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* [PATCH] libv4lconvert: Fix support for Y16 pixel format
@ 2015-03-26 16:17 Ricardo Ribalda Delgado
  2015-03-27 13:42 ` Hans de Goede
  0 siblings, 1 reply; 2+ messages in thread
From: Ricardo Ribalda Delgado @ 2015-03-26 16:17 UTC (permalink / raw)
  To: Hans de Goede, Gregor Jasny, linux-media; +Cc: Ricardo Ribalda Delgado

Y16 is a little-endian format. The original implementation assumed that
it was big-endian.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
 lib/libv4lconvert/rgbyuv.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/libv4lconvert/rgbyuv.c b/lib/libv4lconvert/rgbyuv.c
index 0f30192..75c42aa 100644
--- a/lib/libv4lconvert/rgbyuv.c
+++ b/lib/libv4lconvert/rgbyuv.c
@@ -591,6 +591,9 @@ void v4lconvert_y16_to_rgb24(const unsigned char *src, unsigned char *dest,
 		int width, int height)
 {
 	int j;
+
+	src++; /*Y16 is little endian*/
+
 	while (--height >= 0) {
 		for (j = 0; j < width; j++) {
 			*dest++ = *src;
@@ -606,6 +609,8 @@ void v4lconvert_y16_to_yuv420(const unsigned char *src, unsigned char *dest,
 {
 	int x, y;
 
+	src++; /*Y16 is little endian*/
+
 	/* Y */
 	for (y = 0; y < src_fmt->fmt.pix.height; y++)
 		for (x = 0; x < src_fmt->fmt.pix.width; x++){
-- 
2.1.4


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] libv4lconvert: Fix support for Y16 pixel format
  2015-03-26 16:17 [PATCH] libv4lconvert: Fix support for Y16 pixel format Ricardo Ribalda Delgado
@ 2015-03-27 13:42 ` Hans de Goede
  0 siblings, 0 replies; 2+ messages in thread
From: Hans de Goede @ 2015-03-27 13:42 UTC (permalink / raw)
  To: Ricardo Ribalda Delgado, Gregor Jasny, linux-media

Hi,

On 26-03-15 17:17, Ricardo Ribalda Delgado wrote:
> Y16 is a little-endian format. The original implementation assumed that
> it was big-endian.
>
> Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>

Thanks merged upstream, both into master and stable-1.6 branches.

Regards,

Hans

> ---
>   lib/libv4lconvert/rgbyuv.c | 5 +++++
>   1 file changed, 5 insertions(+)
>
> diff --git a/lib/libv4lconvert/rgbyuv.c b/lib/libv4lconvert/rgbyuv.c
> index 0f30192..75c42aa 100644
> --- a/lib/libv4lconvert/rgbyuv.c
> +++ b/lib/libv4lconvert/rgbyuv.c
> @@ -591,6 +591,9 @@ void v4lconvert_y16_to_rgb24(const unsigned char *src, unsigned char *dest,
>   		int width, int height)
>   {
>   	int j;
> +
> +	src++; /*Y16 is little endian*/
> +
>   	while (--height >= 0) {
>   		for (j = 0; j < width; j++) {
>   			*dest++ = *src;
> @@ -606,6 +609,8 @@ void v4lconvert_y16_to_yuv420(const unsigned char *src, unsigned char *dest,
>   {
>   	int x, y;
>
> +	src++; /*Y16 is little endian*/
> +
>   	/* Y */
>   	for (y = 0; y < src_fmt->fmt.pix.height; y++)
>   		for (x = 0; x < src_fmt->fmt.pix.width; x++){
>

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2015-03-26 16:17 [PATCH] libv4lconvert: Fix support for Y16 pixel format Ricardo Ribalda Delgado
2015-03-27 13:42 ` Hans de Goede

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