static int
completeSWFText(SWFBlock block)
{
int length = 4;
SWFText text = (SWFText)block;
SWFText_resolveCodes(text);
length += SWFOutput_getLength(text->out);
if ( text->matrix )
length += (SWFMatrix_numBits(text->matrix)+7)/8;
else
++length;
length += (SWFRect_numBits(CHARACTER(text)->bounds)+7)/8;
return length;
}
int completeSWFButton(SWFBlock block)
{
SWFButton button = (SWFButton)block;
SWFButtonRecord record;
SWFOutput out = newSWFOutput();
int i, length = 0, layer;
byte *offset;
SWFOutput_writeUInt16(out, CHARACTERID(button));
SWFOutput_writeUInt8(out, button->menuflag);
/* fill in offset later */
offset = SWFOutput_getCurPos(out);
SWFOutput_writeUInt16(out, 0);
for(i=0; i<button->nRecords; ++i)
{
record = button->records[i];
SWFOutput_writeUInt8(out, record->flags);
SWFOutput_writeUInt16(out, CHARACTERID(record->character));
layer = record->layer;
if(layer == 0 && block->swfVersion >= 5) layer = i+1;
SWFOutput_writeUInt16(out, layer);
SWFOutput_writeMatrix(out, SWFPosition_getMatrix(record->position));
SWFOutput_writeUInt8(out, 0); /* blank CXForm */
if(record->flags & RECORD_HASFILTER)
SWFOutput_writeFilterList(out, record->filterList);
if(record->flags & RECORD_HASBLEND)
SWFOutput_writeUInt8(out, record->blendMode);
}
SWFOutput_writeUInt8(out, 0); /* end buttons */
length = SWFOutput_getLength(out) - 3;
if(button->nActions > 0)
{
*offset = length&0xff;
*(offset+1) = (length>>8)&0xff;
}
static int completeSWFSceneData(SWFBlock block)
{
SWFSceneData sdata = (SWFSceneData)block;
int i;
sdata->out = newSWFOutput();
SWFOutput_writeEncUInt32(sdata->out, sdata->sceneCount);
for(i = 0; i < sdata->sceneCount; i++)
{
SWFOutput_writeEncUInt32(sdata->out, sdata->sceneOffset[i]);
SWFOutput_writeString(sdata->out,
(unsigned char *)sdata->sceneName[i]);
}
SWFOutput_writeEncUInt32(sdata->out, sdata->frameLabelCount);
for(i = 0; i < sdata->frameLabelCount; i++)
{
SWFOutput_writeEncUInt32(sdata->out, sdata->frameNumber[i]);
SWFOutput_writeString(sdata->out,
(unsigned char *)sdata->frameLabel[i]);
}
return SWFOutput_getLength(sdata->out);
}
SWFOutput
outputSWF_DEFINEFONT2 (SWF_Parserstruct * pblock)
{
SWFOutput hdr0,hdr1,offsettbl,*glyphdata;
int i,size, glyphbase;
OUT_BEGIN (SWF_DEFINEFONT2);
glyphdata = calloc(sblock->NumGlyphs,sizeof(SWFOutput *));
size=0;
for (i = 0; i < sblock->NumGlyphs; i++) {
glyphdata[i] = outputswfSWF_SHAPE (&(sblock->GlyphShapeTable[i]));
size+= SWFOutput_getLength(glyphdata[i]);
}
if( size > 0xffff )
sblock->FontFlagsWideOffsets=1;
if (sblock->FontFlagsWideOffsets) {
glyphbase=(sblock->NumGlyphs*4)+4;
sblock->CodeTableOffset.UI32=glyphbase;
sblock->OffsetTable.UI32[0]=glyphbase;
} else {
glyphbase=(sblock->NumGlyphs*2)+2;
sblock->CodeTableOffset.UI16=glyphbase;
sblock->OffsetTable.UI16[0]=glyphbase;
}
for (i = 0; i < sblock->NumGlyphs; i++) {
if (sblock->FontFlagsWideOffsets) {
sblock->OffsetTable.UI32[i]=sblock->CodeTableOffset.UI32;
sblock->CodeTableOffset.UI32=sblock->OffsetTable.UI32[i]+SWFOutput_getLength(glyphdata[i]);
} else {
sblock->OffsetTable.UI16[i]=sblock->CodeTableOffset.UI16;
sblock->CodeTableOffset.UI16=sblock->OffsetTable.UI16[i]+SWFOutput_getLength(glyphdata[i]);
}
}
offsettbl=newSWFOutput();
for (i = 0; i < sblock->NumGlyphs; i++) {
if (sblock->FontFlagsWideOffsets) {
SWFOutput_writeUInt32(offsettbl,sblock->OffsetTable.UI32[i]);
