FreeCalypso > hg > fc-magnetite
view src/aci2/bmi/Icons/BMP/bmpToHex.c @ 38:5f13ad072135
lls.lib done
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 30 Sep 2016 18:22:10 +0000 |
parents | 93999a60b835 |
children |
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#include <stdlib.h> #include <stdio.h> typedef unsigned char byte; typedef unsigned char u8; typedef signed char s8; typedef signed short s16; typedef unsigned short u16; typedef signed long s32; typedef unsigned long u32; typedef FILE* FS_file_handle; byte FS_fgetbyte(FS_file_handle file) { return((byte)fgetc(file)); } u16 FS_fget16(FS_file_handle file) { u16 c; byte l=FS_fgetbyte(file); byte h=FS_fgetbyte(file); c=l|(h<<8); return(c); } u32 FS_fget32(FS_file_handle file) { u32 c; u16 l=FS_fget16(file); u16 h=FS_fget16(file); c=l|(h<<16); return(c); } s32 FS_fseek(FS_file_handle file, s32 offset, s32 origin) { return(fseek(file,offset,origin)); } typedef struct _bitmap_file_header { u16 file_type; u32 file_size; u16 reserved1; u16 reserved2; u32 bitmap_offset; } bitmap_file_header; typedef struct _bitmap_info_header { u32 header_size; u32 width; u32 height; u16 number_of_planes; u16 bits_per_pixel; u32 compression; u32 bitmap_size; u32 device_width; u32 device_height; u32 number_of_colors; u32 number_of_important_colors; } bitmap_info_header; byte BMP_palette[256*3]; void BMP_write_line(s32 x,s32 y,s32 width,FS_file_handle file,byte *data,s32 pad_bytes,s32 in_color_depth,s32 out_color_depth) { s32 i,j,xx,offset=0; s32 color_index; s32 w,dd,ii; byte color; u16 *data16; u16 color16; byte R,G,B; switch(out_color_depth) { case 8: switch(in_color_depth) { case 8: for(i=0;i<width;i++) { #if(0) data[offset]=FS_fgetbyte(file); offset++; #else color_index=FS_fgetbyte(file); R=BMP_palette[color_index*3+0]; G=BMP_palette[color_index*3+1]; B=BMP_palette[color_index*3+2]; color=R&0xe0; color|=(G>>3)&0x1c; color|=(B>>6)&0x03; data[offset]=color; offset++; #endif } break; } break; #if(0) case 16: data16=(u16*)data; switch(in_color_depth) { case 1: w=(width>>3); if(width&7) w++; for(i=0;i<w;i++) { dd=FS_fgetbyte(file); for(j=0;j<8;j++) { ii=(i<<3)+j; if(ii>=width) break; xx=x+ii; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { if(dd & (1<<(7-j))) color16=0xffff; else color16=0; data16[offset]=color16; } offset++; } } break; case 4: w=(width>>1); if(width&1) w++; for(i=0;i<w;i++) { dd=FS_fgetbyte(file); for(j=0;j<2;j++) { ii=(i<<1)+j; if(ii>=width) break; xx=x+ii; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { color_index=((dd>>((1-j)<<2))&0xf)*3; PC_READ_PALETTE(BMP_palette,color_index,R,G,B); PC_RGB_TO_D16(color16,R,G,B); data16[offset]=color16; } offset++; } } break; case 8: for(i=0;i<width;i++) { xx=x+i; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { color_index=FS_fgetbyte(file)*3; PC_READ_PALETTE(BMP_palette,color_index,R,G,B); PC_RGB_TO_D16(color16,R,G,B); data16[offset]=color16; } else { FS_fgetbyte(file); } offset++; } break; case 24: for(i=0;i<width;i++) { xx=x+i; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { B=FS_fgetbyte(file); G=FS_fgetbyte(file); R=FS_fgetbyte(file); PC_RGB_TO_D16(color16,R,G,B); data16[offset]=color16; } else { FS_fgetbyte(file); FS_fgetbyte(file); FS_fgetbyte(file); } offset++; } break; } break; case 