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bmpviewer: do aspect ratio correction.

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it might be better to not change the message "loading width x height"?

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24976 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Teruaki Kawashima 2010-02-28 16:39:36 +00:00
parent af7c5c8842
commit c1689ca80d
1 changed files with 11 additions and 0 deletions
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11
apps/plugins/imageviewer/bmp/bmp.c
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@ -167,6 +167,17 @@ int load_image(char *filename, struct image_info *info,
int ds = 1;
/* check size of image needed to load image. */
size = scaled_read_bmp_fd(fd, &bmp, 0, format | FORMAT_RETURN_SIZE, cformat);
#if (LCD_PIXEL_ASPECT_HEIGHT != 1 || LCD_PIXEL_ASPECT_WIDTH != 1)
if (size <= *buf_size)
{
/* correct aspect */
format |= FORMAT_RESIZE|FORMAT_KEEP_ASPECT;
bmp.width *= LCD_PIXEL_ASPECT_HEIGHT;
bmp.height *= LCD_PIXEL_ASPECT_WIDTH;
bmp.width /= MAX(LCD_PIXEL_ASPECT_HEIGHT, LCD_PIXEL_ASPECT_WIDTH);
bmp.height /= MAX(LCD_PIXEL_ASPECT_HEIGHT, LCD_PIXEL_ASPECT_WIDTH);
}
#endif
#ifdef USE_PLUG_BUF
if (!plug_buf)
#endif