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render: add wlr_texture_to_dmabuf

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This commit is contained in:
emersion 2018-05-23 00:03:26 +01:00
parent bd430b8620
commit 5ba1a9af56
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GPG key ID: 0FDE7BE0E88F5E48
7 changed files with 92 additions and 3 deletions
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29
render/gles2/texture.c
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@ -74,6 +74,34 @@ static bool gles2_texture_write_pixels(struct wlr_texture *wlr_texture,
return true;
}
static bool gles2_texture_to_dmabuf(struct wlr_texture *wlr_texture,
struct wlr_dmabuf_buffer_attribs *attribs) {
struct wlr_gles2_texture *texture = gles2_get_texture(wlr_texture);
if (!texture->image) {
assert(texture->type == WLR_GLES2_TEXTURE_GLTEX);
if (!eglCreateImageKHR) {
return false;
}
texture->image = eglCreateImageKHR(texture->egl->display,
texture->egl->context, EGL_GL_TEXTURE_2D_KHR,
(EGLClientBuffer)(uintptr_t)texture->gl_tex, NULL);
if (texture->image == EGL_NO_IMAGE_KHR) {
return false;
}
}
uint32_t flags = 0;
if (texture->inverted_y) {
flags |= WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_Y_INVERT;
}
return wlr_egl_export_image_to_dmabuf(texture->egl, texture->image,
texture->width, texture->height, flags, attribs);
}
static void gles2_texture_destroy(struct wlr_texture *wlr_texture) {
if (wlr_texture == NULL) {
return;
@ -102,6 +130,7 @@ static void gles2_texture_destroy(struct wlr_texture *wlr_texture) {
static const struct wlr_texture_impl texture_impl = {
.get_size = gles2_texture_get_size,
.write_pixels = gles2_texture_write_pixels,
.to_dmabuf = gles2_texture_to_dmabuf,
.destroy = gles2_texture_destroy,
};