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st/vdpau: implement vlVdpOutputSurfaceQueryCapabilities

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Fixing some problems with gstreamer.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Maarten Lankhorst <m.b.lankhorst@gmail.com>
This commit is contained in:
Christian König 2012-02-02 14:02:52 +01:00
parent 189e6c7e81
commit 97349dfa79
1 changed files with 37 additions and 3 deletions
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40
src/gallium/state_trackers/vdpau/query.c
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@ -188,12 +188,46 @@ VdpStatus
vlVdpOutputSurfaceQueryCapabilities(VdpDevice device, VdpRGBAFormat surface_rgba_format,
VdpBool *is_supported, uint32_t *max_width, uint32_t *max_height)
{
if (!(is_supported && max_width && max_height))
return VDP_STATUS_INVALID_POINTER;
vlVdpDevice *dev;
struct pipe_screen *pscreen;
enum pipe_format format;
VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Querying VdpOutputSurface capabilities\n");
return VDP_STATUS_NO_IMPLEMENTATION;
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 || format == PIPE_FORMAT_A8_UNORM)
return VDP_STATUS_INVALID_RGBA_FORMAT;
if (!(is_supported && max_width && max_height))
return VDP_STATUS_INVALID_POINTER;
*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;
}
/**