NEW AUTO 3,1 .LIST OFF .OP 65C02 .OR $2000 .TF BIN/BMP2PIX *-------------------------------------- .INB INC/MACROS.I .INB INC/A2OSX.I .INB INC/IO.I .INB INC/GFX.I .INB INC/LIBGUI.I *-------------------------------------- S.BMP.SIG .EQ 0 S.BMP.SIZE .EQ 2 S.BMP.DATA.OFS .EQ $A S.BMP.HDR.SIZE .EQ $E S.BMP.W .EQ $12 S.BMP.H .EQ $16 S.BMP.PLANES .EQ $1A S.BMP.BPP .EQ $1C * S.BMP .EQ $36 *-------------------------------------- .DUMMY .OR ZPBIN ZS.START ZPPTR1 .BS 2 ZPInputBuf .BS 2 ZPInputBufPtr .BS 2 ZPInputRowBytes .BS 2 ZPLineCount .BS 2 ZPPixelCount .BS 2 ZPOutputBuf .BS 2 ZPOutputRowBytes .BS 2 ZPPixel24 .BS 3 ZPPixelScore .BS 3 ZPPixelBest .BS 3 ZPPixelIndex16 .BS 1 ZBTmpB1 .BS 1 ZBTmpW .BS 2 ZPCntX .BS 1 ZPCntY .BS 1 ZS.END .ED *-------------------------------------- * File Header (16 Bytes) *-------------------------------------- CS.START cld jmp (.1,x) .DA #$61 6502,Level 1 (65c02) .DA #1 BIN Layout Version 1 .DA #0 S.PS.F.EVENT .DA #0 .DA CS.END-CS.START CS .DA DS.END-DS.START DS .DA #64 SS .DA #ZS.END-ZS.START Zero Page Size .DA 0 *-------------------------------------- * Relocation Table *-------------------------------------- .1 .DA CS.INIT .DA CS.RUN .DA CS.DOEVENT .DA CS.QUIT L.MSG.USAGE .DA MSG.USAGE L.MSG.HEADER.OK .DA MSG.HEADER.OK L.MSG.HEADER.KO .DA MSG.HEADER.KO L.MSG.DONE .DA MSG.DONE .DA 0 *-------------------------------------- CS.INIT clc rts *-------------------------------------- CS.RUN .1 >INC.G ArgCount >SYSCALL ArgV bcs .7 >STYA ZPPtr1 lda (ZPPtr1) cmp #'-' bne .4 ldy #1 lda (ZPPtr1),y ldx OptionList .2 cmp OptionList,x beq .3 dex bne .2 .99 >PUSHBI 0 >LDYA L.MSG.USAGE >SYSCALL printf lda #E.SYN sec rts .3 ldy OptionVars-1,x lda #$80 sta (pData),y bra .1 .4 >LDA.G hInputFile bne .5 jsr CS.RUN.OpenInput bcc .1 scan for any other args rts .5 >LDA.G hOutputFile bne .99 jsr CS.RUN.CreateOutput bcc .1 scan for any other args .9 rts .7 >LDA.G hOutputFile beq .99 >LDA.G BMP.Header+S.BMP.BPP cmp #1 beq CS.RUN.1 jmp CS.RUN.24 *-------------------------------------- CS.RUN.1 lda #S.BM.F.BBP1 >STA.G PIX.Header+S.BM.F * >LDA.G PIX.Header+S.BM.W * sta ZPBMPRowBytes * sta ZPPIXRowBytes * iny * lda (pData),y * sta ZPBMPRowBytes+1 * sta ZPPIXRowBytes+1 * lda ZPBMPRowBytes * and #%00011111 * beq .1 * lda ZPBMPRowBytes * and #%11100000 * clc * adc #%00100000 * bcc .1 * inc ZPBMPRowBytes+1 * *.1 lsr ZPBMPRowBytes+1 * ror * lsr ZPBMPRowBytes+1 * ror * lsr ZPBMPRowBytes+1 * ror * sta ZPBMPRowBytes * lda ZPPIXRowBytes * and #%00000111 * beq .2 * lda ZPPIXRowBytes * and #%11111000 * clc * adc #%00001000 * bcc .2 * inc ZPPIXRowBytes+1 *.2 lsr ZPPIXRowBytes+1 * ror * lsr ZPPIXRowBytes+1 * ror * lsr ZPPIXRowBytes+1 * ror * sta ZPPIXRowBytes * >STA.G PIX.Header+S.BM.RowBytes * lda ZPInputBufPtr * clc * adc ZPInputBufLen * sta ZPInputDataPtr * lda ZPInputBufPtr+1 * adc ZPInputBufLen+1 * sta ZPInputDataPtr+1 * jsr CS.RUN.WRITE.HDR * bcs CS.RUN.RTS *CS.RUN.1.LOOP inc ZPLineCount * bne .1 * inc ZPLineCount+1 * beq .8 *.1 lda ZPInputDataPtr * sec * sbc ZPBMPRowBytes * sta ZPInputDataPtr * lda ZPInputDataPtr+1 * sbc ZPBMPRowBytes+1 * sta ZPInputDataPtr+1 * >LDYA ZPBufPtr * >STYA ZPPTR1 * ldy #0 *.2 lda (ZPInputDataPtr),y * tax * lda TWIST,x * sta (ZPPTR1) * inc ZPPTR1 * bne .3 * inc ZPPTR1+1 *.3 iny * cpy ZPPIXRowBytes * bne .2 * >PUSHW ZPPIXRowBytes * >PUSHW ZPOutputBufPtr * >LDA.G hOutputFile * >SYSCALL FWrite * bcs CS.RUN.RTS * bra CS.RUN.1.LOOP *.8 >LDYA L.MSG.DONE * >SYSCALL puts * lda #0 * sec CS.RUN.RTS rts *-------------------------------------- CS.RUN.24 lda #S.BM.F.BBP4 >STA.G PIX.Header+S.BM.F >LDA.G BMP.Header+S.BMP.W asl sta ZPInputRowBytes >LDA.G BMP.Header+S.BMP.W+1 rol sta ZPInputRowBytes+1 lda ZPInputRowBytes clc >ADC.G BMP.Header+S.BMP.W pha lda ZPInputRowBytes+1 >ADC.G BMP.Header+S.BMP.W+1 tax pla bit #%00000011 beq .1 and #%11111100 clc adc #4 bcc .1 inx .1 sta ZPInputRowBytes stx ZPInputRowBytes+1 >LDYA ZPInputRowBytes >SYSCALL getmem bcs CS.RUN.RTS >STYA ZPInputBuf txa >STA.G hInputBuf >LDA.G PIX.Header+S.BM.W+1 lsr tax >LDA.G PIX.Header+S.BM.W ror bcc .2 inc bne .2 inx .2 sta ZPOutputRowBytes stx ZPOutputRowBytes+1 >STA.G PIX.Header+S.BM.RowBytes * txa * >STA.G PIX.Header+S.BM.RowBytes+1 jsr CS.RUN.GetOutputBuf bcs CS.RUN.RTS jsr DEBUG.ClrScr lda #$ff sta ZPCntY CS.RUN.24.LOOP inc ZPLineCount bne .1 inc ZPLineCount+1 beq .8 .1 inc ZPCntY lda #$ff sta ZPCntX jsr CS.RUN.ReadInput bcs .9 lda ZPOutputBuf sec sbc ZPOutputRowBytes sta ZPOutputBuf lda ZPOutputBuf+1 sbc ZPOutputRowBytes+1 sta ZPOutputBuf+1 .2 inc ZPPixelCount bne .3 inc ZPPixelCount+1 beq CS.RUN.24.LOOP .3 inc ZPCntX ldx #2 ldy #0 .4 lda (ZPInputBufPtr),y sta ZPPixel24,x iny dex bpl .4 lda ZPInputBufPtr clc adc #3 sta ZPInputBufPtr bcc .5 inc ZPInputBufPtr+1 .5 jsr CS.RUN.GetNearestColor pha jsr DEBUG.PLOT lda ZPCntX lsr tay pla bcs .6 sta (ZPOutputBuf),y bra .2 .6 asl asl asl asl ora (ZPOutputBuf),y sta (ZPOutputBuf),y bra .2 .8 jsr CS.RUN.WriteOutput bcs .9 lda #0 sec .9 rts *-------------------------------------- CS.RUN.GetNearestColor stz ZPPixelIndex16 lda #$ff sta ZPPixelBest sta ZPPixelBest+1 sta ZPPixelBest+2 ldy #63 .30 stz ZPPixelScore stz ZPPixelScore+1 stz ZPPixelScore+2 ldx #2 .40 lda PALETTE.RGB-1,y sec sbc ZPPixel24,x bcs .5 eor #$ff inc .5 phx sta ZBTmpB1 sta ZBTmpW stz ZBTmpW+1 lda #0 ldx #8 .1 lsr ZBTmpW bcc .2 clc adc ZBTmpB1 .2 ror ror ZBTmpW dex bne .1 sta ZBTmpW+1 lda ZPPixelScore clc