From 5ba1a9af5652aa2407738ec6290e7a9a59a86ea6 Mon Sep 17 00:00:00 2001 From: emersion Date: Wed, 23 May 2018 00:03:26 +0100 Subject: render: add wlr_texture_to_dmabuf --- render/gles2/texture.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'render/gles2/texture.c') diff --git a/render/gles2/texture.c b/render/gles2/texture.c index 37424802..742f9da0 100644 --- a/render/gles2/texture.c +++ b/render/gles2/texture.c @@ -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, }; -- cgit v1.2.3