char* extractfontids = 0;
char* extractpngids = 0;
char* extractsoundids = 0;
+char* extractbinaryids = 0;
+char* extractanyids = 0;
char extractmp3 = 0;
char* extractname = 0;
char movetozero = 0;
int numextracts = 0;
+char *outputformat = NULL;
struct options_t options[] =
{
{"i","id"},
{"j","jpegs"},
{"p","pngs"},
+ {"a","any"},
{"P","placeobject"},
{"0","movetozero"},
{"m","mp3"},
{"f","frame"},
{"F","font"},
{"V","version"},
+ {"b","binary"},
+ {"O","outputformat"},
{0,0}
};
fprintf(stderr, "Only one --jpegs argument is allowed. (Try to use a range, e.g. -j 1,2,3)\n");
exit(1);
}
+ /* TODO: count number of IDs in val range */
numextracts++;
extractjpegids = val;
return 1;
extractsoundids = val;
return 1;
}
+ else if(!strcmp(name, "b")) {
+ if(extractbinaryids) {
+ fprintf(stderr, "Only one --binary argument is allowed. (Try to use a range, e.g. -s 1,2,3)\n");
+ exit(1);
+ }
+ numextracts++;
+ extractbinaryids = val;
+ return 1;
+ }
#ifdef _ZLIB_INCLUDED_
else if(!strcmp(name, "p")) {
if(extractpngids) {
return 1;
}
#endif
+ else if(!strcmp(name, "a")) {
+ numextracts++;
+ extractanyids = val;
+ return 1;
+ }
else if(!strcmp(name, "f")) {
numextracts++;
extractframes = val;
hollow = 1;
return 0;
}
+ else if (!strcmp(name, "O")) {
+ outputformat = val;
+ return 1;
+ }
else {
printf("Unknown option: -%s\n", name);
exit(1);
return 0;
}
+void prepare_name(char *buf, size_t len, const char *prefix,
+ const char *suffix, int idx) {
+ if (outputformat!=NULL) {
+ // override default file name formatting
+ // make sure single-file behavior is not used
+ numextracts = -1;
+ // Other parts of codebase use vsnprintf, so I assume snprintf
+ // is available on all platforms that swftools currently works on.
+ // We need to check for buffer overflows now that the user is
+ // supplying the format string.
+ snprintf(buf,len,outputformat,idx,suffix);
+ } else {
+ // use default file name formatting, unchanged
+ sprintf(buf,"%s%d.%s",prefix,idx,suffix);
+ }
+}
+
U8 mainr,maing,mainb;
/* 1 = used, not expanded,
3 = used, expanded
if(t == 4 && (tag->id == ST_DEFINESOUND)) {
show = 1;
}
- if(t == 5 && (tag->id == ST_DEFINEFONT || tag->id == ST_DEFINEFONT2)) {
+ if(t == 5 && (tag->id == ST_DEFINEFONT || tag->id == ST_DEFINEFONT2 || tag->id == ST_DEFINEFONT3)) {
show = 1;
}
+ if (t== 6 && (tag->id == ST_DEFINEBINARY)) {
+ show = 1;
+ }
return show;
}
char first;
int t;
int frame = 0;
- char*names[] = {"Shape", "MovieClip", "JPEG", "PNG", "Sound", "Font"};
- char*options[] = {"-i", "-i", "-j", "-p", "-s", "-F"};
+ char*names[] = {"Shape", "MovieClip", "JPEG", "PNG", "Sound", "Font", "Binary"};
+ char*options[] = {"-i", "-i", "-j", "-p", "-s", "-F","-b"};
int mp3=0;
printf("Objects in file %s:\n",filename);
swf_FoldAll(swf);
printf(" [-m] 1 MP3 Soundstream\n");
}
-void handlefont(SWF*swf, TAG*tag)
+int handlefont(SWF*swf, TAG*tag)
{
SWFFONT* f=0;
U16 id;
int t;
id = swf_GetDefineID(tag);
- sprintf(name, "font%d.swf", id);
+ prepare_name(name, sizeof(name), "font", "swf", id);
if(numextracts==1) {
filename = destfilename;
}
swf_FontExtract(swf, id, &f);
if(!f) {
- printf("Couldn't extract font %d\n", id);
- return;
+ if (!extractanyids) {
+ printf("Couldn't extract font %d\n", id);
+ }
+ return 0;
}
- if(!f->layout)
- swf_FontCreateLayout(f);
swf_WriteFont(f, filename);
