diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/Makefile | 8 | ||||
| -rw-r--r-- | tools/bmp_logo.c | 80 |
2 files changed, 67 insertions, 21 deletions
diff --git a/tools/Makefile b/tools/Makefile index df56a25..948ec19 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -111,8 +111,11 @@ LIBFDT_OBJ_FILES-y += fdt_wip.o # Generated LCD/video logo LOGO_H = $(OBJTREE)/include/bmp_logo.h +LOGO_DATA_H = $(OBJTREE)/include/bmp_logo_data.h LOGO-$(CONFIG_LCD_LOGO) += $(LOGO_H) +LOGO-$(CONFIG_LCD_LOGO) += $(LOGO_DATA_H) LOGO-$(CONFIG_VIDEO_LOGO) += $(LOGO_H) +LOGO-$(CONFIG_VIDEO_LOGO) += $(LOGO_DATA_H) ifeq ($(LOGO_BMP),) LOGO_BMP= logos/denx.bmp @@ -236,7 +239,10 @@ else endif $(LOGO_H): $(obj)bmp_logo $(LOGO_BMP) - $(obj)./bmp_logo $(LOGO_BMP) >$@ + $(obj)./bmp_logo --gen-info $(LOGO_BMP) > $@ + +$(LOGO_DATA_H): $(obj)bmp_logo $(LOGO_BMP) + $(obj)./bmp_logo --gen-data $(LOGO_BMP) > $@ ######################################################################### diff --git a/tools/bmp_logo.c b/tools/bmp_logo.c index 47228d2..b2ad3d5 100644 --- a/tools/bmp_logo.c +++ b/tools/bmp_logo.c @@ -1,5 +1,10 @@ #include "compiler.h" +enum { + MODE_GEN_INFO, + MODE_GEN_DATA +}; + typedef struct bitmap_s { /* bitmap description */ uint16_t width; uint16_t height; @@ -9,6 +14,11 @@ typedef struct bitmap_s { /* bitmap description */ #define DEFAULT_CMAP_SIZE 16 /* size of default color map */ +void usage(const char *prog) +{ + fprintf(stderr, "Usage: %s [--gen-info|--gen-data] file\n", prog); +} + /* * Neutralize little endians. */ @@ -39,21 +49,52 @@ int error (char * msg, FILE *fp) exit (EXIT_FAILURE); } +void gen_info(bitmap_t *b, uint16_t n_colors) +{ + printf("/*\n" + " * Automatically generated by \"tools/bmp_logo\"\n" + " *\n" + " * DO NOT EDIT\n" + " *\n" + " */\n\n\n" + "#ifndef __BMP_LOGO_H__\n" + "#define __BMP_LOGO_H__\n\n" + "#define BMP_LOGO_WIDTH\t\t%d\n" + "#define BMP_LOGO_HEIGHT\t\t%d\n" + "#define BMP_LOGO_COLORS\t\t%d\n" + "#define BMP_LOGO_OFFSET\t\t%d\n\n" + "extern unsigned short bmp_logo_palette[];\n" + "extern unsigned char bmp_logo_bitmap[];\n\n" + "#endif /* __BMP_LOGO_H__ */\n", + b->width, b->height, n_colors, + DEFAULT_CMAP_SIZE); +} + int main (int argc, char *argv[]) { - int i, x; + int mode, i, x; FILE *fp; bitmap_t bmp; bitmap_t *b = &bmp; uint16_t data_offset, n_colors; - if (argc < 2) { - fprintf (stderr, "Usage: %s file\n", argv[0]); + if (argc < 3) { + usage(argv[0]); exit (EXIT_FAILURE); } - if ((fp = fopen (argv[1], "rb")) == NULL) { - perror (argv[1]); + if (!strcmp(argv[1], "--gen-info")) + mode = MODE_GEN_INFO; + else if (!strcmp(argv[1], "--gen-data")) + mode = MODE_GEN_DATA; + else { + usage(argv[0]); + exit(EXIT_FAILURE); + } + + fp = fopen(argv[2], "rb"); + if (!fp) { + perror(argv[2]); exit (EXIT_FAILURE); } @@ -92,28 +133,26 @@ int main (int argc, char *argv[]) n_colors = 256 - DEFAULT_CMAP_SIZE; } - printf ("/*\n" + if (mode == MODE_GEN_INFO) { + gen_info(b, n_colors); + goto out; + } + + printf("/*\n" " * Automatically generated by \"tools/bmp_logo\"\n" " *\n" " * DO NOT EDIT\n" " *\n" " */\n\n\n" - "#ifndef __BMP_LOGO_H__\n" - "#define __BMP_LOGO_H__\n\n" - "#define BMP_LOGO_WIDTH\t\t%d\n" - "#define BMP_LOGO_HEIGHT\t\t%d\n" - "#define BMP_LOGO_COLORS\t\t%d\n" - "#define BMP_LOGO_OFFSET\t\t%d\n" - "\n", - b->width, b->height, n_colors, - DEFAULT_CMAP_SIZE); + "#ifndef __BMP_LOGO_DATA_H__\n" + "#define __BMP_LOGO_DATA_H__\n\n"); /* allocate memory */ if ((b->data = (uint8_t *)malloc(b->width * b->height)) == NULL) error ("Error allocating memory for file", fp); /* read and print the palette information */ - printf ("unsigned short bmp_logo_palette[] = {\n"); + printf("unsigned short bmp_logo_palette[] = {\n"); for (i=0; i<n_colors; ++i) { b->palette[(int)(i*3+2)] = fgetc(fp); @@ -137,14 +176,13 @@ int main (int argc, char *argv[]) printf ("\n"); printf ("};\n"); printf ("\n"); - printf ("unsigned char bmp_logo_bitmap[] = {\n"); + printf("unsigned char bmp_logo_bitmap[] = {\n"); for (i=(b->height-1)*b->width; i>=0; i-=b->width) { for (x = 0; x < b->width; x++) { b->data[(uint16_t) i + x] = (uint8_t) fgetc (fp) \ + DEFAULT_CMAP_SIZE; } } - fclose (fp); for (i=0; i<(b->height*b->width); ++i) { if ((i%8) == 0) @@ -156,8 +194,10 @@ int main (int argc, char *argv[]) } printf ("\n" "};\n\n" - "#endif /* __BMP_LOGO_H__ */\n" + "#endif /* __BMP_LOGO_DATA_H__ */\n" ); - return (0); +out: + fclose(fp); + return 0; } |