+ {"P","placeobject"},
{"m","mp3"},
+ {"s","sound"},
{"n","name"},
{"f","frame"},
+ {"F","font"},
{"V","version"},
{0,0}
};
extractjpegids = val;
return 1;
}
+ else if(!strcmp(name, "F")) {
+ if(extractfontids) {
+ fprintf(stderr, "Only one --font argument is allowed. (Try to use a range, e.g. -s 1,2,3)\n");
+ exit(1);
+ }
+ numextracts++;
+ extractfontids = val;
+ return 1;
+ }
+ else if(!strcmp(name, "s")) {
+ if(extractsoundids) {
+ fprintf(stderr, "Only one --sound argument is allowed. (Try to use a range, e.g. -s 1,2,3)\n");
+ exit(1);
+ }
+ numextracts++;
+ extractsoundids = val;
+ return 1;
+ }
#ifdef _ZLIB_INCLUDED_
else if(!strcmp(name, "p")) {
if(extractpngids) {
- fprintf(stderr, "Only one --pngs argument is allowed. (Try to use a range, e.g. -p 1,2,3)\n");
+ fprintf(stderr, "Only one --png argument is allowed. (Try to use a range, e.g. -p 1,2,3)\n");
exit(1);
}
numextracts++;
extractframes = val;
return 1;
}
+ else if(!strcmp(name, "P")) {
+ originalplaceobjects = 1;
+ return 0;
+ }
else if(!strcmp(name, "w")) {
hollow = 1;
return 0;
}
else {
printf("Unknown option: -%s\n", name);
- return 0;
+ exit(1);
}
return 0;
printf("Usage: %s [-v] [-n name] [-ijf ids] file.swf\n", name);
printf("\t-v , --verbose\t\t\t Be more verbose\n");
printf("\t-o , --output filename\t\t set output filename\n");
- printf("\t-n , --name name\t\t instance name of the object to extract\n");
- printf("\t-i , --id IDs\t\t\t ID of the object to extract\n");
- printf("\t-j , --jpeg IDs\t\t\t IDs of the JPEG pictures to extract\n");
+ printf("\t-V , --version\t\t\t Print program version and exit\n\n");
+ printf("SWF Subelement extraction:\n");
+ printf("\t-n , --name name\t\t instance name of the object (SWF Define) to extract\n");
+ printf("\t-i , --id ID\t\t\t ID of the object, shape or movieclip to extract\n");
+ printf("\t-f , --frame frames\t\t frame numbers to extract\n");
+ printf("\t-w , --hollow\t\t\t hollow mode: don't remove empty frames\n");
+ printf("\t \t\t\t (use with -f)\n");
+ printf("\t-P , --placeobject\t\t\t Insert original placeobject into output file\n");
+ printf("\t \t\t\t (use with -i)\n");
+ printf("SWF Font/Text extraction:\n");
+ printf("\t-F , --font ID\t\t\t Extract font(s)\n");
+ printf("Picture extraction:\n");
+ printf("\t-j , --jpeg ID\t\t\t Extract JPEG picture(s)\n");
#ifdef _ZLIB_INCLUDED_
- printf("\t-p , --pngs IDs\t\t\t IDs of the PNG pictures to extract\n");
+ printf("\t-p , --pngs ID\t\t\t Extract PNG picture(s)\n");
#endif
+ printf("\n");
+ printf("Sound extraction:\n");
printf("\t-m , --mp3\t\t\t Extract main mp3 stream\n");
- printf("\t-f , --frame frames\t\t frame numbers to extract\n");
- printf("\t-w , --hollow\t\t\t hollow mode: don't remove empty frames (use with -f)\n");
- printf("\t-V , --version\t\t\t Print program version and exit\n");
+ printf("\t-s , --sound ID\t\t\t Extract Sound(s)\n");
}
int args_callback_command(char*name,char*val)
{
TAG*tags[65536];
int changed;
char * tagused;
+int extractname_id = -1;
void idcallback(void*data)
{
void enumerateIDs(TAG*tag, void(*callback)(void*))
{
- U8*data;
+/* U8*data;
int len = tag->len;
if(tag->len>=64) {
len += 6;
memcpy(&data[2], tag->data, tag->len);
}
map_ids_mem(data, len, callback);
+ */
+ int num = swf_GetNumUsedIDs(tag);
