asd

venv/lib/python3.12/site-packages/pyscreenshot/plugins/xwd.py

@@ -0,0 +1,49 @@
+import logging
+
+from easyprocess import EasyProcess
+
+from pyscreenshot.plugins.backend import CBackend
+from pyscreenshot.tempexport import RunProgError, read_func_img
+from pyscreenshot.util import extract_version
+
+log = logging.getLogger(__name__)
+
+
+# wikipedia:  https://en.wikipedia.org/wiki/Xwd
+#       xwd | xwdtopnm | pnmtopng > Screenshot.png
+# xwdtopnm is buggy:  https://bugs.launchpad.net/ubuntu/+source/netpbm-free/+bug/1379480
+# solution : imagemagick convert
+#       xwd -root -display :0 | convert xwd:- file.png
+# TODO: xwd sometimes grabs the wrong window so this backend will be not added now
+PROGRAM = "xwd"
+
+
+def read_xwd_img():
+    def run_prog(fpng, bbox=None):
+        fxwd = fpng + ".xwd"
+        pxwd = EasyProcess([PROGRAM, "-root", "-out", fxwd])
+        pxwd.call()
+        if pxwd.return_code != 0:
+            raise RunProgError(pxwd.stderr)
+
+        pconvert = EasyProcess(["convert", "xwd:" + fxwd, fpng])
+        pconvert.call()
+        if pconvert.return_code != 0:
+            raise RunProgError(pconvert.stderr)
+
+    im = read_func_img(run_prog)
+    return im
+
+
+class XwdWrapper(CBackend):
+    name = "xwd"
+    is_subprocess = True
+
+    def grab(self, bbox=None):
+        im = read_xwd_img()
+        if bbox:
+            im = im.crop(bbox)
+        return im
+
+    def backend_version(self):
+        return extract_version(EasyProcess([PROGRAM, "-version"]).call().stdout)