I made the fixes on the original post I made
https://www.autohotkey.com/boards/viewtopic.php?f=13&t=61502&p=270761#p270761
Weird bug, looks like RtlCompareMemory is on ntdll.dll on pre-win10 systems, and is also part of user32.dll on windows 10.
Regardless the original IsBitmapEqual() has been battle-tested. The question of making binary data easy for AHK is difficult because once binary data is easy to use in AHK we now have a more annoying problem: Where did you get your binary data? IS IT YOURS?
There's nothing more annoying than memory functions, things get moved around, if you pin it down, you prevent the system from moving it around, potentially crashing stuff. It's tricky business either way. Likewise, there's not any benefit in accessing the memory from AHK other than to delegate to low level functions like RtlCompareMemory - simply because our language is not compiled. Meaning any image processing done in an AHK for loop will be slower compared to compiled C. Tic has a nice Pixelate Bitmap function in Gdip:
Code: Select all
Gdip_PixelateBitmap(pBitmap, ByRef pBitmapOut, BlockSize)
{
static PixelateBitmap
Ptr := A_PtrSize ? "UPtr" : "UInt"
if (!PixelateBitmap)
{
if A_PtrSize != 8 ; x86 machine code
MCode_PixelateBitmap := "
(LTrim Join
558BEC83EC3C8B4514538B5D1C99F7FB56578BC88955EC894DD885C90F8E830200008B451099F7FB8365DC008365E000894DC88955F08945E833FF897DD4
397DE80F8E160100008BCB0FAFCB894DCC33C08945F88945FC89451C8945143BD87E608B45088D50028BC82BCA8BF02BF2418945F48B45E02955F4894DC4
8D0CB80FAFCB03CA895DD08BD1895DE40FB64416030145140FB60201451C8B45C40FB604100145FC8B45F40FB604020145F883C204FF4DE475D6034D18FF
4DD075C98B4DCC8B451499F7F98945148B451C99F7F989451C8B45FC99F7F98945FC8B45F899F7F98945F885DB7E648B450C8D50028BC82BCA83C103894D
C48BC82BCA41894DF48B4DD48945E48B45E02955E48D0C880FAFCB03CA895DD08BD18BF38A45148B7DC48804178A451C8B7DF488028A45FC8804178A45F8
8B7DE488043A83C2044E75DA034D18FF4DD075CE8B4DCC8B7DD447897DD43B7DE80F8CF2FEFFFF837DF0000F842C01000033C08945F88945FC89451C8945
148945E43BD87E65837DF0007E578B4DDC034DE48B75E80FAF4D180FAFF38B45088D500203CA8D0CB18BF08BF88945F48B45F02BF22BFA2955F48945CC0F
B6440E030145140FB60101451C0FB6440F010145FC8B45F40FB604010145F883C104FF4DCC75D8FF45E4395DE47C9B8B4DF00FAFCB85C9740B8B451499F7
F9894514EB048365140033F63BCE740B8B451C99F7F989451CEB0389751C3BCE740B8B45FC99F7F98945FCEB038975FC3BCE740B8B45F899F7F98945F8EB
038975F88975E43BDE7E5A837DF0007E4C8B4DDC034DE48B75E80FAF4D180FAFF38B450C8D500203CA8D0CB18BF08BF82BF22BFA2BC28B55F08955CC8A55
