PulseStudio/VoxelEngine
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png::load_image implementation

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This commit is contained in:
MihailRis 2023-11-12 03:55:19 +03:00
parent 19c6bef8ad
commit 9cde99f3f7
1 changed files with 8 additions and 10 deletions
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18
src/coders/png.cpp
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@ -13,7 +13,7 @@
#ifdef LIBPNG
#include <png.h>
ImageData* _png_load(const char* file, int* width, int* height){
ImageData* _png_load(const char* file){
FILE *f;
int is_png, bit_depth, color_type, row_bytes;
png_infop info_ptr, end_info;
@ -61,8 +61,6 @@ ImageData* _png_load(const char* file, int* width, int* height){
png_read_info( png_ptr, info_ptr );
png_get_IHDR( png_ptr, info_ptr, &t_width, &t_height, &bit_depth,
&color_type, NULL, NULL, NULL );
*width = t_width;
*height = t_height;
png_read_update_info( png_ptr, info_ptr );
row_bytes = png_get_rowbytes( png_ptr, info_ptr );
image_data = new png_byte[row_bytes * t_height];
@ -97,7 +95,7 @@ ImageData* _png_load(const char* file, int* width, int* height){
png_destroy_read_struct( &png_ptr, &info_ptr, &end_info );
return nullptr;
}
ImageData* image = new ImageData(format, *width, *height, (void*)image_data);
ImageData* image = new ImageData(format, t_width, t_height, (void*)image_data);
png_destroy_read_struct( &png_ptr, &info_ptr, &end_info );
free( row_pointers );
fclose( f );
@ -108,7 +106,7 @@ ImageData* _png_load(const char* file, int* width, int* height){
#include <stdio.h>
#include <inttypes.h>
int _png_load(const char* file, int* pwidth, int* pheight){
int _png_load(const char* file){
int r = 0;
FILE *png;
char *pngbuf = nullptr;
@ -195,9 +193,6 @@ int _png_load(const char* file, int* pwidth, int* pheight){
ImageData* image = new ImageData(ImageFormat::rgba8888, ihdr.width, ihdr.height, (void*)flipped);
pwidth[0] = ihdr.width;
pheight[0] = ihdr.height;
spng_ctx_free(ctx);
delete[] pngbuf;
@ -206,9 +201,12 @@ int _png_load(const char* file, int* pwidth, int* pheight){
#endif
ImageData* png::load_image(std::string filename) {
return _png_load(filename.c_str());
}
Texture* png::load_texture(std::string filename){
int width, height;
ImageData* image = _png_load(filename.c_str(), &width, &height);
ImageData* image = _png_load(filename.c_str());
if (image == nullptr){
std::cerr << "Could not load image " << filename << std::endl;
return nullptr;