swf_FontFree(f);
+ return 1;
}
-U8*jpegtables = 0;
-int jpegtablessize;
+static char has_jpegtables=0;
+static U8*jpegtables = 0;
+static int jpegtablessize = 0;
void handlejpegtables(TAG*tag)
{
if(tag->id == ST_JPEGTABLES) {
jpegtables = tag->data;
jpegtablessize = tag->len;
+ has_jpegtables = 1;
}
}
{
int t;
int pos=-1;
- for(t=0;t<len;t++) {
+ for(t=0;t<len-4;t++) {
if(data[t ]==0xff &&
data[t+1]==0xd9 &&
data[t+2]==0xff &&
}
/* extract jpeg data out of a tag */
-void handlejpeg(TAG*tag)
+int handlejpeg(TAG*tag)
{
char name[80];
char*filename = name;
FILE*fi;
- sprintf(name, "pic%d.jpg", GET16(tag->data));
+ prepare_name(name, sizeof(name), "pic", "jpg", GET16(tag->data));
if(numextracts==1) {
filename = destfilename;
if(!strcmp(filename,"output.swf"))
/* 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_DEFINEBITSJPEG && tag->len>2 && jpegtables) {
+ if(tag->id == ST_DEFINEBITSJPEG && tag->len>2 && has_jpegtables) {
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)
+ if(jpegtablessize>=2) {
+ 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)
+ } else {
+ fwrite(tag->data+2, tag->len-2, 1, fi);
+ }
fclose(fi);
}
else if(tag->id == ST_DEFINEBITSJPEG2 && tag->len>2) {
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(filename, "wb");
- fwrite(&tag->data[6], pos-6, 1, fi);
- fwrite(&tag->data[pos+4], end-(pos+4), 1, fi);
- fclose(fi);
+ if(pos<0) {
+ fi = save_fopen(filename, "wb");
+ fwrite(&tag->data[6], end-6, 1, fi);
+ fclose(fi);
+ } else {
+ pos+=6;
+ 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);
+ if (!extractanyids) {
+ fprintf(stderr, "Object %d is not a JPEG picture!\n", id);
+ exit(1);
+ }
+ return 0;
}
+ return 1;
}
#ifdef _ZLIB_INCLUDED_
static void png_start_chunk(FILE*fi, char*type, int len)
{
U8 mytype[4]={0,0,0,0};
- U32 mylen = REVERSESWAP32(len);
+ U32 mylen = BE_32_TO_NATIVE(len);
memcpy(mytype,type,strlen(type));
fwrite(&mylen, 4, 1, fi);
mycrc32=0xffffffff;
}
static void png_end_chunk(FILE*fi)
{
- U32 tmp = REVERSESWAP32((mycrc32^0xffffffff));
+ U32 tmp = BE_32_TO_NATIVE((mycrc32^0xffffffff));
fwrite(&tmp,4,1,fi);
}
This routine was originally meant to be a one-pager. I just
didn't know png is _that_ much fun. :) -mk
*/
-void handlelossless(TAG*tag)
+int handlelossless(TAG*tag)
{
char name[80];
char*filename = name;
if(tag->id != ST_DEFINEBITSLOSSLESS &&
tag->id != ST_DEFINEBITSLOSSLESS2) {
int id = GET16(tag->data);
- fprintf(stderr, "Object %d is not a PNG picture!\n",id);
- exit(1);
+ if (!extractanyids) {
+ fprintf(stderr, "Object %d is not a PNG picture!\n",id);
+ exit(1);
+ }
+ return 0;
}
id =swf_GetU16(tag);
fprintf(stderr, "Can't handle 16-bit palette images yet (image %d)\n",id);
else
fprintf(stderr, "Unknown image type %d in image %d\n", format, id);
- return;
+ return 0;
}
width = swf_GetU16(tag);
height = swf_GetU16(tag);
} while(error == Z_BUF_ERROR);
if(error != Z_OK) {
fprintf(stderr, "Zlib error %d (image %d)\n", error, id);
- return;
+ return 0;
}
msg("<verbose> Uncompressed image is %d bytes (%d colormap)", datalen, (3+alpha)*cols);
pos = 0;
- datalen2 = datalen;
+ datalen2 = datalen+16;
data2 = malloc(datalen2);
palette = (RGBA*)malloc(cols*sizeof(RGBA));
}
}
- sprintf(name, "pic%d.png", id);
+ prepare_name(name, sizeof(name), "pic", "png", id);
if(numextracts==1) {
