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/**************************************************************************/
/* gltf_document_extension_texture_webp.cpp */
/**************************************************************************/
/* This file is part of: */
/* REDOT ENGINE */
/* https://redotengine.org */
/**************************************************************************/
/* Copyright (c) 2024-present Redot Engine contributors */
/* (see REDOT_AUTHORS.md) */
/* 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 "gltf_document_extension_texture_webp.h"
// Import process.
Error GLTFDocumentExtensionTextureWebP::import_preflight(Ref<GLTFState> p_state, Vector<String> p_extensions) {
if (!p_extensions.has("EXT_texture_webp")) {
return ERR_SKIP;
}
return OK;
}
Vector<String> GLTFDocumentExtensionTextureWebP::get_supported_extensions() {
Vector<String> ret;
ret.push_back("EXT_texture_webp");
return ret;
}
Error GLTFDocumentExtensionTextureWebP::parse_image_data(Ref<GLTFState> p_state, const PackedByteArray &p_image_data, const String &p_mime_type, Ref<Image> r_image) {
if (p_mime_type == "image/webp") {
return r_image->load_webp_from_buffer(p_image_data);
}
return OK;
}
String GLTFDocumentExtensionTextureWebP::get_image_file_extension() {
return ".webp";
}
Error GLTFDocumentExtensionTextureWebP::parse_texture_json(Ref<GLTFState> p_state, const Dictionary &p_texture_json, Ref<GLTFTexture> r_gltf_texture) {
if (!p_texture_json.has("extensions")) {
return OK;
}
const Dictionary &extensions = p_texture_json["extensions"];
if (!extensions.has("EXT_texture_webp")) {
return OK;
}
const Dictionary &texture_webp = extensions["EXT_texture_webp"];
ERR_FAIL_COND_V(!texture_webp.has("source"), ERR_PARSE_ERROR);
r_gltf_texture->set_src_image(texture_webp["source"]);
return OK;
}
Vector<String> GLTFDocumentExtensionTextureWebP::get_saveable_image_formats() {
Vector<String> ret;
ret.push_back("Lossless WebP");
ret.push_back("Lossy WebP");
return ret;
}
PackedByteArray GLTFDocumentExtensionTextureWebP::serialize_image_to_bytes(Ref<GLTFState> p_state, Ref<Image> p_image, Dictionary p_image_dict, const String &p_image_format, float p_lossy_quality) {
if (p_image_format == "Lossless WebP") {
p_image_dict["mimeType"] = "image/webp";
return p_image->save_webp_to_buffer(false);
} else if (p_image_format == "Lossy WebP") {
p_image_dict["mimeType"] = "image/webp";
return p_image->save_webp_to_buffer(true, p_lossy_quality);
}
ERR_FAIL_V(PackedByteArray());
}
Error GLTFDocumentExtensionTextureWebP::save_image_at_path(Ref<GLTFState> p_state, Ref<Image> p_image, const String &p_file_path, const String &p_image_format, float p_lossy_quality) {
if (p_image_format == "Lossless WebP") {
p_image->save_webp(p_file_path, false);
return OK;
} else if (p_image_format == "Lossy WebP") {
p_image->save_webp(p_file_path, true, p_lossy_quality);
return OK;
}
return ERR_INVALID_PARAMETER;
}
Error GLTFDocumentExtensionTextureWebP::serialize_texture_json(Ref<GLTFState> p_state, Dictionary p_texture_json, Ref<GLTFTexture> p_gltf_texture, const String &p_image_format) {
Dictionary ext_texture_webp;
ext_texture_webp["source"] = p_gltf_texture->get_src_image();
Dictionary texture_extensions;
texture_extensions["EXT_texture_webp"] = ext_texture_webp;
p_texture_json["extensions"] = texture_extensions;
p_state->add_used_extension("EXT_texture_webp", true);
return OK;
}
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