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get the size down

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This commit is contained in:
tildearrow 2025-04-07 04:48:13 -05:00
parent 873bad1613
commit 6a7f276454
1 changed files with 9 additions and 1 deletions
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10
src/engine/cmdStreamOps.cpp
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@ -657,7 +657,7 @@ SafeWriter* stripNops(SafeWriter* s, unsigned char* speedDial) {
SafeWriter* findSubBlocks(SafeWriter* stream, std::vector<SafeWriter*>& subBlocks, unsigned char* speedDial) {
unsigned char* buf=stream->getFinalBuf();
for (size_t groupSize=stream->size()>>1; groupSize>=32; groupSize-=8) {
for (size_t groupSize=stream->size()>>1; groupSize>=48; groupSize-=8) {
bool foundSomething=false;
logV("...try size %d",groupSize);
for (size_t searchPos=0; (searchPos+groupSize)<stream->size();) {
@ -726,6 +726,9 @@ SafeWriter* findSubBlocks(SafeWriter* stream, std::vector<SafeWriter*>& subBlock
buf[i+2]=(subBlockID>>8)&0xff;
buf[i+3]=(subBlockID>>16)&0xff;
buf[i+4]=(subBlockID>>24)&0xff;
buf[i+5]=0;
buf[i+6]=0;
buf[i+7]=0;
// replace the rest with nop
for (size_t j=i+8; j<i+groupLen; j++) {
@ -747,6 +750,9 @@ SafeWriter* findSubBlocks(SafeWriter* stream, std::vector<SafeWriter*>& subBlock
buf[searchPos+2]=(subBlockID>>8)&0xff;
buf[searchPos+3]=(subBlockID>>16)&0xff;
buf[searchPos+4]=(subBlockID>>24)&0xff;
buf[searchPos+5]=0;
buf[searchPos+6]=0;
buf[searchPos+7]=0;
// replace the rest with nop
for (size_t j=searchPos+8; j<searchPos+groupLen; j++) {
@ -1124,6 +1130,8 @@ SafeWriter* DivEngine::saveCommand(DivCSProgress* progress, unsigned int disable
buf[delayPos++]=delayCount;
}
}
// padding
while (delayPos&7) buf[delayPos++]=0;
// fill with nop
for (int j=delayPos; j<=delayLast; j++) {
buf[j]=0xf1;