added an edit box for the activation_bytes(used for encrypted files) and made some labels

main.py

@@ -11,10 +11,15 @@ VIDEO_FORMATS = ["mp4", "mkv", "mov", "webm"]
 
 class ConverterFrame(wx.Frame):
     def __init__(self):
-        super().__init__(parent=None, title="Audio/Video Converter", size=(720, 460))
+        super().__init__(parent=None, title="Audio/Video Converter", size=(640, 380))
         panel = wx.Panel(self)
+        label_color = wx.SystemSettings.GetColour(wx.SYS_COLOUR_WINDOWTEXT)
 
-        self.input_picker = wx.FilePickerCtrl(panel, message="Select input file")
+        self.input_picker = wx.FilePickerCtrl(
+            panel,
+            message="Select input file",
+            style=wx.FLP_OPEN | wx.FLP_FILE_MUST_EXIST | wx.FLP_USE_TEXTCTRL,
+        )
         self.mode_choice = wx.Choice(panel, choices=["Audio", "Video"])
         self.mode_choice.SetSelection(0)
         self.format_choice = wx.Choice(panel, choices=AUDIO_FORMATS)
@@ -22,24 +27,24 @@ class ConverterFrame(wx.Frame):
         self.output_picker = wx.FilePickerCtrl(
             panel,
             message="Select output file",
-            style=wx.FLP_SAVE | wx.FLP_OVERWRITE_PROMPT,
+            style=wx.FLP_SAVE | wx.FLP_OVERWRITE_PROMPT | wx.FLP_USE_TEXTCTRL,
         )
         self.audio_bitrate = wx.TextCtrl(panel, value="", size=(120, -1))
         self.video_bitrate = wx.TextCtrl(panel, value="", size=(120, -1))
-        self.copy_streams = wx.CheckBox(panel, label="Copy streams (fast, no re-encode)")
+        self.activation_bytes = wx.TextCtrl(panel, value="", size=(120, -1))
-        self.start_btn = wx.Button(panel, label="Convert")
+        self.copy_streams = wx.CheckBox(panel, label="Co&py streams (fast, no re-encode)")
+        self.copy_streams.SetForegroundColour(label_color)
+        self.start_btn = wx.Button(panel, label="&Convert")
         self.log_ctrl = wx.TextCtrl(panel, style=wx.TE_MULTILINE | wx.TE_READONLY)
         self.status = wx.StaticText(panel, label="Ready")
+        self.status.SetForegroundColour(label_color)
 
         self.media = wx.media.MediaCtrl(panel, style=wx.SIMPLE_BORDER)
-        self.play_btn = wx.Button(panel, label="Play/Pause")
+        self.play_btn = wx.Button(panel, label="&Play/Pause")
-        self.stop_btn = wx.Button(panel, label="Stop")
+        self.stop_btn = wx.Button(panel, label="S&top")
         self.position_slider = wx.Slider(panel, minValue=0, maxValue=1000, style=wx.SL_HORIZONTAL)
         self.time_label = wx.StaticText(panel, label="00:00 / 00:00")
-        self.hotkeys_label = wx.StaticText(
+        self.time_label.SetForegroundColour(label_color)
-            panel,
-            label="Hotkeys: Space Play/Pause, Ctrl+S Stop, Ctrl+Enter Convert, Alt+Left/Right Seek",
-        )
         self.media_length_ms = 0
         self.dragging_slider = False
         self.pending_play = False
@@ -49,47 +54,49 @@ class ConverterFrame(wx.Frame):
 
