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libimg:

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img.flip.layer fix for images of scanline width less than 4 bytes
bmp: check for more InfoHeader types


git-svn-id: svn://kolibrios.org@2691 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Ivan Baravy 2012-05-26 18:26:46 +00:00
parent 997837429a
commit ef860d6920
3 changed files with 19 additions and 12 deletions
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8
programs/develop/libraries/libs-dev/libimg/bmp/bmp.asm
View File

@ -92,11 +92,13 @@ img.decode.bmp.length_rest equ length_rest
mov [bTopDown], 0 mov [bTopDown], 0
cmp eax, 12 cmp eax, 12 ; 0x0C
jz .old1 jz .old1
cmp eax, 40 cmp eax, 40 ; 0x28
jz .normal jz .normal
cmp eax, 56 cmp eax, 56 ; 0x38
je .normal
cmp eax, 108 ; 0x6C
jnz .error jnz .error
; convert images with <= 8 bpp to 8bpp, other - to 32 bpp ; convert images with <= 8 bpp to 8bpp, other - to 32 bpp
.normal: .normal:

10
programs/develop/libraries/libs-dev/libimg/libimg.asm
View File

@ -884,13 +884,17 @@ endl
mov ecx, [scanline_len] mov ecx, [scanline_len]
push ecx push ecx
shr ecx, 2 shr ecx, 2
@@: mov eax, [esi] @@:
dec ecx
js @f
mov eax, [esi]
xchg eax, [edi] xchg eax, [edi]
mov [esi], eax mov [esi], eax
add esi, 4 add esi, 4
add edi, 4 add edi, 4
sub ecx, 1 jmp @b
jnz @b @@:
pop ecx pop ecx
and ecx, 3 and ecx, 3
jz .cont_line_vert jz .cont_line_vert

13
programs/develop/libraries/libs-dev/libimg/pcx/pcx.asm
View File

@ -18,7 +18,6 @@
;;================================================================================================;; ;;================================================================================================;;
include 'pcx.inc' include 'pcx.inc'
;include '../../../../system/board/trunk/debug.inc'
;;================================================================================================;; ;;================================================================================================;;
proc img.is.pcx _data, _length ;//////////////////////////////////////////////////////////////////;; proc img.is.pcx _data, _length ;//////////////////////////////////////////////////////////////////;;
@ -238,14 +237,16 @@ endp
;;================================================================================================;; ;;================================================================================================;;
proc img.encode.pcx _img, _p_length, _options ;///////////////////////////////////////////////////;; proc img.encode.pcx _img, _common, _specific ;////////////////////////////////////////////////////;;
;;------------------------------------------------------------------------------------------------;; ;;------------------------------------------------------------------------------------------------;;
;? Encode image into raw data in pcx format ;; ;? Encode image into raw data in pcx format ;;
;;------------------------------------------------------------------------------------------------;; ;;------------------------------------------------------------------------------------------------;;
;> _img = pointer to image ;; ;> [_img] = pointer to image ;;
;> [_common] = format independent options ;;
;> [_specific] = 0 / pointer to the structure of format specific options ;;
;;------------------------------------------------------------------------------------------------;; ;;------------------------------------------------------------------------------------------------;;
;< eax = 0 (error) or pointer to encoded data ;; ;< eax = 0 / pointer to encoded data ;;
;< _p_length = encoded data length ;; ;< ecx = error code / the size of encoded data ;;
;;================================================================================================;; ;;================================================================================================;;
xor eax, eax xor eax, eax
ret ret