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output, backend/drm: add wlr_output_export_dmabuf

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This commit is contained in:
emersion 2018-05-21 18:50:51 +01:00
parent e1f56538a8
commit 9e26808c28
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GPG key ID: 0FDE7BE0E88F5E48
6 changed files with 51 additions and 10 deletions
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25
backend/drm/renderer.c
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@ -160,6 +160,19 @@ void post_drm_surface(struct wlr_drm_surface *surf) {
}
}
void export_drm_bo(struct gbm_bo *bo,
struct wlr_dmabuf_buffer_attribs *attribs) {
memset(attribs, 0, sizeof(struct wlr_dmabuf_buffer_attribs));
attribs->n_planes = 1;
attribs->width = gbm_bo_get_width(bo);
attribs->height = gbm_bo_get_height(bo);
attribs->format = gbm_bo_get_format(bo);
attribs->offset[0] = 0;
attribs->stride[0] = gbm_bo_get_stride_for_plane(bo, 0);
attribs->modifier[0] = DRM_FORMAT_MOD_LINEAR;
attribs->fd[0] = gbm_bo_get_fd(bo);
}
struct tex {
struct wlr_egl *egl;
EGLImageKHR img;
@ -186,16 +199,8 @@ static struct wlr_texture *get_tex_for_bo(struct wlr_drm_renderer *renderer,
return NULL;
}
struct wlr_dmabuf_buffer_attribs attribs = {
.n_planes = 1,
.width = gbm_bo_get_width(bo),
.height = gbm_bo_get_height(bo),
.format = gbm_bo_get_format(bo),
};
attribs.offset[0] = 0;
attribs.stride[0] = gbm_bo_get_stride_for_plane(bo, 0);
attribs.modifier[0] = DRM_FORMAT_MOD_LINEAR;
attribs.fd[0] = gbm_bo_get_fd(bo);
struct wlr_dmabuf_buffer_attribs attribs;
export_drm_bo(bo, &attribs);
tex->tex = wlr_texture_from_dmabuf(renderer->wlr_rend, &attribs);
if (tex->tex == NULL) {