[Spice-devel] [PATCH] spice: fix simple display on bigendian hosts

Denis Kirjanov kirjanov at gmail.com
Tue Apr 14 04:46:52 PDT 2015


On 4/14/15, Gerd Hoffmann <kraxel at redhat.com> wrote:
> Denis Kirjanov is busy getting spice run on ppc64 and trapped into this
> one.  Spice wire format is little endian, so we have to explicitly say
> we want little endian when letting pixman convert the data for us.
>
> Reported-by: Denis Kirjanov <kirjanov at gmail.com>
> Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
> ---
Yeah, that fixes the issue. Thanks Gerd!

>  include/ui/qemu-pixman.h | 2 ++
>  ui/spice-display.c       | 2 +-
>  2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/include/ui/qemu-pixman.h b/include/ui/qemu-pixman.h
> index 5d7a9ac..e34c4ef 100644
> --- a/include/ui/qemu-pixman.h
> +++ b/include/ui/qemu-pixman.h
> @@ -35,6 +35,7 @@
>  # define PIXMAN_BE_r8g8b8a8   PIXMAN_r8g8b8a8
>  # define PIXMAN_BE_x8b8g8r8   PIXMAN_x8b8g8r8
>  # define PIXMAN_BE_a8b8g8r8   PIXMAN_a8b8g8r8
> +# define PIXMAN_LE_x8r8g8b8   PIXMAN_b8g8r8x8
>  #else
>  # define PIXMAN_BE_r8g8b8     PIXMAN_b8g8r8
>  # define PIXMAN_BE_x8r8g8b8   PIXMAN_b8g8r8x8
> @@ -45,6 +46,7 @@
>  # define PIXMAN_BE_r8g8b8a8   PIXMAN_a8b8g8r8
>  # define PIXMAN_BE_x8b8g8r8   PIXMAN_r8g8b8x8
>  # define PIXMAN_BE_a8b8g8r8   PIXMAN_r8g8b8a8
> +# define PIXMAN_LE_x8r8g8b8   PIXMAN_x8r8g8b8
>  #endif
>
>  /* -------------------------------------------------------------------- */
> diff --git a/ui/spice-display.c b/ui/spice-display.c
> index 1644185..1a64e07 100644
> --- a/ui/spice-display.c
> +++ b/ui/spice-display.c
> @@ -178,7 +178,7 @@ static void
> qemu_spice_create_one_update(SimpleSpiceDisplay *ssd,
>      image->bitmap.palette = 0;
>      image->bitmap.format = SPICE_BITMAP_FMT_32BIT;
>
> -    dest = pixman_image_create_bits(PIXMAN_x8r8g8b8, bw, bh,
> +    dest = pixman_image_create_bits(PIXMAN_LE_x8r8g8b8, bw, bh,
>                                      (void *)update->bitmap, bw * 4);
>      pixman_image_composite(PIXMAN_OP_SRC, ssd->surface, NULL, ssd->mirror,
>                             rect->left, rect->top, 0, 0,
> --
> 1.8.3.1
>
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> http://lists.freedesktop.org/mailman/listinfo/spice-devel
>


-- 
Regards,
Denis


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