From f7f3563214a4deb4bf664057a4cce0c4bf0bdb02 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Wed, 11 Jan 2012 19:19:00 +0000 Subject: rgb2rgb: rgb12tobgr12() Signed-off-by: Ronald S. Bultje --- libswscale/rgb2rgb.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'libswscale/rgb2rgb.c') diff --git a/libswscale/rgb2rgb.c b/libswscale/rgb2rgb.c index 0f07e57683..9fbb6cfd60 100644 --- a/libswscale/rgb2rgb.c +++ b/libswscale/rgb2rgb.c @@ -282,6 +282,19 @@ void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size) } } +void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size) +{ + uint16_t *d = (uint16_t*)dst; + uint16_t *s = (uint16_t*)src; + int i; + int num_pixels = src_size >> 1; + + for (i = 0; i < num_pixels; i++) { + unsigned rgb = s[i]; + d[i] = (rgb << 8 | rgb & 0xF0 | rgb >> 8) & 0xFFF; + } +} + void bgr8torgb8(const uint8_t *src, uint8_t *dst, int src_size) { int i; -- cgit v1.2.3