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SoundPlayer: Add playlist supprt

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And a M3U(8) parser
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Cesar Torres 2021-03-26 01:26:12 +01:00 • committed by Andreas Kling
parent e4d6a56a28
commit 2e28b8ebcc
10 changed files with 586 additions and 57 deletions
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69
Userland/Applications/SoundPlayer/M3UParser.h Normal file
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/*
* Copyright (c) 2021, Cesar Torres <shortanemoia@protonmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/Optional.h>
#include <AK/RefPtr.h>
#include <AK/String.h>
#include <AK/StringView.h>
#include <AK/Vector.h>
// Extended M3U fields (de facto standard)
struct M3UExtendedInfo {
Optional<u32> track_length_in_seconds;
Optional<String> track_display_title;
Optional<String> group_name;
Optional<String> album_title;
Optional<String> album_artist;
Optional<String> album_genre;
Optional<u64> file_size_in_bytes;
Optional<ReadonlyBytes> embedded_mp3;
Optional<String> cover_path;
};
struct M3UEntry {
String path;
Optional<M3UExtendedInfo> extended_info;
};
class M3UParser {
public:
static NonnullOwnPtr<M3UParser> from_file(String path);
static NonnullOwnPtr<M3UParser> from_memory(const String& m3u_contents, bool utf8);
NonnullOwnPtr<Vector<M3UEntry>> parse(bool include_extended_info);
Optional<String>& get_playlist_title_metadata() { return m_parsed_playlist_title; }
M3UParser();
private:
String m_m3u_raw_data;
String m_playlist_path;
bool m_use_utf8;
Optional<String> m_parsed_playlist_title;
};