Узнать время задержки в GIF

invoke MultiByteToWideChar,0,0,addr buffer,-1,addr Unicod,addr Char
invoke GdipLoadImageFromFile,addr Unicod, addr hImag
invoke GdipGetImageWidth, hImag, addr sWidth
invoke GdipGetImageHeight, hImag, addr sHeight
invoke GdipImageGetFrameDimensionsCount, hImag,addr sFdcount
invoke GdipImageGetFrameDimensionsList, hImag,addr pGUID,sFdcount
invoke GdipImageGetFrameCount, hImag,addr pGUID,addr sFrame
invoke GdipImageSelectActiveFrame, hImag,addr pGUID,pFrame

invoke GdipGetPropertyItemSize, hImag,5100h,addr pbyte
invoke GdipGetPropertyItem,hImag,5100h,pbyte,addr xxx

.686
.model flat, stdcall
option casemap :none
 
    include \masm32\include\windows.inc
    include \masm32\include\kernel32.inc
    include \masm32\include\gdiplus.inc
    includelib \masm32\lib\kernel32.lib
    includelib \masm32\lib\gdiplus.lib
 
 
GdiplusStartupInput struct
GdiplusVersion      dd ?
DebugEventCallback  dd ?
SuppressBackgroundThread dd ?
SuppressExternalCodecs dd ?
GdiplusStartupInput ends
 
PropertyItem struct
_id  dd ?
_length dd ?
_type dd ?   ; dw ?
_value dd ?
PropertyItem ends
 
.data
gdiplusStartupInput GdiplusStartupInput <1, 0, 0, 0>
gdiplusToken dd ?
 
buffer  db "Golub.gif", 0
Unicod  dw 31 dup (0)
Char    dd ?
hImag   dd ?
sWidth  dd ?
sHeight dd ?
sFdcount dd ?
pGUID _GUID <?>
sFrame dd ?
pFrame dd ?
_size dd ?
xxx PropertyItem <?>
 
.code
start:
 
invoke GdiplusStartup, addr gdiplusToken, addr gdiplusStartupInput, 0
 
invoke MultiByteToWideChar, 0, 0, addr buffer, -1, addr Unicod, addr Char
invoke GdipLoadImageFromFile, addr Unicod, addr hImag
invoke GdipGetImageWidth, hImag, addr sWidth
invoke GdipGetImageHeight, hImag, addr sHeight
invoke GdipImageGetFrameDimensionsCount, hImag, addr sFdcount
invoke GdipImageGetFrameDimensionsList, hImag, addr pGUID, sFdcount
invoke GdipImageGetFrameCount, hImag, addr pGUID, addr sFrame
invoke GdipImageSelectActiveFrame, hImag, addr pGUID, pFrame
 
invoke GdipGetPropertyItemSize, hImag, 5100h, addr _size
invoke GdipGetPropertyItem, hImag, 5100h, _size, addr xxx
 
invoke ExitProcess,0
 
end start

...
invoke GdipGetPropertyItemSize, hImag, 5100h, addr _size
; тут не помешало бы памяти выделить _size байт
invoke GdipGetPropertyItem, hImag, 5100h, _size, addr xxx
 
mov eax, [xxx._value]
mov eax, [eax + 4*26]     ; задержка для последнего кадра +0 для нулевого
invoke wsprintf, addr msg, addr fmt, eax
invoke MessageBox, 0, addr msg, addr msg, 0
...