1488540E038A551C88118A55FC88540F018A55F888140183C104FF4DCC75DFFF45E4395DE47CA68B45180145E0015DDCFF4DC80F8594FDFFFF8B451099F7
FB8955F08945E885C00F8E450100008B45EC0FAFC38365DC008945D48B45E88945CC33C08945F88945FC89451C8945148945103945EC7E6085DB7E518B4D
D88B45080FAFCB034D108D50020FAF4D18034DDC8BF08BF88945F403CA2BF22BFA2955F4895DC80FB6440E030145140FB60101451C0FB6440F010145FC8B
45F40FB604080145F883C104FF4DC875D8FF45108B45103B45EC7CA08B4DD485C9740B8B451499F7F9894514EB048365140033F63BCE740B8B451C99F7F9
89451CEB0389751C3BCE740B8B45FC99F7F98945FCEB038975FC3BCE740B8B45F899F7F98945F8EB038975F88975103975EC7E5585DB7E468B4DD88B450C
0FAFCB034D108D50020FAF4D18034DDC8BF08BF803CA2BF22BFA2BC2895DC88A551488540E038A551C88118A55FC88540F018A55F888140183C104FF4DC8
75DFFF45108B45103B45EC7CAB8BC3C1E0020145DCFF4DCC0F85CEFEFFFF8B4DEC33C08945F88945FC89451C8945148945103BC87E6C3945F07E5C8B4DD8
8B75E80FAFCB034D100FAFF30FAF4D188B45088D500203CA8D0CB18BF08BF88945F48B45F02BF22BFA2955F48945C80FB6440E030145140FB60101451C0F
B6440F010145FC8B45F40FB604010145F883C104FF4DC875D833C0FF45108B4DEC394D107C940FAF4DF03BC874068B451499F7F933F68945143BCE740B8B
451C99F7F989451CEB0389751C3BCE740B8B45FC99F7F98945FCEB038975FC3BCE740B8B45F899F7F98945F8EB038975F88975083975EC7E63EB0233F639
75F07E4F8B4DD88B75E80FAFCB034D080FAFF30FAF4D188B450C8D500203CA8D0CB18BF08BF82BF22BFA2BC28B55F08955108A551488540E038A551C8811
8A55FC88540F018A55F888140883C104FF4D1075DFFF45088B45083B45EC7C9F5F5E33C05BC9C21800
)"
else ; x64 machine code
MCode_PixelateBitmap := "
(LTrim Join
4489442418488954241048894C24085355565741544155415641574883EC28418BC1448B8C24980000004C8BDA99488BD941F7F9448BD0448BFA8954240C
448994248800000085C00F8E9D020000418BC04533E4458BF299448924244C8954241041F7F933C9898C24980000008BEA89542404448BE889442408EB05
4C8B5C24784585ED0F8E1A010000458BF1418BFD48897C2418450FAFF14533D233F633ED4533E44533ED4585C97E5B4C63BC2490000000418D040A410FAF
C148984C8D441802498BD9498BD04D8BD90FB642010FB64AFF4403E80FB60203E90FB64AFE4883C2044403E003F149FFCB75DE4D03C748FFCB75D0488B7C
24188B8C24980000004C8B5C2478418BC59941F7FE448BE8418BC49941F7FE448BE08BC59941F7FE8BE88BC69941F7FE8BF04585C97E4048639C24900000
004103CA4D8BC1410FAFC94863C94A8D541902488BCA498BC144886901448821408869FF408871FE4883C10448FFC875E84803D349FFC875DA8B8C249800
0000488B5C24704C8B5C24784183C20448FFCF48897C24180F850AFFFFFF8B6C2404448B2424448B6C24084C8B74241085ED0F840A01000033FF33DB4533
DB4533D24533C04585C97E53488B74247085ED7E42438D0C04418BC50FAF8C2490000000410FAFC18D04814863C8488D5431028BCD0FB642014403D00FB6
024883C2044403D80FB642FB03D80FB642FA03F848FFC975DE41FFC0453BC17CB28BCD410FAFC985C9740A418BC299F7F98BF0EB0233F685C9740B418BC3
