xcb_image_t *
xcb_image_shm_put (xcb_connection_t * conn,
xcb_drawable_t draw,
xcb_gcontext_t gc,
xcb_image_t * image,
xcb_shm_segment_info_t shminfo,
int16_t src_x,
int16_t src_y,
int16_t dest_x,
int16_t dest_y,
uint16_t src_width,
uint16_t src_height,
uint8_t send_event)
{
if (!xcb_image_native(conn, image, 0))
return 0;
if (!shminfo.shmaddr)
return 0;
xcb_shm_put_image(conn, draw, gc,
image->width, image->height,
src_x, src_y, src_width, src_height,
dest_x, dest_y,
image->depth, image->format,
send_event,
shminfo.shmseg,
image->data - shminfo.shmaddr);
return image;
}
static void Prepare(vout_display_t *vd, picture_t *pic, subpicture_t *subpic,
vlc_tick_t date)
{
const video_format_t *fmt = &vd->source;
vout_display_sys_t *sys = vd->sys;
xcb_connection_t *conn = sys->conn;
size_t offset = PictureAttach(vd, pic);
if (offset != (size_t)-1) {
xcb_shm_put_image(conn, sys->drawable.source, sys->gc,
pic->p->i_pitch / pic->p->i_pixel_pitch,
pic->p->i_lines, 0, 0,
pic->p->i_pitch / pic->p->i_pixel_pitch,
pic->p->i_lines, 0, 0, 32, XCB_IMAGE_FORMAT_Z_PIXMAP,
0, sys->segment, offset);
} else {
xcb_put_image(conn, XCB_IMAGE_FORMAT_Z_PIXMAP, sys->drawable.source,
sys->gc, pic->p->i_pitch / pic->p->i_pixel_pitch,
pic->p->i_lines, 0, 0, 0, 32,
pic->p->i_pitch * pic->p->i_lines, pic->p->p_pixels);
}
/* Crop the picture with pixel accuracy */
xcb_render_composite(conn, XCB_RENDER_PICT_OP_SRC,
sys->picture.source, XCB_RENDER_PICTURE_NONE,
sys->picture.crop,
fmt->i_x_offset, fmt->i_y_offset, 0, 0,
0, 0, fmt->i_visible_width, fmt->i_visible_height);
/* Blank background */
static const xcb_render_color_t black_color = { 0, 0, 0, 0xffff };
xcb_rectangle_t rects[] = {
{ 0, 0, vd->cfg->display.width, vd->cfg->display.height },
};
xcb_render_fill_rectangles(conn, XCB_RENDER_PICT_OP_SRC,
sys->picture.scale, black_color,
ARRAY_SIZE(rects), rects);
/* Scale and orient the picture */
xcb_render_composite(conn, XCB_RENDER_PICT_OP_SRC,
sys->picture.crop, XCB_RENDER_PICTURE_NONE,
sys->picture.scale, sys->src_x, sys->src_y, 0, 0,
sys->place.x, sys->place.y,
sys->place.width, sys->place.height);
if (offset != (size_t)-1)
PictureDetach(vd);
/* Blend subpictures */
if (subpic != NULL)
for (subpicture_region_t *r = subpic->p_region; r != NULL;
r = r->p_next)
RenderRegion(vd, subpic, r);
xcb_flush(conn);
(void) date;
}
void
_cairo_xcb_connection_shm_put_image (cairo_xcb_connection_t *connection,
xcb_drawable_t dst,
xcb_gcontext_t gc,
uint16_t total_width,
uint16_t total_height,
int16_t src_x,
int16_t src_y,
uint16_t width,
uint16_t height,
int16_t dst_x,
int16_t dst_y,
uint8_t depth,
uint32_t shm,
uint32_t offset)
{
assert (connection->flags & CAIRO_XCB_HAS_SHM);
xcb_shm_put_image (connection->xcb_connection, dst, gc, total_width, total_height,
src_x, src_y, width, height, dst_x, dst_y, depth,
XCB_IMAGE_FORMAT_Z_PIXMAP, 0, shm, offset);
}