         self.audio_bitrate.SetHint("e.g. 192k")
         self.video_bitrate.SetHint("e.g. 2000k")
+        self.activation_bytes.SetHint("e.g. 1")
+        self.audio_bitrate.SetName("Audio bitrate")
+        self.video_bitrate.SetName("Video bitrate")
+        self.activation_bytes.SetName("Activation bytes")
+        self.configure_file_picker_accessibility(self.input_picker, "Input file")
+        self.mode_choice.SetName("Conversion mode")
+        self.format_choice.SetName("Output format")
+        self.configure_file_picker_accessibility(self.output_picker, "Output file")
+        self.copy_streams.SetName("Copy streams")
+        self.start_btn.SetName("Convert")
+        self.play_btn.SetName("Play or pause")
+        self.stop_btn.SetName("Stop playback")
+        self.input_picker.SetHelpText("Input file")
+        self.mode_choice.SetHelpText("Conversion mode")
+        self.format_choice.SetHelpText("Output format")
+        self.output_picker.SetHelpText("Output file")
+        self.audio_bitrate.SetHelpText("Audio bitrate")
+        self.video_bitrate.SetHelpText("Video bitrate")
+        self.activation_bytes.SetHelpText("Activation bytes")
+        self.copy_streams.SetHelpText("Copy streams")
+        self.start_btn.SetHelpText("Convert")
+        self.play_btn.SetHelpText("Play or pause")
+        self.stop_btn.SetHelpText("Stop playback")
         self.media.SetMinSize((200, 36))
         if hasattr(self.media, "SetVolume"):
             self.media.SetVolume(1.0)
 
-        form = wx.FlexGridSizer(cols=3, hgap=8, vgap=8)
+        form = wx.BoxSizer(wx.VERTICAL)
-        form.Add(wx.StaticText(panel, label="Input"), 0, wx.ALIGN_CENTER_VERTICAL)
+        self.add_labeled_control(panel, form, "&Input file", self.input_picker, "Input file")
-        form.Add(self.input_picker, 1, wx.EXPAND)
+        self.add_labeled_control(panel, form, "&Mode", self.mode_choice, "Conversion mode")
-        form.Add((1, 1))
+        self.add_labeled_control(panel, form, "F&ormat", self.format_choice, "Output format")
-
+        self.add_labeled_control(panel, form, "O&utput file", self.output_picker, "Output file")
-        form.Add(wx.StaticText(panel, label="Mode"), 0, wx.ALIGN_CENTER_VERTICAL)
+        self.add_labeled_control(panel, form, "Audio &bitrate", self.audio_bitrate, "Audio bitrate")
-        form.Add(self.mode_choice, 0)
+        self.add_labeled_control(panel, form, "Video b&itrate", self.video_bitrate, "Video bitrate")
-        form.Add((1, 1))
+        self.add_labeled_control(panel, form, "A&ctivation bytes", self.activation_bytes, "Activation bytes")
-
+        form.Add(self.copy_streams, 0, wx.EXPAND | wx.BOTTOM, 6)
-        form.Add(wx.StaticText(panel, label="Format"), 0, wx.ALIGN_CENTER_VERTICAL)
-        form.Add(self.format_choice, 0)
-        form.Add((1, 1))
-
-        form.Add(wx.StaticText(panel, label="Output"), 0, wx.ALIGN_CENTER_VERTICAL)
-        form.Add(self.output_picker, 1, wx.EXPAND)
-        form.Add((1, 1))
-
-        form.Add(wx.StaticText(panel, label="Audio bitrate"), 0, wx.ALIGN_CENTER_VERTICAL)
-        form.Add(self.audio_bitrate, 0)
-        form.Add(wx.StaticText(panel, label="Optional"), 0, wx.ALIGN_CENTER_VERTICAL)
-
-        form.Add(wx.StaticText(panel, label="Video bitrate"), 0, wx.ALIGN_CENTER_VERTICAL)
-        form.Add(self.video_bitrate, 0)
-        form.Add(wx.StaticText(panel, label="Optional"), 0, wx.ALIGN_CENTER_VERTICAL)
-
-        form.Add(wx.StaticText(panel, label=""), 0)
-        form.Add(self.copy_streams, 0)
-        form.Add((1, 1))
-
-        form.AddGrowableCol(1, 1)
 