adc ZBTmpW sta ZPPixelScore lda ZPPixelScore+1 adc ZBTmpW+1 sta ZPPixelScore+1 bcc .3 inc ZPPixelScore+2 .3 plx dey dex bpl .40 lda ZPPixelBest cmp ZPPixelScore lda ZPPixelBest+1 sbc ZPPixelScore+1 lda ZPPixelBest+2 sbc ZPPixelScore+2 bcc .8 lda ZPPixelScore sta ZPPixelBest lda ZPPixelScore+1 sta ZPPixelBest+1 lda ZPPixelScore+2 sta ZPPixelBest+2 tya lsr lsr sta ZPPixelIndex16 .8 dey bpl .30 lda ZPPixelIndex16 CS.RUN.GetIndexInPalette.RTS rts *-------------------------------------- CS.RUN.OpenInput >PUSHWZ Aux type >PUSHBI 0 Type >PUSHBI O.RDONLY >LDYA ZPPtr1 >SYSCALL fopen bcs CS.RUN.GetIndexInPalette.RTS >STA.G hInputFile >PUSHWI S.BMP >PUSHEA.G BMP.Header >LDA.G hInputFile >SYSCALL FRead bcs CS.RUN.GetIndexInPalette.RTS >LDA.G BMP.Header+S.BMP.SIG cmp #'B' bne .99 iny lda (pData),y cmp #'M' bne .99 >LDA.G BMP.Header+S.BMP.BPP+1 bne .99 dey lda (pData),y cmp #1 beq .1 cmp #24 bne .99 .1 >PUSHA >LDA.G BMP.Header+S.BMP.H >STA.G PIX.Header+S.BM.H pha eor #$ff sta ZPLineCount >LDA.G BMP.Header+S.BMP.H+1 >STA.G PIX.Header+S.BM.H+1 >PUSHA eor #$ff sta ZPLineCount+1 pla >PUSHA >LDA.G BMP.Header+S.BMP.W >STA.G PIX.Header+S.BM.W pha >LDA.G BMP.Header+S.BMP.W+1 >STA.G PIX.Header+S.BM.W+1 >PUSHA pla >PUSHA >PUSHBI 5 >LDYA L.MSG.HEADER.OK >SYSCALL printf .9 rts .99 >LDYA L.MSG.HEADER.KO >SYSCALL puts lda #E.IBIN sec rts *-------------------------------------- CS.RUN.ReadInput >PUSHW ZPInputRowBytes >PUSHW ZPInputBuf >LDA.G hInputFile >SYSCALL FRead bcs .9 >LDYA ZPInputBuf >STYA ZPInputBufPtr >LDA.G BMP.Header+S.BMP.W eor #$ff sta ZPPixelCount >LDA.G BMP.Header+S.BMP.W+1 eor #$ff sta ZPPixelCount+1 .9 rts *-------------------------------------- CS.RUN.CreateOutput >PUSHWZ Aux type >PUSHBI $CB PIX Type >PUSHBI O.WRONLY+O.CREATE >LDYA ZPPtr1 >SYSCALL FOpen bcs .9 >STA.G hOutputFile .9 rts *-------------------------------------- CS.RUN.GetOutputBuf stz ZPPtr1 stz ZPPtr1+1 ldy ZPLineCount ldx ZPLineCount+1 .1 iny bne .2 inx beq .8 .2 lda ZPPtr1 clc adc ZPOutputRowBytes sta ZPPtr1 lda ZPPtr1+1 adc ZPOutputRowBytes+1 sta ZPPtr1+1 bra .1 .8 >LDYA ZPPtr1 >SYSCALL Getmem bcs .9 >STYA ZPOutputBuf txa >STA.G hOutputBuf lda ZPPtr1 >STA.G OutputDataLen clc adc ZPOutputBuf sta ZPOutputBuf lda ZPPtr1+1 >STA.G OutputDataLen+1 adc ZPOutputBuf+1 sta ZPOutputBuf+1 clc .9 rts *-------------------------------------- CS.RUN.WriteOutput >PUSHWI S.BM >PUSHEA.G PIX.Header >LDA.G hOutputFile >SYSCALL FWrite bcs .9 >PUSHW.G OutputDataLen >PUSHW ZPOutputBuf >LDA.G hOutputFile >SYSCALL FWrite .9 rts *-------------------------------------- CS.DOEVENT sec rts *-------------------------------------- CS.QUIT >LDA.G hOutputBuf beq .1 >SYSCALL FreeMem .1 >LDA.G hInputBuf beq .2 >SYSCALL