Files
redot-engine/modules/gif/image_frames_loader_gif.cpp
Spartan322 614048d3ee Add GIF import
Add GIF file loading
Add `ResourceFormatLoader` for `SpriteFrames`
Add `ResourceFormatLoader` for `AnimatedTexture`
Add `ImageFrames` resource for handling image sequence
Add `ImageFramesLoader` for resource loading image sequences
Add `ResourceFormatLoader` for `ImageFrames`
Add GIF image load test assertions
Add ImageFrames test cases
2025-05-23 05:28:40 -04:00

67 lines
3.5 KiB
C++

/**************************************************************************/
/* image_frames_loader_gif.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 "image_frames_loader_gif.h"
#include "modules/gif/gif_common.h"
static Ref<ImageFrames> _animated_gif_mem_loader_func(const uint8_t *p_gif_data, int p_size, int p_max_frames) {
Ref<ImageFrames> texture;
texture.instantiate();
Error err = GIFCommon::gif_load_image_frames_from_buffer(texture.ptr(), p_gif_data, p_size, p_max_frames);
ERR_FAIL_COND_V(err != OK, Ref<ImageFrames>());
return texture;
}
Error ImageFramesLoaderGIF::load_image_frames(Ref<ImageFrames> p_image_frames, Ref<FileAccess> f, BitField<ImageFramesFormatLoader::LoaderFlags> p_flags, float p_scale, int p_max_frames) {
Vector<uint8_t> src_image;
uint64_t src_image_len = f->get_length();
ERR_FAIL_COND_V(src_image_len == 0, ERR_FILE_CORRUPT);
src_image.resize(src_image_len);
uint8_t *w = src_image.ptrw();
f->get_buffer(&w[0], src_image_len);
Error err = GIFCommon::gif_load_image_frames_from_buffer(p_image_frames.ptr(), w, src_image_len, p_max_frames);
return err;
}
void ImageFramesLoaderGIF::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("gif");
}
ImageFramesLoaderGIF::ImageFramesLoaderGIF() {
ImageFrames::_gif_mem_loader_func = _animated_gif_mem_loader_func;
}