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From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: barebox@lists.infradead.org
Subject: [PATCH 06/12] splash/bmp: switch to image_renderer
Date: Thu,  6 Sep 2012 08:04:54 +0200	[thread overview]
Message-ID: <1346911500-12902-6-git-send-email-plagnioj@jcrosoft.com> (raw)
In-Reply-To: <1346911500-12902-1-git-send-email-plagnioj@jcrosoft.com>

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 commands/Kconfig              |    1 +
 commands/splash.c             |   10 +++----
 lib/Kconfig                   |    1 +
 lib/bmp.c                     |   63 +++++++++++++----------------------------
 {include => lib}/bmp_layout.h |    0
 5 files changed, 26 insertions(+), 49 deletions(-)
 rename {include => lib}/bmp_layout.h (100%)

diff --git a/commands/Kconfig b/commands/Kconfig
index 9107a3e..97993c1 100644
--- a/commands/Kconfig
+++ b/commands/Kconfig
@@ -538,6 +538,7 @@ config CMD_LSMOD
 config CMD_SPLASH
 	bool
 	depends on VIDEO
+	select IMAGE_RENDERER
 	select BMP
 	prompt "splash"
 	help
diff --git a/commands/splash.c b/commands/splash.c
index ad73778..88a6cf1 100644
--- a/commands/splash.c
+++ b/commands/splash.c
@@ -7,7 +7,7 @@
 #include <getopt.h>
 #include <fcntl.h>
 #include <fb.h>
-#include <bmp_layout.h>
+#include <image_renderer.h>
 
 static int do_splash(int argc, char *argv[])
 {
@@ -15,7 +15,7 @@ static int do_splash(int argc, char *argv[])
 	char *fbdev = "/dev/fb0";
 	void *fb;
 	struct fb_info info;
-	char *bmpfile;
+	char *image_file;
 	int startx = -1, starty = -1;
 	int xres, yres;
 	int offscreen = 0;
@@ -40,7 +40,7 @@ static int do_splash(int argc, char *argv[])
 		printf("no filename given\n");
 		return 1;
 	}
-	bmpfile = argv[optind];
+	image_file = argv[optind];
 
 	fd = open(fbdev, O_RDWR);
 	if (fd < 0) {
@@ -75,8 +75,8 @@ static int do_splash(int argc, char *argv[])
 			memcpy(offscreenbuf, fb, fbsize);
 	}
 
-	if (bmp_render_file(&info, bmpfile, fb, startx, starty, xres, yres,
-			    offscreenbuf) < 0)
+	if (image_renderer_file(&info, image_file, fb, startx, starty,
+				offscreenbuf) < 0)
 		ret = 1;
 
 	if (offscreenbuf)
diff --git a/lib/Kconfig b/lib/Kconfig
index e74189d..9ec2095 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -43,5 +43,6 @@ config IMAGE_RENDERER
 
 config BMP
 	bool
+	depends on IMAGE_RENDERER
 
 endmenu
diff --git a/lib/bmp.c b/lib/bmp.c
index 776d3b3..573cf97 100644
--- a/lib/bmp.c
+++ b/lib/bmp.c
@@ -1,54 +1,23 @@
 #include <common.h>
-#include <fs.h>
 #include <errno.h>
-#include <malloc.h>
 #include <fb.h>
-#include <bmp_layout.h>
+#include "bmp_layout.h"
 #include <asm/byteorder.h>
+#include <init.h>
+#include <image_renderer.h>
 
