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Rev 5009 Rev 5010
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exif_get_app1
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exif_get_app1
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Ýòà ôóíêöèÿ èùåò íà÷àëî Exif äàííûõ. Åñëè îíè íàéäåíû òî çàïîëíÿåòñÿ ñòðóêòóðà app1. Åñëè íå íàéäåíû, òî ïåðâûé ïàðàìåòð â ñòðóêòóðå äåëàåòñÿ ðàâíûì 0. Ïðèìåð:
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Ýòà ôóíêöèÿ èùåò íà÷àëî Exif äàííûõ. Åñëè îíè íàéäåíû òî çàïîëíÿåòñÿ ñòðóêòóðà app1. Åñëè íå íàéäåíû, òî ïåðâûé ïàðàìåòð â ñòðóêòóðå äåëàåòñÿ ðàâíûì 0. Ïðèìåð:
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stdcall [exif_get_app1], [open_file],h_app1
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stdcall [exif_get_app1], [open_file],h_app1
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...
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...
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h_app1 dd 0,0,0
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h_app1 rb 14
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ãäå open_file - óêàçàòåëü íà äàííûå ôàéëà èçîáðàæåíèÿ (ïîêà ïîääåðæèâàþòñÿ òîëüêî *.jpg è *.jpeg).
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ãäå open_file - óêàçàòåëü íà äàííûå ôàéëà èçîáðàæåíèÿ (ïîêà ïîääåðæèâàþòñÿ òîëüêî *.jpg è *.jpeg).
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h_app1 - ñòðóêòóðà äëÿ çàïîìèíàíèÿ íà÷àëà Exif äàííûõ.
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h_app1 - ñòðóêòóðà äëÿ çàïîìèíàíèÿ íà÷àëà Exif äàííûõ.
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exif_get_app1_tag
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exif_get_app1_tag
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Çàïîëíÿåò òåêñòîâóþ ñòðîêó èìåíåì ïàðàìåòðà èç Exif è åãî çíà÷åíèåì. Ïðèìåð:
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Çàïîëíÿåò òåêñòîâóþ ñòðîêó èìåíåì ïàðàìåòðà èç Exif è åãî çíà÷åíèåì. Ïðèìåð:
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stdcall [exif_get_app1_tag], h_app1,3,txt_buf,80
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stdcall [exif_get_app1_tag], h_app1,3,txt_buf,80
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...
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...
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h_app1 dd 0,0,0
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h_app1  rb 14
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txt_buf rb 80
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txt_buf rb 80
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ãäå h_app1 - ñòðóêòóðà çàïîëåííàÿ â exif_get_app1 èëè â exif_get_app1_child.
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ãäå h_app1 - ñòðóêòóðà çàïîëåííàÿ â exif_get_app1 èëè â exif_get_app1_child.
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3 - ïîðÿäêîâûé íîìåð ïàðàìåòðà.
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3 - ïîðÿäêîâûé íîìåð ïàðàìåòðà.
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txt_buf - òåêñòîâûé áóôåð äëÿ çàïîëíåíèÿ.
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txt_buf - òåêñòîâûé áóôåð äëÿ çàïîëíåíèÿ.
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80 - ìàêñèìàëüíàÿ äëèíà òåêñòà.
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80 - ìàêñèìàëüíàÿ äëèíà òåêñòà.
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exif_get_app1_child
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exif_get_app1_child
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Åñòü ïðîñòûå òåãè ñ èíôîðìàöèåé à åñòü òåãè óêàçûâàþùèå íà ñïèñêè äðóãèõ òåãîâ. Ýòà ôóíêöèÿ áåðåò óêàçàòåëü íà íà÷àëî ñïèñêà äî÷åðíèõ òåãîâ. Ïðèìåð:
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Åñòü ïðîñòûå òåãè ñ èíôîðìàöèåé à åñòü òåãè óêàçûâàþùèå íà ñïèñêè äðóãèõ òåãîâ. Ýòà ôóíêöèÿ áåðåò óêàçàòåëü íà íà÷àëî ñïèñêà äî÷åðíèõ òåãîâ. Ïðèìåð:
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stdcall [exif_get_app1_child], h_app1,h_child,0x8769
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stdcall [exif_get_app1_child], h_app1,h_child,0x8769
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...
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...
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h_app1  dd 0,0,0
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h_app1  rb 14
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h_child dd 0,0,0
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h_child rb 14
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ãäå h_app1 - ñòðóêòóðà çàïîëåííàÿ â exif_get_app1 èëè â exif_get_app1_child.
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ãäå h_app1 - ñòðóêòóðà çàïîëåííàÿ â exif_get_app1 èëè â exif_get_app1_child.
