/**************************************************************************/ /* resource_importer_mp3.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #include "resource_importer_mp3.h" #include "core/io/file_access.h" #include "core/io/resource_saver.h" #include "scene/resources/texture.h" #ifdef TOOLS_ENABLED #include "editor/import/audio_stream_import_settings.h" #endif String ResourceImporterMP3::get_importer_name() const { return "mp3"; } String ResourceImporterMP3::get_visible_name() const { return "MP3"; } void ResourceImporterMP3::get_recognized_extensions(List<String> *p_extensions) const { p_extensions->push_back("mp3"); } String ResourceImporterMP3::get_save_extension() const { return "mp3str"; } String ResourceImporterMP3::get_resource_type() const { return "AudioStreamMP3"; } bool ResourceImporterMP3::get_option_visibility(const String &p_path, const String &p_option, const HashMap<StringName, Variant> &p_options) const { return true; } int ResourceImporterMP3::get_preset_count() const { return 0; } String ResourceImporterMP3::get_preset_name(int p_idx) const { return String(); } void ResourceImporterMP3::get_import_options(const String &p_path, List<ImportOption> *r_options, int p_preset) const { r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "loop"), true)); r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "loop_offset"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "bpm", PROPERTY_HINT_RANGE, "0,400,0.01,or_greater"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "beat_count", PROPERTY_HINT_RANGE, "0,512,or_greater"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "bar_beats", PROPERTY_HINT_RANGE, "2,32,or_greater"), 4)); } #ifdef TOOLS_ENABLED bool ResourceImporterMP3::has_advanced_options() const { return true; } void ResourceImporterMP3::show_advanced_options(const String &p_path) { Ref<AudioStreamMP3> mp3_stream = import_mp3(p_path); if (mp3_stream.is_valid()) { AudioStreamImportSettings::get_singleton()->edit(p_path, "mp3", mp3_stream); } } #endif Ref<AudioStreamMP3> ResourceImporterMP3::import_mp3(const String &p_path) { Ref<FileAccess> f = FileAccess::open(p_path, FileAccess::READ); ERR_FAIL_COND_V(f.is_null(), Ref<AudioStreamMP3>()); uint64_t len = f->get_length(); Vector<uint8_t> data; data.resize(len); uint8_t *w = data.ptrw(); f->get_buffer(w, len); Ref<AudioStreamMP3> mp3_stream; mp3_stream.instantiate(); mp3_stream->set_data(data); ERR_FAIL_COND_V(!mp3_stream->get_data().size(), Ref<AudioStreamMP3>()); return mp3_stream; } Error ResourceImporterMP3::import(const String &p_source_file, const String &p_save_path, const HashMap<StringName, Variant> &p_options, List<String> *r_platform_variants, List<String> *r_gen_files, Variant *r_metadata) { bool loop = p_options["loop"]; float loop_offset = p_options["loop_offset"]; double bpm = p_options["bpm"]; float beat_count = p_options["beat_count"]; float bar_beats = p_options["bar_beats"]; Ref<AudioStreamMP3> mp3_stream = import_mp3(p_source_file); if (mp3_stream.is_null()) { return ERR_CANT_OPEN; } mp3_stream->set_loop(loop); mp3_stream->set_loop_offset(loop_offset); mp3_stream->set_bpm(bpm); mp3_stream->set_beat_count(beat_count); mp3_stream->set_bar_beats(bar_beats); return ResourceSaver::save(mp3_stream, p_save_path + ".mp3str"); } ResourceImporterMP3::ResourceImporterMP3() { }