} else {
SWFOutput_writeUInt16(offsettbl,sblock->OffsetTable.UI16[i]);
}
}
/* Now that we have the glyph data, and it's offset, we can start assembling
this block */
size= 5 /* Initial header through FontNameLen */
+(sblock->FontNameLen) /* FontName */
+2; /* NumGlyphs */
hdr1=newSizedSWFOutput(size);
SWFOutput_writeUInt16(hdr1,sblock->FontID);
SWFOutput_writeBits(hdr1,sblock->FontFlagsHasLayout,1);
SWFOutput_writeBits(hdr1,sblock->FontFlagsShiftJis,1);
SWFOutput_writeBits(hdr1,sblock->FontFlagsSmallText,1);
SWFOutput_writeBits(hdr1,sblock->FontFlagsFlagANSI,1);
SWFOutput_writeBits(hdr1,sblock->FontFlagsWideOffsets,1);
SWFOutput_writeBits(hdr1,sblock->FontFlagsWideCodes,1);
SWFOutput_writeBits(hdr1,sblock->FontFlagsFlagsItalics,1);
SWFOutput_writeBits(hdr1,sblock->FontFlagsFlagsBold,1);
SWFOutput_writeUInt8(hdr1,sblock->LanguageCode);
SWFOutput_writeUInt8(hdr1,sblock->FontNameLen);
SWFOutput_writeBuffer(hdr1,(unsigned char *)sblock->FontName,sblock->FontNameLen);
SWFOutput_writeUInt16(hdr1,sblock->NumGlyphs);
/* Now, copy these parts into the hdr buffer */
SWFOutput_writeToMethod(offsettbl,SWFOutputMethod,hdr1);
destroySWFOutput(offsettbl);
if (sblock->FontFlagsWideOffsets)
{
SWFOutput_writeUInt32(hdr1,sblock->CodeTableOffset.UI32);
}
else
{
SWFOutput_writeUInt16(hdr1,sblock->CodeTableOffset.UI16);
}
for (i = 0; i < sblock->NumGlyphs; i++) {
SWFOutput_writeToMethod(glyphdata[i],SWFOutputMethod,hdr1);
destroySWFOutput(glyphdata[i]);
}
free(glyphdata);
/* Now, resume the normal linear processing this tag */
for (i = 0; i < sblock->NumGlyphs; i++)
{
if( sblock->FontFlagsWideCodes ) {
SWFOutput_writeUInt16(hdr1,sblock->CodeTable[i]);
} else {
SWFOutput_writeUInt8(hdr1,sblock->CodeTable[i]);
}
}
if( sblock->FontFlagsHasLayout ) {
SWFOutput_writeSInt16(hdr1,sblock->FontAscent);
SWFOutput_writeSInt16(hdr1,sblock->FontDecent);
SWFOutput_writeSInt16(hdr1,sblock->FontLeading);
for (i = 0; i < sblock->NumGlyphs; i++) {
SWFOutput_writeSInt16(hdr1,sblock->FontAdvanceTable[i]);
}
for (i = 0; i < sblock->NumGlyphs; i++) {
outputswfSWF_RECT (hdr1,&(sblock->FontBoundsTable[i]));
SWFOutput_byteAlign(hdr1);
}
SWFOutput_writeUInt16(hdr1,sblock->KerningCount);
for (i = 0; i < sblock->KerningCount; i++) {
if( sblock->FontFlagsWideCodes ) {
SWFOutput_writeUInt16(hdr1,sblock->FontKerningTable[i].FontKerningCode1);
SWFOutput_writeUInt16(hdr1,sblock->FontKerningTable[i].FontKerningCode2);
SWFOutput_writeSInt16(hdr1,sblock->FontKerningTable[i].FontKerningAdjustment);
} else {
SWFOutput_writeUInt8(hdr1,sblock->FontKerningTable[i].FontKerningCode1);
SWFOutput_writeUInt8(hdr1,sblock->FontKerningTable[i].FontKerningCode2);
SWFOutput_writeSInt16(hdr1,sblock->FontKerningTable[i].FontKerningAdjustment);
}
}
}
/* This code really belongs in outputTAGHeader() */
hdr0=newSizedSWFOutput(6);
if(SWFOutput_getLength(hdr1) <= 62 ) {
fprintf(stderr,"TAG %x\n",(SWF_DEFINEFONT2<<6)|SWFOutput_getLength(hdr1));
SWFOutput_writeUInt16(hdr0,(SWF_DEFINEFONT2<<6)|SWFOutput_getLength(hdr1));
} else {
SWFOutput_writeUInt16(hdr0,(SWF_DEFINEFONT2<<6)|0x3f);
SWFOutput_writeUInt32(hdr0,SWFOutput_getLength(hdr1));
}
SWFOutput_writeToMethod(hdr1,SWFOutputMethod,hdr0);
destroySWFOutput(hdr1);
return hdr0;
}
SWFOutput
SWFMovie_toOutput(SWFMovie movie, int level)
{
int swflength;
#if USE_ZLIB
