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authorChristian König <[email protected]>2012-02-26 11:37:53 +0100
committerChristian König <[email protected]>2012-03-02 13:14:22 +0100
commitbf19596870a61c615f12e593f4812052ce9d9721 (patch)
tree0ec2144fbfa57bd0698b546e4d6fa6e9ca6913a7 /src/gallium/state_trackers
parentabf31e3822665b6bdf5ac78b757a21522c9448b1 (diff)
st/vdpau: implement BitmapSurfaceQueryCapabilities
Signed-off-by: Christian König <[email protected]>
Diffstat (limited to 'src/gallium/state_trackers')
-rw-r--r--src/gallium/state_trackers/vdpau/query.c36
1 files changed, 35 insertions, 1 deletions
diff --git a/src/gallium/state_trackers/vdpau/query.c b/src/gallium/state_trackers/vdpau/query.c
index c5f7037594a..e7acddcc9e8 100644
--- a/src/gallium/state_trackers/vdpau/query.c
+++ b/src/gallium/state_trackers/vdpau/query.c
@@ -275,10 +275,44 @@ VdpStatus
vlVdpBitmapSurfaceQueryCapabilities(VdpDevice device, VdpRGBAFormat surface_rgba_format,
VdpBool *is_supported, uint32_t *max_width, uint32_t *max_height)
{
+ vlVdpDevice *dev;
+ struct pipe_screen *pscreen;
+ enum pipe_format format;
+
+ dev = vlGetDataHTAB(device);
+ if (!dev)
+ return VDP_STATUS_INVALID_HANDLE;
+
+ pscreen = dev->vscreen->pscreen;
+ if (!pscreen)
+ return VDP_STATUS_RESOURCES;
+
+ format = FormatRGBAToPipe(surface_rgba_format);
+ if (format == PIPE_FORMAT_NONE)
+ return VDP_STATUS_INVALID_RGBA_FORMAT;
+
if (!(is_supported && max_width && max_height))
return VDP_STATUS_INVALID_POINTER;
- return VDP_STATUS_NO_IMPLEMENTATION;
+ *is_supported = pscreen->is_format_supported
+ (
+ pscreen, format, PIPE_TEXTURE_3D, 1,
+ PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET
+ );
+ if (*is_supported) {
+ uint32_t max_2d_texture_level = pscreen->get_param(
+ pscreen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
+
+ if (!max_2d_texture_level)
+ return VDP_STATUS_ERROR;
+
+ *max_width = *max_height = pow(2, max_2d_texture_level - 1);
+ } else {
+ *max_width = 0;
+ *max_height = 0;
+ }
+
+ return VDP_STATUS_OK;
}
/**