diff options
Diffstat (limited to 'apps')
| -rw-r--r-- | apps/recorder/bmp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/apps/recorder/bmp.c b/apps/recorder/bmp.c index 3e7356a..e4eb588 100644 --- a/apps/recorder/bmp.c +++ b/apps/recorder/bmp.c @@ -175,13 +175,15 @@ enum color_order { }; struct bmp_args { + /* needs to be at least 2byte aligned for faster 16bit reads. + * but aligning to cache should be even faster */ + unsigned char buf[BM_MAX_WIDTH * 4] CACHEALIGN_AT_LEAST_ATTR(2); int fd; short padded_width; short read_width; short width; short depth; enum color_order order; - unsigned char buf[BM_MAX_WIDTH * 4]; struct uint8_rgb *palette; #if (LCD_DEPTH > 1 || (defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1)) && \ defined(HAVE_BMP_SCALING) || defined(PLUGIN) @@ -276,7 +278,7 @@ static unsigned int read_part_line(struct bmp_args *ba) break; case 15: case 16: - data = ibuf[0] | (ibuf[1]<<8); + data = letoh16(*(uint16_t*)ibuf); component = (data << 3) & 0xf8; component |= component >> 5; buf->blue = component; |