99F7F9448BD8EB034533DB85C9740A8BC399F7F9448BD0EB034533D285C9740A8BC799F7F9448BC0EB034533C033D24585C97E4D4C8B74247885ED7E3841
8D0C14418BC50FAF8C2490000000410FAFC18D04814863C84A8D4431028BCD40887001448818448850FF448840FE4883C00448FFC975E8FFC2413BD17CBD
4C8B7424108B8C2498000000038C2490000000488B5C24704503E149FFCE44892424898C24980000004C897424100F859EFDFFFF448B7C240C448B842480
000000418BC09941F7F98BE8448BEA89942498000000896C240C85C00F8E3B010000448BAC2488000000418BCF448BF5410FAFC9898C248000000033FF33
ED33F64533DB4533D24533C04585FF7E524585C97E40418BC5410FAFC14103C00FAF84249000000003C74898488D541802498BD90FB642014403D00FB602
4883C2044403D80FB642FB03F00FB642FA03E848FFCB75DE488B5C247041FFC0453BC77CAE85C9740B418BC299F7F9448BE0EB034533E485C9740A418BC3
99F7F98BD8EB0233DB85C9740A8BC699F7F9448BD8EB034533DB85C9740A8BC599F7F9448BD0EB034533D24533C04585FF7E4E488B4C24784585C97E3541
8BC5410FAFC14103C00FAF84249000000003C74898488D540802498BC144886201881A44885AFF448852FE4883C20448FFC875E941FFC0453BC77CBE8B8C
2480000000488B5C2470418BC1C1E00203F849FFCE0F85ECFEFFFF448BAC24980000008B6C240C448BA4248800000033FF33DB4533DB4533D24533C04585
FF7E5A488B7424704585ED7E48418BCC8BC5410FAFC94103C80FAF8C2490000000410FAFC18D04814863C8488D543102418BCD0FB642014403D00FB60248
83C2044403D80FB642FB03D80FB642FA03F848FFC975DE41FFC0453BC77CAB418BCF410FAFCD85C9740A418BC299F7F98BF0EB0233F685C9740B418BC399
F7F9448BD8EB034533DB85C9740A8BC399F7F9448BD0EB034533D285C9740A8BC799F7F9448BC0EB034533C033D24585FF7E4E4585ED7E42418BCC8BC541
0FAFC903CA0FAF8C2490000000410FAFC18D04814863C8488B442478488D440102418BCD40887001448818448850FF448840FE4883C00448FFC975E8FFC2
413BD77CB233C04883C428415F415E415D415C5F5E5D5BC3
)"
VarSetCapacity(PixelateBitmap, StrLen(MCode_PixelateBitmap)//2)
nCount := StrLen(MCode_PixelateBitmap)//2
N := (A_AhkVersion < 2) ? nCount : "nCount"
Loop %N%
NumPut("0x" SubStr(MCode_PixelateBitmap, (2*A_Index)-1, 2), PixelateBitmap, A_Index-1, "UChar")
DllCall("VirtualProtect", Ptr, &PixelateBitmap, Ptr, VarSetCapacity(PixelateBitmap), "uint", 0x40, A_PtrSize ? "UPtr*" : "UInt*", 0)
}
and I've got a Gaussian Blur (because tic's blur bitmap function is so so bad)
Code: Select all
gaussianBlur(ByRef pBitmap, radius, opacity := 1) {
static x86 := "
(LTrim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)"
static x64 := "
(LTrim
VUFXQVZBVUFUV1ZTSIHsqAAAAEiNrCSAAAAARIutkAAAAIuFmAAAAESJxkiJVRhB
jVH/SYnPi42YAAAARInHQQ+v9Y1EAAErvZgAAABEiUUARIlN2IlFFEljxcdFtAMA
AABIY96LtZgAAABIiUUID6/TiV0ESIld4A+vy4udmAAAAIl9qPMPEI2gAAAAiVXQ