int status;
#endif
SWFOutput header, tempbuffer=0, buffer, swfbuffer;
SWFBlock lastBlock;
unsigned long compresslength;
if ( movie->nExports > 0 )
SWFMovie_writeExports(movie);
if ( movie->metadata != NULL)
{
SWFMovie_addBlock(movie, (SWFBlock)movie->metadata);
movie->metadata = NULL; // do not destroy with movie if added as block
}
/* Add a terminating SHOWFRAME tag if not already there */
lastBlock = SWFBlockList_getLastBlock(movie->blockList);
if ( ! lastBlock || SWFBlock_getType(lastBlock) != SWF_SHOWFRAME )
{
SWFMovie_nextFrame(movie);
}
while ( movie->nFrames < movie->totalFrames )
SWFMovie_nextFrame(movie);
if(movie->symbolClass)
SWFMovie_addBlock(movie, (SWFBlock)movie->symbolClass);
if(movie->sceneData)
SWFMovie_addBlock(movie, (SWFBlock)movie->sceneData);
SWFMovie_addBlock(movie, newSWFEndBlock());
// add five for the setbackground block..
swflength = SWFBlockList_completeBlocks(movie->blockList, movie->version);
/* XXX - hack */
SWFDisplayList_rewindSoundStream(movie->displayList);
header = newSizedSWFOutput(23);
SWFOutput_writeRect(header, movie->bounds);
SWFOutput_writeUInt16(header, (int)floor(movie->rate*256));
SWFOutput_writeUInt16(header, movie->nFrames);
/* SWF >= 8: first block _must_ be SWF_FILEATTRIBUTES */
if(movie->fattrs)
writeSWFBlockToMethod((SWFBlock)movie->fattrs, SWFOutputMethod, header);
if(movie->backgroundBlock)
writeSWFBlockToMethod(movie->backgroundBlock, SWFOutputMethod, header);
if(movie->limits)
writeSWFBlockToMethod((SWFBlock)movie->limits, SWFOutputMethod, header);
SWFOutput_byteAlign(header);
swflength += 8 + SWFOutput_getLength(header);
// compression level check
#if USE_ZLIB
if (level < -1) level = -1;
if (level > 9) level = 9;
#else
if ( level != -1 )
{
SWF_warn("No zlib support compiled in, "
"cannot generate compressed output");
level = -1;
}
#endif
// reserve output buffer
if(level >= 0)
{ // a little bit more than the uncompressed data
compresslength = swflength + (swflength/1000) + 15 + 1;
swfbuffer = newSizedSWFOutput( compresslength + 8 );
}
else
swfbuffer = newSizedSWFOutput( swflength );
if (level >= 0) SWFOutput_writeUInt8 (swfbuffer, 'C');
else SWFOutput_writeUInt8 (swfbuffer, 'F');
SWFOutput_writeUInt8 (swfbuffer, 'W');
SWFOutput_writeUInt8 (swfbuffer, 'S');
SWFOutput_writeUInt8 (swfbuffer, movie->version);
// Movie length
SWFOutput_writeUInt32(swfbuffer, swflength);
if(level >= 0)
buffer = tempbuffer = newSizedSWFOutput( swflength - 8);
else
buffer = swfbuffer;
SWFOutput_writeToMethod(header, SWFOutputMethod, buffer);
destroySWFOutput(header);
// fill swfbuffer with blocklist
SWFBlockList_writeBlocksToMethod(movie->blockList, SWFOutputMethod, buffer);
#if USE_ZLIB
if (level >= 0)
{
status = compress2 ( (Bytef*) SWFOutput_getBuffer(swfbuffer)+8, &compresslength, SWFOutput_getBuffer(tempbuffer), SWFOutput_getLength(tempbuffer), level);
if (status == Z_OK) {
SWFOutput_truncate(swfbuffer, compresslength+8);
destroySWFOutput(tempbuffer);
} else SWF_error("compression failed");
}
#endif // ndef USE_ZLIB
return swfbuffer;
}
static int
completeSWFPrebuilt(SWFBlock block)
{
SWFPrebuilt defines = (SWFPrebuilt) block;
return SWFOutput_getLength(defines->defines);
}
int
SWFPrebuiltClipLength(SWFBlock block)
{ SWFPrebuiltClip clip = (SWFPrebuiltClip)block;
return SWFOutput_getLength(clip->display);
}