         main = wx.BoxSizer(wx.VERTICAL)
-        main.Add(form, 0, wx.EXPAND | wx.ALL, 12)
+        main.Add(form, 0, wx.EXPAND | wx.ALL, 10)
-        main.Add(self.start_btn, 0, wx.LEFT | wx.RIGHT | wx.BOTTOM, 12)
+        main.Add(self.start_btn, 0, wx.LEFT | wx.RIGHT | wx.BOTTOM, 10)
-        main.Add(self.build_player(panel), 0, wx.EXPAND | wx.LEFT | wx.RIGHT | wx.BOTTOM, 12)
+        main.Add(self.build_player(panel), 0, wx.EXPAND | wx.LEFT | wx.RIGHT | wx.BOTTOM, 10)
-        main.Add(self.log_ctrl, 1, wx.EXPAND | wx.LEFT | wx.RIGHT, 12)
+        main.Add(self.log_ctrl, 1, wx.EXPAND | wx.LEFT | wx.RIGHT, 10)
-        main.Add(self.status, 0, wx.LEFT | wx.RIGHT | wx.BOTTOM, 12)
+        main.Add(self.status, 0, wx.LEFT | wx.RIGHT | wx.BOTTOM, 10)
 
         panel.SetSizer(main)
 
@@ -149,14 +156,44 @@ class ConverterFrame(wx.Frame):
         controls.Add(self.stop_btn, 0, wx.RIGHT, 8)
         controls.Add(self.time_label, 0, wx.ALIGN_CENTER_VERTICAL)
 
-        player.Add(wx.StaticText(panel, label="Audio Player"), 0, wx.BOTTOM, 4)
         player.Add(self.media, 0, wx.EXPAND | wx.BOTTOM, 6)
         player.Add(self.position_slider, 0, wx.EXPAND | wx.BOTTOM, 6)
         player.Add(controls, 0, wx.EXPAND | wx.BOTTOM, 4)
-        player.Add(self.hotkeys_label, 0)
 
         return player
 
+    def add_labeled_control(self, panel, parent_sizer, label, control, accessible_name=None):
+        label_ctrl = wx.StaticText(panel, label=label)
+        label_ctrl.SetForegroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_WINDOWTEXT))
+        clean_label = label.replace("&", "")
+        if accessible_name is None:
+            accessible_name = clean_label
+        # Keep a stable, human-readable name/description for assistive technologies.
+        control.SetName(accessible_name)
+        control.SetHelpText(accessible_name)
+        label_ctrl.SetName(clean_label)
+        # Keep label and field adjacent in tab order for native AT label lookup.
+        if hasattr(label_ctrl, "MoveBeforeInTabOrder"):
+            label_ctrl.MoveBeforeInTabOrder(control)
+        field_sizer = wx.BoxSizer(wx.VERTICAL)
+        field_sizer.Add(label_ctrl, 0, wx.BOTTOM, 2)
+        field_sizer.Add(control, 0, wx.EXPAND)
+        parent_sizer.Add(field_sizer, 0, wx.EXPAND | wx.BOTTOM, 6)
+
+    def configure_file_picker_accessibility(self, picker, label):
+        picker.SetName(label)
+        picker.SetHelpText(label)
+
+        text_ctrl = picker.GetTextCtrl()
+        if text_ctrl:
+            text_ctrl.SetName(f"{label} path")
+            text_ctrl.SetHelpText(label)
+
+        button = picker.GetPickerCtrl()
+        if button:
+            button.SetName(f"Browse {label}")
+            button.SetHelpText(f"Browse {label}")
+
     def setup_hotkeys(self):
         self.ID_PLAYPAUSE = wx.NewIdRef()
         self.ID_STOP = wx.NewIdRef()
@@ -313,9 +350,13 @@ class ConverterFrame(wx.Frame):
         mode = self.mode_choice.GetStringSelection()
         a_bitrate = self.audio_bitrate.GetValue().strip()
         v_bitrate = self.video_bitrate.GetValue().strip()
+        activation_bytes = self.activation_bytes.GetValue().strip()
         copy = self.copy_streams.GetValue()
 
-        cmd = ["ffmpeg", "-y", "-i", in_path]
+        cmd = ["ffmpeg", "-y"]
+        if activation_bytes:
+            cmd += ["-activation_bytes", activation_bytes]
+        cmd += ["-i", in_path]
 
         if mode == "Audio":
             cmd.append("-vn")