X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fswfextract.c;h=ee15f6235d044dec271a14a6affe24d82c4a00c7;hb=f72efb3e0b08321fe70a478bf939c312ed7564ce;hp=37724559bf786acea7e3ff29eec49f863a040303;hpb=d8c3da8ef4f7a7a504f682f1a1a973bcf7bf0cfb;p=swftools.git

diff --git a/src/swfextract.c b/src/swfextract.c
index 3772455..ee15f62 100644
--- a/src/swfextract.c
+++ b/src/swfextract.c
@@ -354,8 +354,34 @@ void extractTag(SWF*swf, char*filename)
     }
     if(!extractframes && !hollow) {
 	if(!originalplaceobjects && (extractids||extractname_id>=0)) {
+            int number = 0;
+            int id = 0;
 	    int t;
-	    int s=0;
+            TAG* objtag = 0;
+            SRECT bbox;
+            memset(&bbox, 0, sizeof(SRECT));
+	    for(t=0;t<65536;t++) {
+	        if(is_in_range(t, extractids)) {
+                    id = t;
+                    number++;
+                }
+            }
+            if(number>=2)
+		printf("warning! You should use the -P when extracting multiple objects\n");
+            if(number == 1) {
+                /* if there is only one object, we will scale it.
+                   So let's figure out it's bounding box */
+                TAG*tag = swf->firstTag;
+                while(tag) {
+                    if(swf_isDefiningTag(tag) && tag->id != ST_DEFINESPRITE) {
+                        if(swf_GetDefineID(tag) == id)
+                            bbox = swf_GetDefineBBox(tag);
+                        objtag = tag;
+                    }
+                    tag = tag->next;
+                }
+            }
+
 	    if((objectbbox.xmin|objectbbox.ymin|objectbbox.xmax|objectbbox.ymax)!=0)
 		newswf.movieSize = objectbbox;
 	    if(extractname_id>=0) {
@@ -364,11 +390,22 @@ void extractTag(SWF*swf, char*filename)
 	    } else {
 		for(t=0;t<65536;t++) {
 		    if(is_in_range(t, extractids)) {
+                        MATRIX m;
 			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");
+                        swf_GetMatrix(0, &m);
+                        if(objtag) {
+                            int width = bbox.xmax - bbox.xmin;
+                            int height = bbox.ymax - bbox.ymin;
+                            int max = width>height?width:height;
+                            m.tx = -bbox.xmin;
+                            m.ty = -bbox.ymin;
+                            if(max) {
+                                m.sx = (512*20*65536)/max;
+                                m.sy = (512*20*65536)/max;
+                            }
+                            newswf.movieSize = swf_TurnRect(newswf.movieSize, &m);
+                        }
+			swf_ObjectPlace(desttag, t, t, &m,0,0);
 		    }
 		}
 	    }
@@ -420,6 +457,8 @@ void listObjects(SWF*swf)
     int t;
     int frame = 0;
     char*names[] = {"Shape", "MovieClip", "JPEG", "PNG", "Sound", "Font"};
+    char*options[] = {"-i", "-i", "-j", "-p", "-s", "-F"};
+    int mp3=0;
     printf("Objects in file %s:\n",filename);
     swf_FoldAll(swf);
     for(t=0;t<sizeof(names)/sizeof(names[0]);t++) {
@@ -429,6 +468,8 @@ void listObjects(SWF*swf)
 	tag = swf->firstTag;
 	first = 1;
 	while(tag) {
+	    if(tag->id == ST_SOUNDSTREAMHEAD || tag->id == ST_SOUNDSTREAMHEAD2)
+		mp3 = 1;
 	    if(isOfType(t,tag))
 		nr++;
 	    tag = tag->next;
@@ -436,7 +477,7 @@ void listObjects(SWF*swf)
 	if(!nr)
 	    continue;
 	
-	printf(" %d %s%s: ID(s) ", nr, names[t], nr>1?"s":"");
+	printf(" [%s] %d %s%s: ID(s) ", options[t], nr, names[t], nr>1?"s":"");
 
 	tag = swf->firstTag;
 	while(tag) {
@@ -479,9 +520,12 @@ void listObjects(SWF*swf)
     }
 
     if(frame)
-	printf(" %d Frames: ID(s) 0-%d\n", frame, frame);
+	printf(" [-f] %d Frames: ID(s) 0-%d\n", frame, frame);
     else
-	printf(" 1 Frame: ID(s) 0\n");
+	printf(" [-f] 1 Frame: ID(s) 0\n");
+
+    if(mp3)
+	printf(" [-m] 1 MP3 Soundstream\n");
 }
 
 void handlefont(SWF*swf, TAG*tag)
@@ -562,7 +606,7 @@ void handlejpeg(TAG*tag)
     /* 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) {
+    if(tag->id == ST_DEFINEBITSJPEG && tag->len>2 && 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)
@@ -571,13 +615,17 @@ void handlejpeg(TAG*tag)
     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(filename, "wb");
-	fwrite(&tag->data[2], pos-2, 1, fi);
-	fwrite(&tag->data[pos+4], end-(pos+4), 1, fi);
-	fclose(fi);
+	if(pos>=0) {
+            pos+=2;
+            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);
+        } else {
+            fi = save_fopen(filename, "wb");
+            fwrite(&tag->data[2], end-2, 1, fi);
+            fclose(fi);
+        }
     }
     else if(tag->id == ST_DEFINEBITSJPEG3 && tag->len>6) {
 	U32 end = GET32(&tag->data[2])+6;
@@ -782,12 +830,21 @@ void handlelossless(TAG*tag)
 	     png_write_byte(fi,palette[t].b);
 	 }
 	png_end_chunk(fi);
+
+	if(alpha) {
+	    /* write alpha palette */
+	    png_start_chunk(fi, "tRNS", 256);
+	    for(t=0;t<256;t++) {
+		png_write_byte(fi,palette[t].a);
+	    }
+	    png_end_chunk(fi);
+	}
     }
     {
 	int pos2 = 0;
 	int x,y;
 	int srcwidth = width * (bpp/8);
-	datalen3 = width*height*4;
+	datalen3 = (width*4+5)*height;
 	data3 = (U8*)malloc(datalen3);
 	for(y=0;y<height;y++)
 	{
@@ -893,6 +950,8 @@ void handledefinesound(TAG*tag)
     
     samples = swf_GetU32(tag);
 
+    extension = "raw";
+
     if(format == 2) { // mp3
 	swf_GetU16(tag); //numsamples_seek
 	extension = "mp3";