24: switch(in_color_depth) { case 1: w=(width>>3); if(width&7) w++; for(i=0;i<w;i++) { dd=FS_fgetbyte(file); for(j=0;j<8;j++) { ii=(i<<3)+j; if(ii>=width) break; xx=x+ii; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { if(dd & (1<<(7-j))) color=255; else color=0; data[offset+2]=color; data[offset+1]=color; data[offset+0]=color; } offset+=3; } } break; case 4: w=(width>>1); if(width&1) w++; for(i=0;i<w;i++) { dd=FS_fgetbyte(file); for(j=0;j<2;j++) { ii=(i<<1)+j; if(ii>=width) break; xx=x+ii; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { color_index=((dd>>((1-j)<<2))&0xf)*3; PC_READ_PALETTE(BMP_palette,color_index,R,G,B); PC_WRITE_RGB(data,offset,R,G,B); } offset+=3; } } break; case 8: for(i=0;i<width;i++) { xx=x+i; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { color_index=FS_fgetbyte(file)*3; PC_READ_PALETTE(BMP_palette,color_index,R,G,B); PC_WRITE_RGB(data,offset,R,G,B); } else { FS_fgetbyte(file); } offset+=3; } break; case 24: for(i=0;i<width;i++) { xx=x+i; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { B=FS_fgetbyte(file); G=FS_fgetbyte(file); R=FS_fgetbyte(file); PC_WRITE_RGB(data,offset,R,G,B); } else { FS_fgetbyte(file); FS_fgetbyte(file); FS_fgetbyte(file); } offset+=3; } break; } break; case 32: switch(in_color_depth) { case 1: w=(width>>3); if(width&7) w++; for(i=0;i<w;i++) { dd=FS_fgetbyte(file); for(j=0;j<8;j++) { ii=(i<<3)+j; if(ii>=width) break; xx=x+ii; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { if(dd & (1<<(7-j))) color=255; else color=0; data[offset+2]=color; data[offset+1]=color; data[offset+0]=color; } offset+=4; } } break; case 4: w=(width>>1); if(width&1) w++; for(i=0;i<w;i++) { dd=FS_fgetbyte(file); for(j=0;j<2;j++) { ii=(i<<1)+j; if(ii>=width) break; xx=x+ii; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { color_index=((dd>>((1-j)<<2))&0xf)*3; PC_READ_PALETTE(BMP_palette,color_index,R,G,B); PC_WRITE_RGB(data,offset,R,G,B); } offset+=4; } } break; case 8: for(i=0;i<width;i++) { xx=x+i; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { color_index=FS_fgetbyte(file)*3; PC_READ_PALETTE(BMP_palette,color_index,R,G,B); PC_WRITE_RGB(data,offset,R,G,B); } else { FS_fgetbyte(file); } offset+=4; } break; case 24: for(i=0;i<width;i++) { xx=x+i; if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2)) { B=FS_fgetbyte(file); G=FS_fgetbyte(file); R=FS_fgetbyte(file); PC_WRITE_RGB(data,offset,R,G,B); } else { FS_fgetbyte(file); FS_fgetbyte(file); FS_fgetbyte(file); } offset+=4; } break; } break; #endif } for(i=0;i<pad_bytes;i++) { FS_fgetbyte(file); } } void BMP_load_file_header(bitmap_file_header *h,FS_file_handle file) { h->file_type=FS_fget16(file); h->file_size=FS_fget32(file); h->reserved1=FS_fget16(file); h->reserved2=FS_fget16(file); h->bitmap_offset=FS_fget32(file); } void BMP_load_info_header(bitmap_info_header *h,FS_file_handle file) { h->header_size=FS_fget32(file); h->width=FS_fget32(file); h->height=FS_fget32(file); h->number_of_planes=FS_fget16(file); h->bits_per_pixel=FS_fget16(file); h->compression=FS_fget32(file); h->bitmap_size=FS_fget32(file); h->device_width=FS_fget32(file); h->device_height=FS_fget32(file); h->number_of_colors=FS_fget32(file); h->number_of_important_colors=FS_fget32(file); } byte *b_data; byte *b_palette; s32 b_color_depth=8; s32 b_row_bytes; s32 b_width; s32 b_height; s32 b_size; byte BMP_load(s32 x,s32 y,FS_file_handle file) { bitmap_file_header file_header; bitmap_info_header info_header; s32 ncolors,i,j,k,width,height,offset; s32 bitmap_size,row_bytes,used_row_bytes,total_bits; s32 dest_row_bytes,pad_bytes; FS_fseek(file,0,SEEK_SET); BMP_load_file_header(&file_header,file); if((file_header.file_type&0xff)!