filename = destfilename;
if(!strcmp(filename,"output.swf"))
png_write_byte(fi,2); //rgb
else if(format == 5 && alpha==1)
png_write_byte(fi,6); //rgba
- else return;
+ else return 0;
png_write_byte(fi,0); //compression mode
png_write_byte(fi,0); //filter mode
if(compress (data2, &datalen2, data3, datalen3) != Z_OK) {
fprintf(stderr, "zlib error in pic %d\n", id);
- return;
+ return 0;
}
msg("<verbose> Compressed data is %d bytes", datalen2);
png_start_chunk(fi, "IDAT", datalen2);
free(data);
free(data2);
free(data3);
+ return 1;
}
#endif
-FILE*mp3file;
+static FILE*mp3file=0;
void handlesoundstream(TAG*tag)
{
char*filename = "output.mp3";
}
}
-void handledefinesound(TAG*tag)
+int handledefinesound(TAG*tag)
{
U8 flags;
U32 samples;
} 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";
+ } else {
+ return 0;
}
- sprintf(buf, "sound%d.%s", id, extension);
+ prepare_name(buf, sizeof(buf), "sound", extension, id);
if(numextracts==1) {
filename = destfilename;
if(!strcmp(filename,"output.swf")) {
fi = save_fopen(filename, "wb");
fwrite(&tag->data[tag->pos], tag->len - tag->pos, 1, fi);
fclose(fi);
+ return 1;
+}
+
+int handlebinary(TAG*tag) {
+ FILE *fout = NULL;
+ char buf[100];
+ char *filename = buf;
+ int len = tag->memsize;
+ int dx = 6; // offset to binary data
+ if (tag->id!=ST_DEFINEBINARY) {
+ if (!extractanyids) {
+ fprintf(stderr, "Object %d is not a binary entity!\n",
+ GET16(tag->data));
+ }
+ return 0;
+ }
+ prepare_name(buf, sizeof(buf), "binary", "bin", GET16(tag->data));
+ if(numextracts==1) {
+ filename = destfilename;
+ if(!strcmp(filename,"output.swf")) {
+ sprintf(buf, "output.bin");
+ filename = buf;
+ }
+ }
+ fout = fopen(filename, "wb");
+ fwrite(tag->data+dx,len-dx,1,fout);
+ fclose(fout);
+ return 1;
}
int main (int argc,char ** argv)
processargs(argc, argv);
if(!extractframes && !extractids && ! extractname && !extractjpegids && !extractpngids
- && !extractmp3 && !extractsoundids && !extractfontids)
+ && !extractmp3 && !extractsoundids && !extractfontids && !extractbinaryids && !extractanyids)
listavailable = 1;
if(!originalplaceobjects && movetozero) {
handlesoundstream(tag);
}
- if(tag->id == ST_JPEGTABLES)
+ if(tag->id == ST_JPEGTABLES) {
handlejpegtables(tag);
+ }
if(swf_isDefiningTag(tag)) {
int id = swf_GetDefineID(tag);
if(extractsoundids && is_in_range(id, extractsoundids)) {
handledefinesound(tag);
}
+ if(extractbinaryids && is_in_range(id, extractbinaryids)) {
+ handlebinary(tag);
+ }
#ifdef _ZLIB_INCLUDED_
if(extractpngids && is_in_range(id, extractpngids)) {
handlelossless(tag);
}
#endif
+ if(extractanyids && is_in_range(id, extractanyids)) {
+ if (handlefont(&swf,tag)) {
+ // pass
+ } else if (handlejpeg(tag)) {
+ // pass
+ } else if (handlebinary(tag)) {
+ // pass
+#ifdef _ZLIB_INCLUDED_
+ } else if (handlelossless(tag)) {
+ // pass
+#endif
+ } else if (handledefinesound(tag)) {
+ // Not sure if sound code checks carefully for type.
+ // pass
+ } else {
+ printf("#%d not processed\n", id);
+ }
+ }
}
else if (tag->id == ST_SETBACKGROUNDCOLOR) {
mainr = tag->data[0];
if (found)
extractTag(&swf, destfilename);
- if(mp3file)
+ if(mp3file) {
fclose(mp3file);
+ } else {
+ if(extractmp3) {
+ msg("<error> Didn't find a soundstream in file");
+ }
+ }
swf_FreeTags(&swf);
return 0;
git.asbjorn.biz / swftools.git / blobdiff