+ int *ptr = malloc(sizeof(int)*num);
+ int t;
+ swf_GetUsedIDs(tag, ptr);
+ for(t=0;t<num;t++)
+ callback(&tag->data[ptr[t]]);
}
void extractTag(SWF*swf, char*filename)
TAG*desttag;
TAG*srctag;
RGBA rgb;
+ SRECT objectbbox;
char sprite;
int f;
int t;
rgb.b = mainb;
swf_SetRGB(desttag,&rgb);
+ swf_GetRect(0, &objectbbox);
+
do {
changed = 0;
for(t=0;t<65536;t++) {
if(used[t] && !(used[t]&2)) {
- if(tags[t]->id==ST_DEFINESPRITE) {
+ if(tags[t]==0) {
+ msg("<warning> ID %d is referenced, but never defined.", t);
+ } else if(tags[t]->id==ST_DEFINESPRITE) {
TAG*tag = tags[t];
while(tag->id != ST_END)
{
sprite = 1;
if(swf_isDefiningTag(srctag)) {
int id = swf_GetDefineID(srctag);
- if(used[id])
+ if(used[id]) {
+ SRECT b;
copy = 1;
+ b = swf_GetDefineBBox(srctag);
+ swf_ExpandRect2(&objectbbox, &b);
+ }
} else
- if (((srctag->id == ST_PLACEOBJECT ||
- srctag->id == ST_PLACEOBJECT2 ||
- srctag->id == ST_STARTSOUND) && (used[swf_GetPlaceID(srctag)]&4) ) ||
+ if (((((srctag->id == ST_PLACEOBJECT || srctag->id == ST_PLACEOBJECT2) && originalplaceobjects)
+ || srctag->id == ST_STARTSOUND) && (used[swf_GetPlaceID(srctag)]&4) ) ||
(swf_isPseudoDefiningTag(srctag) && used[swf_GetDefineID(srctag)]) ||
(tagused[tagnum]))
{
srctag = srctag->next;
tagnum ++;
}
- if(!extractframes && !hollow)
+ if(!extractframes && !hollow) {
+ if(!originalplaceobjects && (extractids||extractname_id>=0)) {
+ int t;
+ int s=0;
+ if((objectbbox.xmin|objectbbox.ymin|objectbbox.xmax|objectbbox.ymax)!=0)
+ newswf.movieSize = objectbbox;
+ if(extractname_id>=0) {
+ desttag = swf_InsertTag(desttag, ST_PLACEOBJECT2);
+ swf_ObjectPlace(desttag, extractname_id, extractname_id, 0,0,extractname);
+ } else {
+ for(t=0;t<65536;t++) {
+ if(is_in_range(t, extractids)) {
+ desttag = swf_InsertTag(desttag, ST_PLACEOBJECT2);
+ swf_ObjectPlace(desttag, t, t, 0,0,0);
+ s++;
+ if(s==2)
+ printf("warning! You should use the -P when extracting multiple objects\n");
+ }
+ }
+ }
+ }
desttag = swf_InsertTag(desttag,ST_SHOWFRAME);
-
+ }
desttag = swf_InsertTag(desttag,ST_END);
- f = open(filename, O_TRUNC|O_WRONLY|O_CREAT, 0644);
+ f = open(filename, O_TRUNC|O_WRONLY|O_CREAT|O_BINARY, 0644);
if FAILED(swf_WriteSWF(f,&newswf)) fprintf(stderr,"WriteSWF() failed.\n");
close(f);
char first;
int t;
int frame = 0;
- char*names[] = {"Shapes","MovieClips","JPEGs","PNGs","Sounds","Frames"};
+ char*names[] = {"Shapes","MovieClips","JPEGs","PNGs","Sounds","Fonts"};
printf("Objects in file %s:\n",filename);
- for(t=0;t<6;t++) {
+ for(t=0;t<sizeof(names)/sizeof(names[0]);t++) {
tag = swf->firstTag;
first = 1;
while(tag) {
sprintf(text,"%d", swf_GetDefineID(tag));
}
- if(t == 5 && (tag->id == ST_SHOWFRAME)) {
+ if(t == 5 && (tag->id == ST_DEFINEFONT || tag->id == ST_DEFINEFONT2)) {
show = 1;
- sprintf(text,"%d", frame);
- frame ++;
+ sprintf(text,"%d", swf_GetDefineID(tag));
}
-
+
if(show) {
if(!first)
printf(", ");
if(!first)
printf("\n");
}
+
+ if(frame)
+ printf("Frames: 0-%d\n", frame);
+ else
+ printf("Frames: 0\n");
+}
+
+void handlefont(SWF*swf, TAG*tag)
+{
+ SWFFONT* f=0;
+ U16 id;
+ char name[80];
+ char*filename = name;
+ int t;
+
+ id = swf_GetDefineID(tag);
+ sprintf(name, "font%d.swf", id);
+ if(numextracts==1) {
+ filename = destfilename;
+ }
+
+ swf_FontExtract(swf, id, &f);