='B') return(0); if((file_header.file_type>>8)!='M') return(0); BMP_load_info_header(&info_header,file); width=info_header.width; height=info_header.height; ncolors=1<<info_header.bits_per_pixel; if(info_header.bits_per_pixel==24) { used_row_bytes=width*3; } else { total_bits=width*info_header.bits_per_pixel; used_row_bytes=total_bits>>3; /*total_bits/8 */ if((total_bits%8)>0) used_row_bytes+=1; /* total_bits%8 */ } if((used_row_bytes%4)>0) row_bytes=used_row_bytes+(4-(used_row_bytes%4)); else row_bytes=used_row_bytes; if(b_color_depth<=8) { dest_row_bytes=width/(8/b_color_depth); if((width%(8/b_color_depth))>0) dest_row_bytes++; } else { dest_row_bytes=width*(b_color_depth/8); } bitmap_size=dest_row_bytes*height; b_width=width; b_height=height; b_size=bitmap_size; b_data=(byte*)malloc(b_size); b_palette=(byte*)malloc(256*3); b_row_bytes=dest_row_bytes; memset(b_data,0,b_size); if(b_color_depth<=8) { if(b_palette==NULL) return(0); } if(b_data==NULL) { return(0); } if(info_header.bits_per_pixel<=8) { k=0; if(b_color_depth<=8) { for(i=0;i<ncolors;i++) { BMP_palette[k+2]=b_palette[k+2]=FS_fgetbyte(file); BMP_palette[k+1]=b_palette[k+1]=FS_fgetbyte(file); BMP_palette[k+0]=b_palette[k+0]=FS_fgetbyte(file); k+=3; FS_fgetbyte(file); } } else { for(i=0;i<ncolors;i++) { BMP_palette[k+2]=FS_fgetbyte(file); BMP_palette[k+1]=FS_fgetbyte(file); BMP_palette[k+0]=FS_fgetbyte(file); k+=3; FS_fgetbyte(file); } } } FS_fseek(file,file_header.bitmap_offset,SEEK_SET); offset=(y+height-1)*b_row_bytes+x; pad_bytes=row_bytes-used_row_bytes; for(j=height-1;j>=0;j--) { BMP_write_line(x,(y+j),width,file,&b_data[offset],pad_bytes,info_header.bits_per_pixel,b_color_depth); offset-=b_row_bytes; } return(1); } void write_buffer(FILE *file_handle) { #if(1) s32 i; fprintf(file_handle,"\n{"); for(i=0;i<b_size;i++) { if((i%32)==0) fprintf(file_handle,"\n"); fprintf(file_handle,"0x%02X,",b_data[i]); } fprintf(file_handle,"\n};"); #else s32 i,j,offset; char outchars[]={'.','*','#','.','*','#','+','-'}; for(j=0;j<b_height;j++) { fprintf(file_handle,"\n"); for(i=0;i<b_width;i++) { offset=j*b_width+i; fprintf(file_handle,"%c",outchars[b_data[offset]%8]); } } #endif } int main(int argc,char *argv[]) { FILE *input_file_handle; FILE *output_file_handle; if(argc<3) { printf("\nUsage: converter <input-file> <output-file>"); exit(0); } input_file_handle=fopen(argv[1],"rb"); if(input_file_handle==NULL) { printf("\nInput file %s not found",argv[1]); exit(0); } BMP_load(0,0,input_file_handle); fclose(input_file_handle); output_file_handle=fopen(argv[2],"wb"); if(output_file_handle==NULL) { printf("\nUnable to create output file %s",argv[2]); exit(0); } write_buffer(output_file_handle); fclose(output_file_handle); free(b_data); free(b_palette); printf("\nWrote bitmap width=%d, height=%d, total=%d bytes",b_width,b_height,b_size); }