~boringcactus/vidslice

ref: 5ff557c0b38654d206d415bbd4250c4ce6d96073 vidslice/output.py -rw-r--r-- 5.7 KiB
5ff557c0 — Melody Horn disenfuck the travis config 3 years ago
                                                                                
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
import os
import subprocess
import threading

import wx


class OutputPanel(wx.Panel):
    def __init__(self, *args, get_ffmpeg_args=lambda: [], **kw):
        super(OutputPanel, self).__init__(*args, **kw)
        self.update_listeners = []
        self.input_path = None
        self.get_ffmpeg_args = get_ffmpeg_args

        root_sizer = wx.StaticBoxSizer(wx.VERTICAL, self, label="Output")
        self.SetSizer(root_sizer)

        file_panel = wx.Panel(self)
        root_sizer.Add(file_panel, flag=wx.EXPAND, border=5)
        file_sizer = wx.BoxSizer(wx.HORIZONTAL)
        file_panel.SetSizer(file_sizer)
        file_sizer.Add(wx.StaticText(file_panel, label="File"), flag=wx.EXPAND, border=5)
        self.file_text = wx.TextCtrl(file_panel)
        self.file_text.Bind(wx.EVT_TEXT, self.handle_file_changed)
        file_sizer.Add(self.file_text, proportion=1, flag=wx.EXPAND, border=5)
        self.file_browse_button = wx.Button(file_panel, label="Browse")
        self.file_browse_button.Bind(wx.EVT_BUTTON, self.handle_file_browse_pressed)
        file_sizer.Add(self.file_browse_button, flag=wx.EXPAND, border=5)

        options_panel = wx.Panel(self)
        root_sizer.Add(options_panel, flag=wx.EXPAND, border=5)
        options_sizer = wx.BoxSizer(wx.HORIZONTAL)
        options_panel.SetSizer(options_sizer)
        self.silence = wx.CheckBox(options_panel, label="Silence")
        options_sizer.Add(self.silence, proportion=1, flag=wx.EXPAND, border=5)
        self.deepfry = wx.CheckBox(options_panel, label="Compress beyond recognition")
        options_sizer.Add(self.deepfry, proportion=1, flag=wx.EXPAND, border=5)

        self.run_panel = wx.Panel(self)
        root_sizer.Add(self.run_panel, flag=wx.EXPAND, border=5)
        run_sizer = wx.BoxSizer(wx.HORIZONTAL)
        self.run_panel.SetSizer(run_sizer)
        run_button = wx.Button(self.run_panel, label="Run")
        run_button.Bind(wx.EVT_BUTTON, self.handle_run_pressed)
        run_sizer.Add(run_button, proportion=1, flag=wx.EXPAND, border=5)
        run_preview_button = wx.Button(self.run_panel, label="Run && Preview")
        run_preview_button.Bind(wx.EVT_BUTTON, self.handle_run_preview_pressed)
        run_sizer.Add(run_preview_button, proportion=1, flag=wx.EXPAND, border=5)
        run_quit_button = wx.Button(self.run_panel, label="Run && Quit")
        run_quit_button.Bind(wx.EVT_BUTTON, self.handle_run_quit_pressed)
        run_sizer.Add(run_quit_button, proportion=1, flag=wx.EXPAND, border=5)
        self.run_panel.Disable()

        self.logs = wx.TextCtrl(self, style=wx.TE_MULTILINE | wx.TE_READONLY)
        root_sizer.Add(self.logs, proportion=1, flag=wx.EXPAND, border=5)

        self.Disable()

    def handle_file_changed(self, _):
        path = self.file_text.GetValue()
        (folder, name) = os.path.split(path)
        try:
            os.stat(folder)
            self.run_panel.Enable()
        except FileNotFoundError:
            self.run_panel.Disable()

    def handle_file_browse_pressed(self, _):
        dialog = wx.FileDialog(self, style=wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT)
        if dialog.ShowModal() == wx.ID_OK:
            self.file_text.SetValue(dialog.GetPath())

    def handle_run_pressed(self, _, callback=lambda _: None):
        self.logs.Clear()
        self.run_panel.Disable()
        real_args = self.get_ffmpeg_args()
        output_path = self.file_text.GetValue()
        (folder, name) = os.path.split(output_path)
        (name, ext) = os.path.splitext(name)
        if self.silence.GetValue():
            real_args += ['-an']
        if ext == '.gif':
            filter_before = '[0:v] '
            filter_after = 'split [a][b];[a] palettegen [p];[b][p] paletteuse'
            filter_during = ''
            if '-vf' in real_args:
                for i in range(len(real_args) - 1):
                    [a, b] = real_args[i:i + 2]
                    if a == '-vf':
                        filter_during = b + ','
                    real_args[i:i + 2] = []
                    break
            real_args += ['-filter_complex', filter_before + filter_during + filter_after]
        if self.deepfry.GetValue():
            if ext == '.mp3':
                real_args += ['-q:a', '9']
            else:
                real_args += ['-q:a', '0.1', '-crf', '51']
        args = ['ffmpeg', '-hide_banner', '-y', '-i', self.input_path] + real_args + [output_path]
        print(args)

        def run():
            # noinspection PyArgumentList
            proc = subprocess.Popen(args, stdin=subprocess.DEVNULL, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
                                    text=True)
            while proc.poll() is None:
                out_data = proc.stdout.readline()
                if out_data != '':
                    wx.CallAfter(lambda: self.add_log(out_data))
            wx.CallAfter(lambda: self.run_panel.Enable())
            wx.CallAfter(lambda: callback(proc.returncode))

        threading.Thread(target=run).start()

    def handle_run_preview_pressed(self, _event):
        def preview(code):
            if code == 0:
                out_file = self.file_text.GetValue()
                subprocess.Popen(['ffplay', '-autoexit', out_file])

        self.handle_run_pressed(_event, callback=preview)

    def handle_run_quit_pressed(self, _event):
        def quit(code):
            if code == 0:
                parent = self.GetTopLevelParent()
                parent.Close(True)

        self.handle_run_pressed(_event, callback=quit)

    def set_input_path(self, path, data):
        if data is None:
            self.input_path = None
            self.Disable()
        else:
            self.input_path = path
            self.Enable()

    def add_log(self, data):
        self.logs.AppendText(data)