1 files changed, 41 insertions, 0 deletions
diff --git a/yt_dlp/postprocessor/exec.py b/yt_dlp/postprocessor/exec.py
new file mode 100644
index 0000000..c2e73fb
--- /dev/null
+++ b/yt_dlp/postprocessor/exec.py
@@ -0,0 +1,41 @@
+from .common import PostProcessor
+from ..compat import compat_shlex_quote
+from ..utils import Popen, PostProcessingError, variadic
+
+
+class ExecPP(PostProcessor):
+
+    def __init__(self, downloader, exec_cmd):
+        PostProcessor.__init__(self, downloader)
+        self.exec_cmd = variadic(exec_cmd)
+
+    def parse_cmd(self, cmd, info):
+        tmpl, tmpl_dict = self._downloader.prepare_outtmpl(cmd, info)
+        if tmpl_dict:  # if there are no replacements, tmpl_dict = {}
+            return self._downloader.escape_outtmpl(tmpl) % tmpl_dict
+
+        filepath = info.get('filepath', info.get('_filename'))
+        # If video, and no replacements are found, replace {} for backard compatibility
+        if filepath:
+            if '{}' not in cmd:
+                cmd += ' {}'
+            cmd = cmd.replace('{}', compat_shlex_quote(filepath))
+        return cmd
+
+    def run(self, info):
+        for tmpl in self.exec_cmd:
+            cmd = self.parse_cmd(tmpl, info)
+            self.to_screen(f'Executing command: {cmd}')
+            _, _, return_code = Popen.run(cmd, shell=True)
+            if return_code != 0:
+                raise PostProcessingError(f'Command returned error code {return_code}')
+        return [], info
+
+
+# Deprecated
+class ExecAfterDownloadPP(ExecPP):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.deprecation_warning(
+            'yt_dlp.postprocessor.ExecAfterDownloadPP is deprecated '
+            'and may be removed in a future version. Use yt_dlp.postprocessor.ExecPP instead')