+ if(!f) {
+ printf("Couldn't extract font %d\n", id);
+ return;
+ }
+ if(!f->layout)
+ swf_FontCreateLayout(f);
+
+ swf_WriteFont(f, filename);
+ swf_FontFree(f);
}
U8*jpegtables = 0;
void handlejpeg(TAG*tag)
{
char name[80];
+ char*filename = name;
FILE*fi;
- sprintf(name, "pic%d.jpeg", GET16(tag->data));
+
+ sprintf(name, "pic%d.jpg", GET16(tag->data));
+ if(numextracts==1) {
+ filename = destfilename;
+ if(!strcmp(filename,"output.swf"))
+ filename = "output.jpg";
+ }
/* swf jpeg images have two streams, which both start with ff d8 and
end with ff d9. The following code handles sorting the middle
<ff d9 ff d8> bytes out, so that one stream remains */
if(tag->id == ST_DEFINEBITS && tag->len>2 && jpegtables) {
- fi = save_fopen(name, "wb");
+ fi = save_fopen(filename, "wb");
fwrite(jpegtables, 1, jpegtablessize-2, fi); //don't write end tag (ff,d8)
fwrite(&tag->data[2+2], tag->len-2-2, 1, fi); //don't write start tag (ff,d9)
fclose(fi);
}
- if(tag->id == ST_DEFINEBITSJPEG2 && tag->len>2) {
+ else if(tag->id == ST_DEFINEBITSJPEG2 && tag->len>2) {
int end = tag->len;
int pos = findjpegboundary(&tag->data[2], tag->len-2);
if(pos<0)
return;
pos+=2;
- fi = save_fopen(name, "wb");
+ fi = save_fopen(filename, "wb");
fwrite(&tag->data[2], pos-2, 1, fi);
fwrite(&tag->data[pos+4], end-(pos+4), 1, fi);
fclose(fi);
}
- if(tag->id == ST_DEFINEBITSJPEG3 && tag->len>6) {
+ else if(tag->id == ST_DEFINEBITSJPEG3 && tag->len>6) {
U32 end = GET32(&tag->data[2])+6;
int pos = findjpegboundary(&tag->data[6], tag->len-6);
if(pos<0)
return;
pos+=6;
- fi = save_fopen(name, "wb");
+ fi = save_fopen(filename, "wb");
fwrite(&tag->data[6], pos-6, 1, fi);
fwrite(&tag->data[pos+4], end-(pos+4), 1, fi);
fclose(fi);
}
+ else {
+ int id = GET16(tag->data);
+ fprintf(stderr, "Object %d is not a JPEG picture!\n",id);
+ exit(1);
+ }
}
#ifdef _ZLIB_INCLUDED_
void handlelossless(TAG*tag)
{
char name[80];
+ char*filename = name;
FILE*fi;
int width, height;
int crc;
make_crc32_table();
if(tag->id != ST_DEFINEBITSLOSSLESS &&
- tag->id != ST_DEFINEBITSLOSSLESS2)
- return;
+ tag->id != ST_DEFINEBITSLOSSLESS2) {
+ int id = GET16(tag->data);
+ fprintf(stderr, "Object %d is not a PNG picture!\n",id);
+ exit(1);
+ }
id =swf_GetU16(tag);
format = swf_GetU8(tag);
// if(format == 5) cols = swf_GetU32(tag) + 1;
else cols = 0;
- logf("<verbose> Width %d", width);
- logf("<verbose> Height %d", height);
- logf("<verbose> Format %d", format);
- logf("<verbose> Cols %d", cols);
- logf("<verbose> Bpp %d", bpp);
+ msg("<verbose> Width %d", width);
+ msg("<verbose> Height %d", height);
+ msg("<verbose> Format %d", format);
+ msg("<verbose> Cols %d", cols);
+ msg("<verbose> Bpp %d", bpp);
datalen = (width*height*bpp/8+cols*8);
do {
fprintf(stderr, "Zlib error %d (image %d)\n", error, id);
return;
}
- logf("<verbose> Uncompressed image is %d bytes (%d colormap)", datalen, (3+alpha)*cols);
+ msg("<verbose> Uncompressed image is %d bytes (%d colormap)", datalen, (3+alpha)*cols);
pos = 0;
datalen2 = datalen;
data2 = malloc(datalen2);
}
sprintf(name, "pic%d.png", id);
- fi = save_fopen(name, "wb");
+ if(numextracts==1) {
+ filename = destfilename;
+ if(!strcmp(filename,"output.swf"))
+ filename = "output.png";
+ }
+ fi = save_fopen(filename, "wb");
fwrite(head,sizeof(head),1,fi);
