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st/vdpau: fix unwanted output scaling 

vlVdpPresentationQueueDisplay shouldn't scale, so
use size of destination surface as source rectangle.

Based on work of Maarten Lankhorst <m.b.lankhorst@gmail.com>

Signed-off-by: Christian König <deathsimple@vodafone.de>
This commit is contained in:
Christian König 2011-12-12 16:51:12 +01:00
parent 9e51c200a7
commit 5d1de8bc7d
1 changed files with 12 additions and 7 deletions
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19
src/gallium/state_trackers/vdpau/presentation.c
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@ -213,7 +213,7 @@ vlVdpPresentationQueueDisplay(VdpPresentationQueue presentation_queue,
struct pipe_context *pipe;
struct pipe_surface *drawable_surface;
struct pipe_video_rect vo_rect;
struct pipe_video_rect src_rect, dst_clip;
pq = vlGetDataHTAB(presentation_queue);
if (!pq)
@ -229,14 +229,19 @@ vlVdpPresentationQueueDisplay(VdpPresentationQueue presentation_queue,
surf->timestamp = (vlVdpTime)earliest_presentation_time;
vo_rect.x = 0;
vo_rect.y = 0;
vo_rect.w = clip_width;
vo_rect.h = clip_height;
src_rect.x = 0;
src_rect.y = 0;
src_rect.w = drawable_surface->width;
src_rect.h = drawable_surface->height;
dst_clip.x = 0;
dst_clip.y = 0;
dst_clip.w = clip_width;
dst_clip.h = clip_height;
vl_compositor_clear_layers(&pq->compositor);
vl_compositor_set_rgba_layer(&pq->compositor, 0, surf->sampler_view, NULL, NULL);
vl_compositor_render(&pq->compositor, drawable_surface, NULL, &vo_rect, &pq->dirty_area);
vl_compositor_set_rgba_layer(&pq->compositor, 0, surf->sampler_view, &src_rect, NULL);
vl_compositor_render(&pq->compositor, drawable_surface, NULL, &dst_clip, &pq->dirty_area);
pipe = pq->device->context->pipe;