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loader/dri3: import prime buffers in the currently-bound screen

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This tries to mirrors the codepath taken by DRI2 in IntelSetTexBuffer2()
and fixes many applications when using DRI3:
 - Totem with libva on hw-accelerated decoding
 - obs-studio, using Window Capture (Xcomposite) as a Source
 - gstreamer with VAAPI

v2:
 - introduce get_dri_screen() in the dri3 loader's vtable (krh)

Tested-by: Timo Aaltonen <tjaalton@ubuntu.com>
Tested-by: Ionut Biru <biru.ionut@gmail.com>
Cc: mesa-stable@lists.freedesktop.org
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=71759
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Martin Peres <martin.peres@linux.intel.com>
This commit is contained in:
Martin Peres
2016-10-06 17:10:35 +03:00
parent 0247e5ee3e
commit a599b1c203
1 changed files with 11 additions and 1 deletions
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12
src/loader/loader_dri3_helper.c
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@@ -1117,6 +1117,7 @@ dri3_get_pixmap_buffer(__DRIdrawable *driDrawable, unsigned int format,
xcb_sync_fence_t sync_fence; xcb_sync_fence_t sync_fence;
struct xshmfence *shm_fence; struct xshmfence *shm_fence;
int fence_fd; int fence_fd;
__DRIscreen *cur_screen;
if (buffer) if (buffer)
return buffer; return buffer;
@@ -1147,8 +1148,17 @@ dri3_get_pixmap_buffer(__DRIdrawable *driDrawable, unsigned int format,
if (!bp_reply) if (!bp_reply)
goto no_image; goto no_image;
/* Get the currently-bound screen or revert to using the drawable's screen if
* no contexts are currently bound. The latter case is at least necessary for
* obs-studio, when using Window Capture (Xcomposite) as a Source.
*/
cur_screen = draw->vtable->get_dri_screen(draw);
if (!cur_screen) {
cur_screen = draw->dri_screen;
}
buffer->image = loader_dri3_create_image(draw->conn, bp_reply, format, buffer->image = loader_dri3_create_image(draw->conn, bp_reply, format,
draw->dri_screen, draw->ext->image, cur_screen, draw->ext->image,
buffer); buffer);
if (!buffer->image) if (!buffer->image)
goto no_image; goto no_image;