swf_SetDefineBBox().

diff --git a/lib/modules/swftools.c b/lib/modules/swftools.c
index 5526d31..c4f6e05 100644 (file)
--- a/lib/modules/swftools.c
+++ b/lib/modules/swftools.c
@@ -1074,3 +1074,41 @@ void swf_Optimize(SWF*swf)
     rfx_free(id2tag);
     rfx_free(hashmap);
 }
+
+void swf_SetDefineBBox(TAG * tag, SRECT newbbox)
+{
+    U16 id = 0;
+    SRECT b1;
+    swf_SetTagPos(tag,0);
+
+    switch (swf_GetTagID(tag))
+    { 
+       case ST_DEFINESHAPE:
+       case ST_DEFINESHAPE2:
+       case ST_DEFINESHAPE3:
+       case ST_DEFINEEDITTEXT:
+       case ST_DEFINETEXT:
+       case ST_DEFINETEXT2:
+       case ST_DEFINEVIDEOSTREAM: {
+             U32 after_bbox_offset = 0, len;
+             U8*data;
+             id = swf_GetU16(tag);
+             swf_GetRect(tag, &b1);
+             swf_ResetReadBits(tag);
+             after_bbox_offset = tag->pos;
+             len = tag->len - after_bbox_offset;
+             data = malloc(len);
+             memcpy(data, &tag->data[after_bbox_offset], len);
+             tag->writeBit = 0;
+             tag->len = 2;
+             swf_SetRect(tag, &newbbox);
+             swf_SetBlock(tag, data, len);
+             free(data);
+             tag->pos = tag->readBit = 0;
+
+       } break;
+       default:
+           fprintf(stderr, "rfxswf: Tag %d (%s) has no bbox\n", tag->id, swf_TagGetName(tag));
+    }
+}
+