Maidong KTV

A local karaoke application for Android TV and landscape song-selection devices

Remote Control · Song Discovery · Request Queue · Download Management · Stable Playback

Core Features

• Full TV remote navigation with directional keys, confirmation, back, and long-press actions.
• Consistent focus feedback for buttons, lists, cards, switches, and dialogs.
• Home entries for charts, song titles, singers, frequently played songs, favorites, categories, and local songs.
• Online and local search with language filters, paging, and initial-letter keyboard input.
• Singer browsing with portrait tags and singer-specific song lists.
• Song ordering, batch ordering, queue prioritization, favorites, and file management.
• Real-time synchronization across queued, played, and downloaded song lists.
• New requests join the end of the queue without interrupting the current requested song.
• Automatic playback when requested songs are available, including smooth transitions from public playback.

Playback

• IJK-based playback for local and downloaded songs.
• Continuous playback while navigating between pages or switching between windowed and full-screen modes.
• Play, pause, skip, replay, progress display, and seeking controls.
• Original-vocal and accompaniment switching without changing the current play or pause state.
• Synchronized playback state across windowed controls, full-screen controls, and status overlays.
• Song title overlays, temporary mode prompts, and persistent pause indicators.
• Video ratio, automatic full screen, audio-video synchronization, and public playback settings.
• Maximum song volume and configurable original-vocal and accompaniment behavior.

Downloads And Data

• Background downloads with progress, resume support, and automatic retry.
• Automatic cleanup and retry after download or decryption failures.
• Recognition, counting, and playback of downloaded local songs.
• Segmented database download, verification, merge, and atomic update.
• Directory creation, database scanning, and download startup only after storage permission is granted.
• Local disk and USB song scanning, reserved storage settings, and automatic cleanup.
• Unified Maidong KTV data storage to avoid conflicts with other applications.

Settings

• Data settings for library updates, local scanning, reserved space, automatic cleanup, and database maintenance.
• Playback settings for public playback, automatic full screen, video ratio, synchronization, and title overlays.
• Sound settings for volume behavior, maximum song volume, original vocals, and accompaniment.
• Interface settings for language, floating controls, carousel content, and song title overlays.
• Dialog selections remain temporary until confirmed and provide clear remote-control focus feedback.

Interface And Interaction

• Landscape TV layout optimized for long-distance viewing.
• Consistent state and meaning across top, windowed, and full-screen playback controls.
• Stable focus during list refreshes, paging, tab changes, and song ordering.
• Focus changes color only and preserves each control's original dimensions, corners, and layout.
• A consistent circular Maidong logo across the home screen, player, and application information.