8b1dcbfe4d
-Made asset sharing support https -Many fixes to HTTPRequest -Added an asset installer dialog -Visual cleanups to asset sharing tab -Fixed some issues in ScrollContainer, hope it does not break things -Asset sharing tab is not visible (hidden on purpose) for now.
124 lines
2.7 KiB
C++
124 lines
2.7 KiB
C++
/*************************************************/
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/* image_loader_jpg.cpp */
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/*************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/*************************************************/
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/* Source code within this file is: */
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/* (c) 2007-2016 Juan Linietsky, Ariel Manzur */
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/* All Rights Reserved. */
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/*************************************************/
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#include "image_loader_jpegd.h"
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#include "print_string.h"
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#include "os/os.h"
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#include "jpgd.h"
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#include <string.h>
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Error jpeg_load_image_from_buffer(Image *p_image,const uint8_t* p_buffer, int p_buffer_len) {
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jpgd::jpeg_decoder_mem_stream mem_stream(p_buffer,p_buffer_len);
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jpgd::jpeg_decoder decoder(&mem_stream);
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if (decoder.get_error_code() != jpgd::JPGD_SUCCESS) {
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return ERR_CANT_OPEN;
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}
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const int image_width = decoder.get_width();
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const int image_height = decoder.get_height();
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int comps = decoder.get_num_components();
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if (comps==3)
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comps=4; //weird
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if (decoder.begin_decoding() != jpgd::JPGD_SUCCESS)
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return ERR_FILE_CORRUPT;
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const int dst_bpl = image_width * comps;
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DVector<uint8_t> data;
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data.resize(dst_bpl * image_height);
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DVector<uint8_t>::Write dw = data.write();
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jpgd::uint8 *pImage_data = (jpgd::uint8*)dw.ptr();
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for (int y = 0; y < image_height; y++)
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{
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const jpgd::uint8* pScan_line;
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jpgd::uint scan_line_len;
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if (decoder.decode((const void**)&pScan_line, &scan_line_len) != jpgd::JPGD_SUCCESS)
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{
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return ERR_FILE_CORRUPT;
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}
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jpgd::uint8 *pDst = pImage_data + y * dst_bpl;
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memcpy(pDst, pScan_line, dst_bpl);
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}
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//all good
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Image::Format fmt;
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if (comps==1)
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fmt=Image::FORMAT_GRAYSCALE;
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else
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fmt=Image::FORMAT_RGBA;
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dw = DVector<uint8_t>::Write();
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p_image->create(image_width,image_height,0,fmt,data);
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return OK;
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}
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Error ImageLoaderJPG::load_image(Image *p_image,FileAccess *f) {
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DVector<uint8_t> src_image;
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int src_image_len = f->get_len();
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ERR_FAIL_COND_V(src_image_len == 0, ERR_FILE_CORRUPT);
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src_image.resize(src_image_len);
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DVector<uint8_t>::Write w = src_image.write();
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f->get_buffer(&w[0],src_image_len);
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f->close();
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Error err = jpeg_load_image_from_buffer(p_image,w.ptr(),src_image_len);
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w = DVector<uint8_t>::Write();
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return err;
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}
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void ImageLoaderJPG::get_recognized_extensions(List<String> *p_extensions) const {
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p_extensions->push_back("jpg");
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p_extensions->push_back("jpeg");
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}
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static Image _jpegd_mem_loader_func(const uint8_t* p_png,int p_size) {
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Image img;
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Error err = jpeg_load_image_from_buffer(&img,p_png,p_size);
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return img;
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}
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ImageLoaderJPG::ImageLoaderJPG() {
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Image::_jpg_mem_loader_func=_jpegd_mem_loader_func;
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}
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