png_start_chunk(fi, "IHDR", 13);
fprintf(stderr, "zlib error in pic %d\n", id);
return;
}
- logf("<verbose> Compressed data is %d bytes", datalen2);
+ msg("<verbose> Compressed data is %d bytes", datalen2);
png_start_chunk(fi, "IDAT", datalen2);
png_write_bytes(fi,data2,datalen2);
png_end_chunk(fi);
case ST_SOUNDSTREAMHEAD:
if((tag->data[1]&0x30) == 0x20) { //mp3 compression
mp3file = fopen(filename, "wb");
- logf("<notice> Writing mp3 data to %s",filename);
+ msg("<notice> Writing mp3 data to %s",filename);
}
else
- logf("<error> Soundstream is not mp3");
+ msg("<error> Soundstream is not mp3");
break;
case ST_SOUNDSTREAMHEAD2:
if((tag->data[1]&0x30) == 0x20) {//mp3 compression
- mp3file = fopen("mainstream.mp3", "wb");
- logf("<notice> Writing mp3 data to %s",filename);
+ mp3file = fopen(filename, "wb");
+ msg("<notice> Writing mp3 data to %s",filename);
}
else
- logf("<error> Soundstream is not mp3 (2)");
+ msg("<error> Soundstream is not mp3 (2)");
break;
case ST_SOUNDSTREAMBLOCK:
if(mp3file)
}
}
+void handledefinesound(TAG*tag)
+{
+ U8 flags;
+ U32 samples;
+ char buf[128];
+ char*filename = buf;
+ FILE*fi;
+ char*extension = 0;
+ int format;
+ U16 id;
+ int rate,bits,stereo;
+ char*rates[] = {"5500","11025","22050","44100"};
+ id = swf_GetU16(tag); //id
+
+ flags = swf_GetU8(tag);
+ format = flags>>4;
+ rate = (flags>>2)&3;
+ bits = flags&2?16:8;
+ stereo = flags&1;
+
+ samples = swf_GetU32(tag);
+
+ if(format == 2) { // mp3
+ swf_GetU16(tag); //numsamples_seek
+ extension = "mp3";
+ } else if(format == 0) { // raw
+ printf("Sound is RAW, format: %s samples/sec, %d bit, %s\n", rates[rate], bits, stereo?"stereo":"mono");
+ // TODO: convert to WAV
+ extension = "raw";
+ } else if(format == 1) { // adpcm
+ printf("Sound is ADPCM, format: %s samples/sec, %d bit, %s\n", rates[rate], bits, stereo?"stereo":"mono");
+ extension = "adpcm";
+ }
+ sprintf(buf, "sound%d.%s", id, extension);
+ if(numextracts==1) {
+ filename = destfilename;
+ if(!strcmp(filename,"output.swf")) {
+ sprintf(buf, "output.%s", extension);
+ filename = buf;
+ }
+ }
+ fi = save_fopen(filename, "wb");
+ fwrite(&tag->data[tag->pos], tag->len - tag->pos, 1, fi);
+ fclose(fi);
+}
+
int main (int argc,char ** argv)
{
TAG*tag;
processargs(argc, argv);
if(!extractframes && !extractids && ! extractname && !extractjpegids && !extractpngids
- && !extractmp3)
+ && !extractmp3 && !extractsoundids && !extractfontids)
listavailable = 1;
if(!filename)
}
initLog(0,-1,0,0,-1, verbose);
- f = open(filename,O_RDONLY);
+ f = open(filename,O_RDONLY|O_BINARY);
if (f<0)
{
if(tag->id == ST_SOUNDSTREAMHEAD ||
tag->id == ST_SOUNDSTREAMHEAD2 ||
tag->id == ST_SOUNDSTREAMBLOCK) {
- handlesoundstream(tag);
+ if(extractmp3)
+ handlesoundstream(tag);
}
if(tag->id == ST_JPEGTABLES)
used[id] = 5;
found = 1;
}
+ if(extractfontids && is_in_range(id, extractfontids)) {
+ handlefont(&swf, tag);
+ }
if(extractjpegids && is_in_range(id, extractjpegids)) {
handlejpeg(tag);
}
+ if(extractsoundids && is_in_range(id, extractsoundids)) {
+ handledefinesound(tag);
+ }
#ifdef _ZLIB_INCLUDED_
if(extractpngids && is_in_range(id, extractpngids)) {
handlelossless(tag);
found = 1;
tagused[tagnum] = 1;
depths[swf_GetDepth(tag)] = 1;
+ extractname_id = id;
}
}
else if(tag->id == ST_SHOWFRAME) {