mirror of
https://github.com/godotengine/godot
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241 lines
9.5 KiB
C++
241 lines
9.5 KiB
C++
/**************************************************************************/
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/* resource_importer_ogg_vorbis.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#include "resource_importer_ogg_vorbis.h"
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#include "core/io/file_access.h"
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#include "core/io/resource_saver.h"
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#include "scene/resources/texture.h"
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#ifdef TOOLS_ENABLED
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#include "editor/import/audio_stream_import_settings.h"
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#endif
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#include <ogg/ogg.h>
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#include <vorbis/codec.h>
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String ResourceImporterOggVorbis::get_importer_name() const {
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return "oggvorbisstr";
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}
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String ResourceImporterOggVorbis::get_visible_name() const {
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return "oggvorbisstr";
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}
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void ResourceImporterOggVorbis::get_recognized_extensions(List<String> *p_extensions) const {
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p_extensions->push_back("ogg");
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}
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String ResourceImporterOggVorbis::get_save_extension() const {
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return "oggvorbisstr";
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}
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String ResourceImporterOggVorbis::get_resource_type() const {
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return "AudioStreamOggVorbis";
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}
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bool ResourceImporterOggVorbis::get_option_visibility(const String &p_path, const String &p_option, const HashMap<StringName, Variant> &p_options) const {
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return true;
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}
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int ResourceImporterOggVorbis::get_preset_count() const {
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return 0;
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}
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String ResourceImporterOggVorbis::get_preset_name(int p_idx) const {
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return String();
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}
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void ResourceImporterOggVorbis::get_import_options(const String &p_path, List<ImportOption> *r_options, int p_preset) const {
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r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "loop"), false));
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r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "loop_offset"), 0));
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r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "bpm", PROPERTY_HINT_RANGE, "0,400,0.01,or_greater"), 0));
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r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "beat_count", PROPERTY_HINT_RANGE, "0,512,or_greater"), 0));
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r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "bar_beats", PROPERTY_HINT_RANGE, "2,32,or_greater"), 4));
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}
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#ifdef TOOLS_ENABLED
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bool ResourceImporterOggVorbis::has_advanced_options() const {
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return true;
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}
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void ResourceImporterOggVorbis::show_advanced_options(const String &p_path) {
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Ref<AudioStreamOggVorbis> ogg_stream = load_from_file(p_path);
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if (ogg_stream.is_valid()) {
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AudioStreamImportSettings::get_singleton()->edit(p_path, "oggvorbisstr", ogg_stream);
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}
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}
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#endif
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Error ResourceImporterOggVorbis::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) {
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bool loop = p_options["loop"];
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float loop_offset = p_options["loop_offset"];
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double bpm = p_options["bpm"];
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int beat_count = p_options["beat_count"];
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int bar_beats = p_options["bar_beats"];
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Ref<AudioStreamOggVorbis> ogg_vorbis_stream = load_from_file(p_source_file);
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if (ogg_vorbis_stream.is_null()) {
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return ERR_CANT_OPEN;
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}
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ogg_vorbis_stream->set_loop(loop);
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ogg_vorbis_stream->set_loop_offset(loop_offset);
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ogg_vorbis_stream->set_bpm(bpm);
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ogg_vorbis_stream->set_beat_count(beat_count);
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ogg_vorbis_stream->set_bar_beats(bar_beats);
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return ResourceSaver::save(ogg_vorbis_stream, p_save_path + ".oggvorbisstr");
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}
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ResourceImporterOggVorbis::ResourceImporterOggVorbis() {
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}
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void ResourceImporterOggVorbis::_bind_methods() {
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ClassDB::bind_static_method("ResourceImporterOggVorbis", D_METHOD("load_from_buffer", "buffer"), &ResourceImporterOggVorbis::load_from_buffer);
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ClassDB::bind_static_method("ResourceImporterOggVorbis", D_METHOD("load_from_file", "path"), &ResourceImporterOggVorbis::load_from_file);
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}
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Ref<AudioStreamOggVorbis> ResourceImporterOggVorbis::load_from_buffer(const Vector<uint8_t> &file_data) {
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Ref<AudioStreamOggVorbis> ogg_vorbis_stream;
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ogg_vorbis_stream.instantiate();
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Ref<OggPacketSequence> ogg_packet_sequence;
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ogg_packet_sequence.instantiate();
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ogg_stream_state stream_state;
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ogg_sync_state sync_state;
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ogg_page page;
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ogg_packet packet;
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bool initialized_stream = false;
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ogg_sync_init(&sync_state);
