X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fswfextract.c;h=9393ff62958efd8240b71e5a7149a6021585ab84;hb=3520d107a8da451695f0c8d8684cd7706fa3b662;hp=d7cbf100411673990c392eb82ba62869533779c0;hpb=60dea7f912ca4da6854676ce3c5f70089561423e;p=swftools.git diff --git a/src/swfextract.c b/src/swfextract.c index d7cbf10..9393ff6 100644 --- a/src/swfextract.c +++ b/src/swfextract.c @@ -4,8 +4,20 @@ Part of the swftools package. Copyright (c) 2001 Matthias Kramm + + 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 #include @@ -273,7 +285,9 @@ void extractTag(SWF*swf, char*filename) 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(" ID %d is referenced, but never defined.", t); + } else if(tags[t]->id==ST_DEFINESPRITE) { TAG*tag = tags[t]; while(tag->id != ST_END) { @@ -370,80 +384,104 @@ void extractTag(SWF*swf, char*filename) swf_FreeTags(&newswf); // cleanup } +int isOfType(int t, TAG*tag) +{ + int show = 0; + if(t == 0 && (tag->id == ST_DEFINESHAPE || + tag->id == ST_DEFINESHAPE2 || + tag->id == ST_DEFINESHAPE3)) { + show = 1; + } + if(t==1 && tag->id == ST_DEFINESPRITE) { + show = 1; + } + if(t == 2 && (tag->id == ST_DEFINEBITS || + tag->id == ST_DEFINEBITSJPEG2 || + tag->id == ST_DEFINEBITSJPEG3)) { + show = 1; + } + if(t == 3 && (tag->id == ST_DEFINEBITSLOSSLESS || + tag->id == ST_DEFINEBITSLOSSLESS2)) { + show = 1; + } + if(t == 4 && (tag->id == ST_DEFINESOUND)) { + show = 1; + } + if(t == 5 && (tag->id == ST_DEFINEFONT || tag->id == ST_DEFINEFONT2)) { + show = 1; + } + return show; +} + void listObjects(SWF*swf) { TAG*tag; char first; int t; int frame = 0; - char*names[] = {"Shapes","MovieClips","JPEGs","PNGs","Sounds","Fonts"}; + char*names[] = {"Shape", "MovieClip", "JPEG", "PNG", "Sound", "Font"}; printf("Objects in file %s:\n",filename); + swf_FoldAll(swf); for(t=0;tfirstTag; first = 1; while(tag) { - char show = 0; + if(isOfType(t,tag)) + nr++; + tag = tag->next; + } + if(!nr) + continue; + + printf(" %d %s%s: ID(s) ", nr, names[t], nr>1?"s":""); + + tag = swf->firstTag; + while(tag) { char text[80]; - if(t == 0 && - (tag->id == ST_DEFINESHAPE || - tag->id == ST_DEFINESHAPE2 || - tag->id == ST_DEFINESHAPE3)) { - show = 1; - sprintf(text,"%d", swf_GetDefineID(tag)); + char show = isOfType(t,tag); + int id; + if(!show) { + tag = tag->next; + continue; } + id = swf_GetDefineID(tag); - if(tag->id == ST_DEFINESPRITE) { - if (t == 1) { - show = 1; - sprintf(text,"%d", swf_GetDefineID(tag)); + if(id == lastid+1) { + follow=1; + } else { + if(first || !follow) { + if(!first) + printf(", "); + printf("%d", id); + } else { + if(lastprint + 1 == lastid) + printf(", %d, %d", lastid, id); + else + printf("-%d, %d", lastid, id); } - - while(tag->id != ST_END) - tag = tag->next; - } - - if(t == 2 && (tag->id == ST_DEFINEBITS || - tag->id == ST_DEFINEBITSJPEG2 || - tag->id == ST_DEFINEBITSJPEG3)) { - show = 1; - sprintf(text,"%d", swf_GetDefineID(tag)); - } - - if(t == 3 && (tag->id == ST_DEFINEBITSLOSSLESS || - tag->id == ST_DEFINEBITSLOSSLESS2)) { - show = 1; - sprintf(text,"%d", swf_GetDefineID(tag)); - } - - - if(t == 4 && (tag->id == ST_DEFINESOUND)) { - show = 1; - sprintf(text,"%d", swf_GetDefineID(tag)); - } - - if(t == 5 && (tag->id == ST_DEFINEFONT || tag->id == ST_DEFINEFONT2)) { - show = 1; - sprintf(text,"%d", swf_GetDefineID(tag)); - } - - if(show) { - if(!first) - printf(", "); - else - printf("%s: ", names[t]); - printf("%s", text); + lastprint = id; first = 0; + follow = 0; } + lastid = id; tag=tag->next; } - if(!first) - printf("\n"); + if(follow) { + if(lastprint + 1 == lastid) + printf(", %d", lastid); + else + printf("-%d", lastid); + } + printf("\n"); } if(frame) - printf("Frames: 0-%d\n", frame); + printf(" %d