-static inline void set_pixel(struct fb_info *info, void *adr, int r, int g, int b)
+static int bmp_renderer(struct fb_info *info, void* data, int size, void* fb,
+		    int startx, int starty, void* offscreenbuf)
 {
-	u32 px;
-
-	px = (r >> (8 - info->red.length)) << info->red.offset |
-		(g >> (8 - info->green.length)) << info->green.offset |
-		(b >> (8 - info->blue.length)) << info->blue.offset;
-
-	switch (info->bits_per_pixel) {
-	case 8:
-		break;
-	case 16:
-		*(u16 *)adr = px;
-		break;
-	case 32:
-		*(u32 *)adr = px;
-		break;
-	}
-}
-
-int bmp_render_file(struct fb_info *info, const char* bmpfile, void* fb,
-		    int startx, int starty, int xres, int yres, void* offscreenbuf)
-{
-	struct bmp_image *bmp;
+	struct bmp_image *bmp = data;
 	int sw, sh, width, height;
 	int bits_per_pixel, fbsize;
-	int bmpsize;
-	int ret = 0;
 	void *adr, *buf;
 	char *image;
+	int xres, yres;
 
-	bmp = read_file(bmpfile, &bmpsize);
-	if (!bmp) {
-		printf("unable to read %s\n", bmpfile);
-		return -ENOMEM;
-	}
-
-	if (bmp->header.signature[0] != 'B' ||
-	      bmp->header.signature[1] != 'M') {
-		printf("No valid bmp file\n");
-		ret = -EINVAL;
-		goto err;
-	}
+	xres = info->xres;
+	yres = info->yres;
 
 	sw = le32_to_cpu(bmp->header.width);
 	sh = le32_to_cpu(bmp->header.height);
@@ -123,10 +92,16 @@ int bmp_render_file(struct fb_info *info, const char* bmpfile, void* fb,
 	if (offscreenbuf)
 		memcpy(fb, offscreenbuf, fbsize);
 
-	free(bmp);
 	return sh;
+}
 
-err:
-	free(bmp);
-	return ret;
+static struct image_renderer bmp = {
+	.type = filetype_bmp,
+	.renderer = bmp_renderer,
+};
+
+static int bmp_init(void)
+{
+	return image_renderer_register(&bmp);
 }
+fs_initcall(bmp_init);
diff --git a/include/bmp_layout.h b/lib/bmp_layout.h
similarity index 100%
rename from include/bmp_layout.h
rename to lib/bmp_layout.h
-- 
1.7.10.4


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  parent reply	other threads:[~2012-09-06  6:04 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-06  6:00 [PATCH 00/12] add PNG support Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04 ` [PATCH 01/12] add barebox logo Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` [PATCH 02/12] bmp: rename it to splash Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` [PATCH 03/12] bmp: split bmp rending in lib/bmp.c Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` [PATCH 04/12] introduce image_renderer framework Jean-Christophe PLAGNIOL-VILLARD
2012-09-06 10:42     ` Jan Lübbe
2012-09-06  6:04   ` [PATCH 05/12] filetype: add BMP support Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2012-09-06  6:04   ` [PATCH 07/12] splash: add support to set a background color Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` [PATCH 08/12] Introduce graphic utils Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` [PATCH 09/12] graphic_utils: add rgba support Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` [PATCH 10/12] filetype: add PNG support Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:04   ` [PATCH 11/12] " Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  6:05   ` [PATCH 12/12] png: add picoPNG lib support Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  8:56     ` Antony Pavlov
2012-09-06 10:37   ` [PATCH 01/12] add barebox logo Jan Lübbe
2012-09-06 10:44     ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-06 12:00       ` Eric Bénard
2012-09-06 12:16   ` Sascha Hauer
2012-09-06  7:37 ` [PATCH 00/12] add PNG support Eric Bénard
2012-09-06  8:55   ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  9:10     ` Eric Bénard
2012-09-06  9:47       ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-06  9:55         ` Eric Bénard
2012-09-06 10:03           ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-06 10:12             ` Eric Bénard
2012-09-06 10:29               ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-06 11:59                 ` Eric Bénard
2012-09-06 16:03 ` Sascha Hauer
2012-09-06 21:50   ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-06 22:25     ` Sascha Hauer
2012-09-07  0:18       ` Jean-Christophe PLAGNIOL-VILLARD

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