diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2018-02-27 22:39:26 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2018-06-08 12:56:01 +0300 |
| commit | e867d65b7161b75dcbabb56677577c04aa52feb7 (patch) | |
| tree | a02a58028475fc85f926faf31eae770b187400ff | |
| parent | 44b837c9b498a2749d2564cbd8acb5a57da02217 (diff) | |
lib: Clear packed YUV formats to black
As we do for NV12, let's also clear packed YUV formats to black instead
of zero. Avoids unexpected green screens.
v2: Nuke the debug messages
v3: Use wmemset(Maarten)
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
| -rw-r--r-- | lib/igt_fb.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/lib/igt_fb.c b/lib/igt_fb.c index 6ff90d53..01936dd7 100644 --- a/lib/igt_fb.c +++ b/lib/igt_fb.c @@ -27,6 +27,7 @@ #include <stdio.h> #include <math.h> +#include <wchar.h> #include <inttypes.h> #include "drmtest.h" @@ -368,7 +369,8 @@ static int create_bo_for_fb(int fd, int width, int height, *is_dumb = false; if (is_i915_device(fd)) { - uint8_t *ptr; + void *ptr; + bool full_range = false; /* FIXME */ bo = gem_create(fd, size); gem_set_tiling(fd, bo, igt_fb_mod_to_tiling(tiling), stride); @@ -377,10 +379,23 @@ static int create_bo_for_fb(int fd, int width, int height, ptr = gem_mmap__gtt(fd, bo, size, PROT_READ | PROT_WRITE); igt_assert(*(uint32_t *)ptr == 0); - if (format->drm_id == DRM_FORMAT_NV12) { - /* component formats have a different zero point */ - memset(ptr, 16, offsets[1]); - memset(ptr + offsets[1], 0x80, (height + 1)/2 * stride); + switch (format->drm_id) { + case DRM_FORMAT_NV12: + memset(ptr + offsets[0], full_range ? 0x00 : 0x10, + calculated_stride * height); + memset(ptr + offsets[1], 0x80, + calculated_stride * height/2); + break; + case DRM_FORMAT_YUYV: + case DRM_FORMAT_YVYU: + wmemset(ptr, full_range ? 0x80008000 : 0x80108010, + calculated_stride * height / sizeof(wchar_t)); + break; + case DRM_FORMAT_UYVY: + case DRM_FORMAT_VYUY: + wmemset(ptr, full_range ? 0x00800080 : 0x10801080, + calculated_stride * height / sizeof(wchar_t)); + break; } gem_munmap(ptr, size); |