fix #425 enable -no for global options (#426)

src/ffmpeg/dag/nodes.py

@@ -451,6 +451,8 @@ def get_args(self, context: DAGContext = None) -> list[str]:
             if isinstance(value, bool):
                 if value is True:
                     commands += [f"-{key}"]
+                elif value is False:
+                    commands += [f"-no{key}"]
                 # NOTE: the -no{key} format since not really for global options
             else:
                 commands += [f"-{key}", str(value)]

src/ffmpeg/dag/tests/__snapshots__/test_nodes.ambr

@@ -48,11 +48,12 @@
   "GlobalNode(kwargs=(('y', True), ('no', False), ('speed', 1)), inputs=(OutputStream(node=OutputNode(kwargs=(), inputs=(AVStream(node=InputNode(kwargs=(), inputs=(), filename='tmp.mp4'), index=None),), filename='temp'), index=None),))"
 # ---
 # name: test_node_prop[global-node][f.repr]
-  '-y -speed 1'
+  '-y -nono -speed 1'
 # ---
 # name: test_node_prop[global-node][get_args]
   list([
     '-y',
+    '-nono',
     '-speed',
     '1',
   ])
@@ -94,3 +95,12 @@
     'test.mp4',
   ])
 # ---
+# name: test_nostdin
+  list([
+    'ffmpeg',
+    '-nostdin',
+    '-i',
+    'tmp1.mp4',
+    'output.mp4',
+  ])
+# ---

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set n is False with global args][compile with overwrite].json

@@ -1,5 +1,6 @@
 [
   "ffmpeg",
+  "-non",
   "-y",
   "-i",
   "tmp1.mp4",

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set n is False with global args][compile-line].json

@@ -1 +1 @@
-"ffmpeg -i tmp1.mp4 -i tmp2.mp4 -filter_complex '[0:v][1:v]concat=n=2[s0]' -map '[s0]' output.mp4"
+"ffmpeg -non -i tmp1.mp4 -i tmp2.mp4 -filter_complex '[0:v][1:v]concat=n=2[s0]' -map '[s0]' output.mp4"

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set n is False with global args][compile].json

@@ -1,5 +1,6 @@
 [
   "ffmpeg",
+  "-non",
   "-i",
   "tmp1.mp4",
   "-i",

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set n is False with global args][get-args].json

@@ -1 +1,3 @@
-[]
+[
+  "-non"
+]

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set y is True with global args1][compile without overwrite].json

@@ -1,5 +1,6 @@
 [
   "ffmpeg",
+  "-noy",
   "-n",
   "-i",
   "tmp1.mp4",

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set y is True with global args1][compile-line].json

@@ -1 +1 @@
-"ffmpeg -i tmp1.mp4 -i tmp2.mp4 -filter_complex '[0:v][1:v]concat=n=2[s0]' -map '[s0]' output.mp4"
+"ffmpeg -noy -i tmp1.mp4 -i tmp2.mp4 -filter_complex '[0:v][1:v]concat=n=2[s0]' -map '[s0]' output.mp4"

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set y is True with global args1][compile].json

@@ -1,5 +1,6 @@
 [
   "ffmpeg",
+  "-noy",
   "-i",
   "tmp1.mp4",
   "-i",

src/ffmpeg/dag/tests/__snapshots__/test_nodes/test_global_node_with_args_overwrite[set y is True with global args1][get-args].json

@@ -1 +1,3 @@
-[]
+[
+  "-noy"
+]

src/ffmpeg/dag/tests/test_nodes.py

@@ -106,6 +106,12 @@ def test_global_node_with_args_overwrite(
     assert snapshot(extension_class=DAGSnapshotExtenstion, name="graph") == stream.node
 
 
+def test_nostdin(snapshot: SnapshotAssertion) -> None:
+    input1 = input("tmp1.mp4")
+    stream = input1.output(filename="output.mp4").global_args(stdin=False)
+    assert stream.compile() == snapshot
+
+
 def test_filter_node_with_outputs(snapshot: SnapshotAssertion) -> None:
     input1 = input("tmp1.mp4")
     input2 = input("tmp2.mp4")