Frames: ID(s) 0-%d\n", frame, frame); else - printf("Frames: 0\n"); + printf(" 1 Frame: ID(s) 0\n"); } void handlefont(SWF*swf, TAG*tag) @@ -579,7 +617,7 @@ static void make_crc32_table(void) crc32_table[t] = c; } } -static void png_write_byte(FILE*fi, U8 byte) +static inline void png_write_byte(FILE*fi, U8 byte) { fwrite(&byte,1,1,fi); mycrc32 = crc32_table[(mycrc32 ^ byte) & 0xff] ^ (mycrc32 >> 8); @@ -676,11 +714,11 @@ void handlelossless(TAG*tag) // if(format == 5) cols = swf_GetU32(tag) + 1; else cols = 0; - logf(" Width %d", width); - logf(" Height %d", height); - logf(" Format %d", format); - logf(" Cols %d", cols); - logf(" Bpp %d", bpp); + msg(" Width %d", width); + msg(" Height %d", height); + msg(" Format %d", format); + msg(" Cols %d", cols); + msg(" Bpp %d", bpp); datalen = (width*height*bpp/8+cols*8); do { @@ -694,7 +732,7 @@ void handlelossless(TAG*tag) fprintf(stderr, "Zlib error %d (image %d)\n", error, id); return; } - logf(" Uncompressed image is %d bytes (%d colormap)", datalen, (3+alpha)*cols); + msg(" Uncompressed image is %d bytes (%d colormap)", datalen, (3+alpha)*cols); pos = 0; datalen2 = datalen; data2 = malloc(datalen2); @@ -724,8 +762,10 @@ void handlelossless(TAG*tag) png_write_byte(fi,8); if(format == 3) png_write_byte(fi,3); //indexed - else if(format == 5) + else if(format == 5 && alpha==0) png_write_byte(fi,2); //rgb + else if(format == 5 && alpha==1) + png_write_byte(fi,6); //rgba else return; png_write_byte(fi,0); //compression mode @@ -735,6 +775,7 @@ void handlelossless(TAG*tag) if(format == 3) { png_start_chunk(fi, "PLTE", 768); + for(t=0;t<256;t++) { png_write_byte(fi,palette[t].r); png_write_byte(fi,palette[t].g); @@ -752,12 +793,22 @@ void handlelossless(TAG*tag) { data3[pos2++]=0; //filter type if(bpp==32) { - // 32 bit to 24 bit "conversion" - for(x=0;x Compressed data is %d bytes", datalen2); + msg(" Compressed data is %d bytes", datalen2); png_start_chunk(fi, "IDAT", datalen2); png_write_bytes(fi,data2,datalen2); png_end_chunk(fi); @@ -800,18 +851,18 @@ void handlesoundstream(TAG*tag) case ST_SOUNDSTREAMHEAD: if((tag->data[1]&0x30) == 0x20) { //mp3 compression mp3file = fopen(filename, "wb"); - logf(" Writing mp3 data to %s",filename); + msg(" Writing mp3 data to %s",filename); } else - logf(" Soundstream is not mp3"); + msg(" Soundstream is not mp3"); break; case ST_SOUNDSTREAMHEAD2: if((tag->data[1]&0x30) == 0x20) {//mp3 compression mp3file = fopen(filename, "wb"); - logf(" Writing mp3 data to %s",filename); + msg(" Writing mp3 data to %s",filename); } else - logf(" Soundstream is not mp3 (2)"); + msg(" Soundstream is not mp3 (2)"); break; case ST_SOUNDSTREAMBLOCK: if(mp3file) @@ -827,25 +878,42 @@ void handledefinesound(TAG*tag) 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 - sprintf(buf, "sound%d.mp3", id); + + flags = swf_GetU8(tag); + format = flags>>4; + rate = (flags>>2)&3; + bits = flags&2?16:8; + stereo = flags&1; + + samples = swf_GetU32(tag); + extension = "raw"; + + 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")) - filename = "output.mp3"; - } - flags = swf_GetU8(tag); - if((flags>>4)!=2) { - printf("Sorry, can only extract MP3 sounds. Sound %d is ADPCM or RAW.\n", id); - /* not mp3 */ - return; + if(!strcmp(filename,"output.swf")) { + sprintf(buf, "output.%s", extension); + filename = buf; + } } - samples = swf_GetU32(tag); - - swf_GetU16(tag); //(only for mp3) numsamples_seek - fi = save_fopen(filename, "wb"); fwrite(&tag->data[tag->pos], tag->len - tag->pos, 1, fi); fclose(fi); @@ -874,7 +942,7 @@ int main (int argc,char ** argv) } initLog(0,-1,0,0,-1, verbose); - f = open(filename,O_RDONLY); + f = open(filename,O_RDONLY|O_BINARY); if (f<0) {