SI0UhRIAAABBD6/1/8OJTbBIiVXoSINl6PCJXdxBifaJdbxBjXD/SWPGQQ+v9UiJ
RZhIY8FIiUWQiXW4RInOK7WYAAAAiXWMSItF6EiJZcDoAAAAAEgpxEiLRehIieHo
AAAAAEgpxEiLRehIiWX46AAAAABIKcRIi0UYTYn6SIll8MdFEAAAAADHRdQAAAAA
SIlFyItF2DlF1A+NqgEAAESLTRAxwEWJyEQDTbhNY8lNAflBOcV+JUEPthQCSIt9
+EUPthwBSItd8IkUhw+vVdxEiRyDiRSBSP/A69aLVRBFMclEO42YAAAAfA9Ii0WY
RTHbMdtNjSQC6ytMY9oxwE0B+0E5xX4NQQ+2HAMBHIFI/8Dr7kH/wUQB6uvGTANd
CP/DRQHoO52YAAAAi0W8Ro00AH82SItFyEuNPCNFMclJjTQDRTnNftRIi1X4Qg+2
BA9CKwSKQgMEiZlCiQSJ930UQogEDkn/wevZi0UQSWP4SAN9GItd3E1j9kUx200B
/kQpwIlFrEiJfaCLdaiLRaxEAcA580GJ8XwRSGP4TWPAMdtMAf9MA0UY60tIi0Wg
S408Hk+NJBNFMclKjTQYRTnNfiFDD7YUDEIPtgQPKdBCAwSJmUKJBIn3fRRCiAQO
Sf/B69r/w0UB6EwDXQjrm0gDXQhB/8FEO00AfTRMjSQfSY00GEUx20U53X7jSItF
8EMPthQcQosEmCnQQgMEmZlCiQSZ930UQogEHkn/w+vXi0UEAUUQSItF4P9F1EgB
RchJAcLpSv7//0yLVRhMiX3Ix0UQAAAAAMdF1AAAAACLRQA5RdQPja0BAABEi00Q
McBFichEA03QTWPJTANNGEE5xX4lQQ+2FAJIi3X4RQ+2HAFIi33wiRSGD69V3ESJ
HIeJFIFI/8Dr1otVEEUxyUQ7jZgAAAB8D0iLRZBFMdsx202NJALrLUxj2kwDXRgx
wEE5xX4NQQ+2HAMBHIFI/8Dr7kH/wQNVBOvFRANFBEwDXeD/wzudmAAAAItFsEaN
NAB/NkiLRchLjTwjRTHJSY00A0U5zX7TSItV+EIPtgQPQisEikIDBImZQokEifd9
FEKIBA5J/8Hr2YtFEE1j9klj+EwDdRiLXdxFMdtEKcCJRaxJjQQ/SIlFoIt1jItF
rEQBwDnzQYnxfBFNY8BIY/gx20gDfRhNAfjrTEiLRaBLjTweT40kE0UxyUqNNBhF
Oc1+IUMPthQMQg+2BA8p0EIDBImZQokEifd9FEKIBA5J/8Hr2v/DRANFBEwDXeDr
mkgDXeBB/8FEO03YfTRMjSQfSY00GEUx20U53X7jSItF8EMPthQcQosEmCnQQgME
mZlCiQSZ930UQogEHkn/w+vXSItFCP9F1EQBbRBIAUXISQHC6Uf+////TbRIi2XA
D4Ui/P//8w8QBQAAAAAPLsF2TTHJRTHARDtF2H1Cicgx0kEPr8VImEgrRQhNjQwH
McBIA0UIO1UAfR1FD7ZUAQP/wvNBDyrC8w9ZwfNEDyzQRYhUAQPr2kH/wANNAOu4
McBIjWUoW15fQVxBXUFeQV9dw5CQkJCQkJCQkJCQkJAAAIA/
)"
width := Gdip_GetImageWidth(pBitmap)
height := Gdip_GetImageHeight(pBitmap)
clone := Gdip_CloneBitmapArea(pBitmap, 0, 0, width, height)
E1 := Gdip_LockBits(pBitmap, 0, 0, width, height, Stride1, Scan01, BitmapData1)
E2 := Gdip_LockBits(clone, 0, 0, width, height, Stride2, Scan02, BitmapData2)
DllCall("crypt32\CryptStringToBinary", "str",(A_PtrSize == 8) ? x64 : x86, "uint",0, "uint",0x1, "ptr",0, "uint*",s, "ptr",0, "ptr",0)
p := DllCall("GlobalAlloc", "uint",0, "ptr",s, "ptr")
if (A_PtrSize == 8)
DllCall("VirtualProtect", "ptr",p, "ptr",s, "uint",0x40, "uint*",op)
DllCall("crypt32\CryptStringToBinary", "str",(A_PtrSize == 8) ? x64 : x86, "uint",0, "uint",0x1, "ptr",p, "uint*",s, "ptr",0, "ptr",0)
value := DllCall(p, "ptr",Scan01, "ptr",Scan02, "uint",width, "uint",height, "uint",4, "uint",radius, "float",opacity)
DllCall("GlobalFree", "ptr", p)
Gdip_UnlockBits(pBitmap, BitmapData1)
Gdip_UnlockBits(clone, BitmapData2)
Gdip_DisposeImage(clone)
return value
}