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int err;
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size_t cursor = 0;
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size_t packet_count = 0;
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bool done = false;
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while (!done) {
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err = ogg_sync_check(&sync_state);
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ERR_FAIL_COND_V_MSG(err != 0, Ref<AudioStreamOggVorbis>(), "Ogg sync error " + itos(err));
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while (ogg_sync_pageout(&sync_state, &page) != 1) {
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if (cursor >= size_t(file_data.size())) {
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done = true;
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break;
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}
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err = ogg_sync_check(&sync_state);
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ERR_FAIL_COND_V_MSG(err != 0, Ref<AudioStreamOggVorbis>(), "Ogg sync error " + itos(err));
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char *sync_buf = ogg_sync_buffer(&sync_state, OGG_SYNC_BUFFER_SIZE);
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err = ogg_sync_check(&sync_state);
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ERR_FAIL_COND_V_MSG(err != 0, Ref<AudioStreamOggVorbis>(), "Ogg sync error " + itos(err));
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ERR_FAIL_COND_V(cursor > size_t(file_data.size()), Ref<AudioStreamOggVorbis>());
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size_t copy_size = file_data.size() - cursor;
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if (copy_size > OGG_SYNC_BUFFER_SIZE) {
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copy_size = OGG_SYNC_BUFFER_SIZE;
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}
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memcpy(sync_buf, &file_data[cursor], copy_size);
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ogg_sync_wrote(&sync_state, copy_size);
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cursor += copy_size;
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err = ogg_sync_check(&sync_state);
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ERR_FAIL_COND_V_MSG(err != 0, Ref<AudioStreamOggVorbis>(), "Ogg sync error " + itos(err));
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}
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if (done) {
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break;
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}
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err = ogg_sync_check(&sync_state);
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ERR_FAIL_COND_V_MSG(err != 0, Ref<AudioStreamOggVorbis>(), "Ogg sync error " + itos(err));
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// Have a page now.
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if (!initialized_stream) {
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if (ogg_stream_init(&stream_state, ogg_page_serialno(&page))) {
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ERR_FAIL_V_MSG(Ref<AudioStreamOggVorbis>(), "Failed allocating memory for Ogg Vorbis stream.");
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}
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initialized_stream = true;
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}
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ogg_stream_pagein(&stream_state, &page);
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err = ogg_stream_check(&stream_state);
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ERR_FAIL_COND_V_MSG(err != 0, Ref<AudioStreamOggVorbis>(), "Ogg stream error " + itos(err));
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int desync_iters = 0;
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Vector<Vector<uint8_t>> packet_data;
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int64_t granule_pos = 0;
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while (true) {
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err = ogg_stream_packetout(&stream_state, &packet);
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if (err == -1) {
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// According to the docs this is usually recoverable, but don't sit here spinning forever.
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desync_iters++;
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ERR_FAIL_COND_V_MSG(desync_iters > 100, Ref<AudioStreamOggVorbis>(), "Packet sync issue during Ogg import");
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continue;
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} else if (err == 0) {
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// Not enough data to fully reconstruct a packet. Go on to the next page.
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break;
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}
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if (packet_count == 0 && vorbis_synthesis_idheader(&packet) == 0) {
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print_verbose("Found a non-vorbis-header packet in a header position");
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// Clearly this logical stream is not a vorbis stream, so destroy it and try again with the next page.
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if (initialized_stream) {
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ogg_stream_clear(&stream_state);
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initialized_stream = false;
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}
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break;
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}
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granule_pos = packet.granulepos;
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PackedByteArray data;
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data.resize(packet.bytes);
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memcpy(data.ptrw(), packet.packet, packet.bytes);
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packet_data.push_back(data);
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packet_count++;
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}
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if (initialized_stream) {
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ogg_packet_sequence->push_page(granule_pos, packet_data);
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}
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}
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if (initialized_stream) {
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ogg_stream_clear(&stream_state);
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}
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ogg_sync_clear(&sync_state);
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if (ogg_packet_sequence->get_packet_granule_positions().is_empty()) {
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ERR_FAIL_V_MSG(Ref<AudioStreamOggVorbis>(), "Ogg Vorbis decoding failed. Check that your data is a valid Ogg Vorbis audio stream.");
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}
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ogg_vorbis_stream->set_packet_sequence(ogg_packet_sequence);
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return ogg_vorbis_stream;
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}
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Ref<AudioStreamOggVorbis> ResourceImporterOggVorbis::load_from_file(const String &p_path) {
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Vector<uint8_t> file_data = FileAccess::get_file_as_bytes(p_path);
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ERR_FAIL_COND_V_MSG(file_data.is_empty(), Ref<AudioStreamOggVorbis>(), "Cannot open file '" + p_path + "'.");
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return load_from_buffer(file_data);
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}
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