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h_child - ñòðóêòóðà äëÿ çàïîëåíèÿ äàííûõ ñïèñêà äî÷åðíèõ òåãîâ.
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h_child - ñòðóêòóðà äëÿ çàïîëåíèÿ äàííûõ ñïèñêà äî÷åðíèõ òåãîâ.
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0x8769 - êîä òåãà (íàõîäÿùåãîñÿ â ñïèñêå òåãîâ h_app1), êîòîðûé ÿâëÿåòñÿ óêàçàòåëåì íà ñïèñîê äðóãèõ äî÷åðíèõ òåãîâ.
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0x8769 - êîä òåãà (íàõîäÿùåãîñÿ â ñïèñêå òåãîâ h_app1), êîòîðûé ÿâëÿåòñÿ óêàçàòåëåì íà ñïèñîê äðóãèõ äî÷åðíèõ òåãîâ.
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 äàíîì ïðèìåðå ôóíêöèÿ áåðåò òåã 0x8769 è ïûòàåòñÿ íàéòè åãî â ñïèñêå h_app1, åñëè íàõîäèò òî çàïîëíÿåò ïî íåìó çíà÷åíèÿ â ñòðóêòóðå h_child. Äàëåå ê ñïèñêó h_child ìîæíî ïðèìåíÿòü ôóíêöèþ exif_get_app1_tag äëÿ âçÿòèÿ çíà÷åíèÿ ýòèõ òåãîâ. Ñ ïîìîùüþ ýòîé ôóíêöèè ìû êàê áû ïåðåõîäèì âíóòðü íåêîé "ïàïêè" ñ òåãàìè, êîòîðûå ñðàçó äîñòàòü íå ìîæåì.
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 äàíîì ïðèìåðå ôóíêöèÿ áåðåò òåã 0x8769 è ïûòàåòñÿ íàéòè åãî â ñïèñêå h_app1, åñëè íàõîäèò òî çàïîëíÿåò ïî íåìó çíà÷åíèÿ â ñòðóêòóðå h_child. Äàëåå ê ñïèñêó h_child ìîæíî ïðèìåíÿòü ôóíêöèþ exif_get_app1_tag äëÿ âçÿòèÿ çíà÷åíèÿ ýòèõ òåãîâ. Ñ ïîìîùüþ ýòîé ôóíêöèè ìû êàê áû ïåðåõîäèì âíóòðü íåêîé "ïàïêè" ñ òåãàìè, êîòîðûå ñðàçó äîñòàòü íå ìîæåì.
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exif_get_app2
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exif_get_app2
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Ýòà ôóíêöèÿ èùåò íà÷àëî äàííûõ Exif.app2. Åñëè îíè íàéäåíû òî çàïîëíÿåòñÿ ñòðóêòóðà app2. Åñëè íå íàéäåíû, òî ïåðâûé ïàðàìåòð â ñòðóêòóðå äåëàåòñÿ ðàâíûì 0. Ïðèìåð:
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Ýòà ôóíêöèÿ èùåò íà÷àëî äàííûõ Exif.app2. Åñëè îíè íàéäåíû òî çàïîëíÿåòñÿ ñòðóêòóðà app2. Åñëè íå íàéäåíû, òî ïåðâûé ïàðàìåòð â ñòðóêòóðå äåëàåòñÿ ðàâíûì 0. Ïðèìåð:
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stdcall [exif_get_app2], h_app1,h_app2
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stdcall [exif_get_app2], h_app1,h_app2
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...
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...
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h_app1 dd 0,0,0
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h_app1 rb 14
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h_app2 dd 0,0,0
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h_app2 rb 14
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Îáîçíà÷àåò äîïîëíèòåëüíûå ïàðàìåòðû Exif.
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Îáîçíà÷àåò äîïîëíèòåëüíûå ïàðàìåòðû Exif.
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0x8825
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0x8825
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Îáîçíà÷àåò ïàðàìåòðû GPS.
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Îáîçíà÷àåò ïàðàìåòðû GPS.
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Òàáëèöà ýêñïîðòà
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Òàáëèöà ýêñïîðòà
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Ïðèìåð òàáëèöû ýêñïîðòà, ðàñ÷èòàííîé íà èñïîëüçîâàíèå ìàêðîñà @use_library_mem:
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Ïðèìåð òàáëèöû ýêñïîðòà, ðàñ÷èòàííîé íà èñïîëüçîâàíèå ìàêðîñà @use_library:
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align 4
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align 4
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import_exif:
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import_exif:
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	exif_get_app1 dd sz_exif_get_app1
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	exif_get_app1 dd sz_exif_get_app1
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	exif_get_app1_tag dd sz_exif_get_app1_tag
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	exif_get_app1_tag dd sz_exif_get_app1_tag