FreeMem .2 >LDA.G hOutputFile beq .3 >SYSCALL fclose .3 >LDA.G hInputFile beq .8 >SYSCALL fclose .8 clc rts *-------------------------------------- DEBUG.ClrScr sta SETMIXED sta CLRTEXT ldx #19 .1 lda SCR.BASEL,x sta ZPPTR1 lda SCR.BASEH,x sta ZPPTR1+1 lda #0 ldy #39 .2 sta SETPAGE2 sta (ZPPTR1),y sta CLRPAGE2 sta (ZPPTR1),y dey bpl .2 dex bpl .1 rts *-------------------------------------- DEBUG.PLOT php sei pha lda ZPCntX cmp #80 bcs .9 lsr tay sta CLRPAGE2 bcs .1 CS = main sta SETPAGE2 plx lda PALETTE.AUX,x pha .1 lda ZPCntY cmp #40 bcs .9 lda #39 sec sbc ZPCntY lsr tax lda SCR.BASEL,x sta ZPPTR1 lda SCR.BASEH,x sta ZPPTR1+1 pla bcc .2 asl asl asl asl .2 ora (ZPPTR1),y sta (ZPPTR1),y sta CLRPAGE2 plp rts .9 pla plp rts *-------------------------------------- SCR.BASEL .HS 00.80.00.80.00.80.00.80.28.A8.28.A8.28.A8.28.A8.50.D0.50.D0.50.D0.50.D0 SCR.BASEH .HS 04.04.05.05.06.06.07.07.04.04.05.05.06.06.07.07.04.04.05.05.06.06.07.07 *-------------------------------------- CS.END *-------------------------------------- .INB USR/SRC/SHARED/X.TWIST.G *-------------------------------------- OptionList >PSTR "Vv" OptionVars .DA #bVerbose,#bVerbose MSG.USAGE .AS "Usage : BMP2PIX BMP-File \r\n" .AZ " -V : Verbose Mode\r\n" MSG.HEADER.OK .AZ "BMP Size : %D x %D pixels, %d bit(s)/pixel\r\n" MSG.HEADER.KO .AZ "Invalid Input File Format" MSG.DONE .AZ "All Done!!!" *-------------------------------------- * LOWRES Patette : https://comp.sys.apple2.narkive.com/lTSrj2ZI/apple-ii-colour-rgb *-------------------------------------- *PALETTE.RGB .HS 00000000 BLACK * .HS e31e6000 RED * .HS 604ebd00 DARK.BLUE * .HS ff44fd00 PURPLE * .HS 00a36000 DARK.GREEN * .HS 9c9c9c00 DARK.GRAY * .HS 14cffd00 BLUE * .HS d0c3ff00 LIGHT.BLUE * .HS 60720300 BROWN * .HS ff6a3c00 ORANGE * .HS 9c9c9c00 DARK.GRAY * .HS ffa0d000 PINK * .HS 14f53c00 LIGHT.GREEN * .HS d0dd8d00 YELLOW * .HS 72ffd000 AQUA * .HS ffffff00 WHITE *-------------------------------------- PALETTE.RGB .HS 00000000 BLACK .HS 930B7c00 RED .HS 1f35D300 DARK.BLUE .HS bb36ff00 PURPLE .HS 00760c00 DARK.GREEN .HS 7e7e7e00 DARK.GRAY .HS 07a8e000 BLUE .HS b5afff00 LIGHT.BLUE .HS 624c0000 BROWN .HS f9561d00 ORANGE .HS 9c9c9c00 LIGHT.GRAY .HS ff81ec00 PINK .HS 43c80000 LIGHT.GREEN .HS dccd1600 YELLOW .HS 5df78400 AQUA .HS ffffff00 WHITE *-------------------------------------- PALETTE.AUX .HS 00080109020A030B040C050D060E070F *-------------------------------------- .DUMMY .OR 0 DS.START ArgCount .BS 1 bVerbose .BS 1 hInputFile .BS 1 hInputBuf .BS 1 hOutputFile .BS 1 hOutputBuf .BS 1 OutputDataLen .BS 2 BMP.Header .BS S.BMP PIX.Header .BS S.BM DS.END .ED *-------------------------------------- MAN SAVE USR/SRC/BIN/BMP2PIX.S ASM