This patch supports drawing 32bpp decompressed bitmap image.
change of v1: - use lcd_line_length variable - convert RGB to BGR because BMP data format aligned BGR.
Signed-off-by: Donghwa Lee dh09.lee@samsung.com Signed-off-by: Kyungmin.park kyungmin.park@samsung.com --- common/lcd.c | 27 ++++++++++++++++++++++++--- 1 files changed, 24 insertions(+), 3 deletions(-)
diff --git a/common/lcd.c b/common/lcd.c index bf1a6a9..460442d 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -616,6 +616,9 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y) #if !defined(CONFIG_MCC200) ushort *cmap = NULL; #endif +#if defined(CONFIG_BMP_32BPP) + uchar r, g, b, a; +#endif ushort *cmap_base = NULL; ushort i, j; uchar *fb; @@ -645,14 +648,14 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
bpix = NBITS(panel_info.vl_bpix);
- if ((bpix != 1) && (bpix != 8) && (bpix != 16)) { + if ((bpix != 1) && (bpix != 8) && (bpix != 16) && (bpix != 32)) { printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", bpix, bmp_bpix); return 1; }
/* We support displaying 8bpp BMPs on 16bpp LCDs */ - if (bpix != bmp_bpix && (bmp_bpix != 8 || bpix != 16)) { + if (bpix != bmp_bpix && (bmp_bpix != 8 || bpix != 16 || bpix != 32)) { printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", bpix, le16_to_cpu(bmp->header.bit_count)); @@ -669,7 +672,7 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y) cmap = (ushort *)fbi->palette; #elif defined(CONFIG_MPC823) cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]); -#elif !defined(CONFIG_ATMEL_LCD) +#elif !defined(CONFIG_ATMEL_LCD) && !defined(CONFIG_EXYNOS_FB) cmap = panel_info.cmap; #endif
@@ -791,6 +794,24 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y) break; #endif /* CONFIG_BMP_16BPP */
+#if defined(CONFIG_BMP_32BPP) + case 32: + for (i = 0; i < height; ++i) { + for (j = 0; j < width; j++) { + b = *(bmap++); + g = *(bmap++); + r = *(bmap++); + a = *(bmap++); + + *(fb++) = r; + *(fb++) = g; + *(fb++) = b; + *(fb++) = a; + } + fb -= (lcd_line_length + width * (bpix / 8)); + } + break; +#endif /* CONFIG_BMP_32BPP */ default: break; };