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added jpeg support
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@ -35,8 +35,4 @@ You can use `hyprctl hyprpaper` (if on Hyprland) to issue a keyword, for example
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hyprctl hyprpaper wallpaper DP-1,~/Pictures/myepicpng.png
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```
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For other compositors, the socket works like socket1 of Hyprland, and is located in `/tmp/hypr/.hyprpaper.sock` (this path only when Hyprland is not running!)
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# todos
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- jpeg support
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For other compositors, the socket works like socket1 of Hyprland, and is located in `/tmp/hypr/.hyprpaper.sock` (this path only when Hyprland is not running!)
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75
src/helpers/Jpeg.cpp
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75
src/helpers/Jpeg.cpp
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@ -0,0 +1,75 @@
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#include "Jpeg.hpp"
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#if __BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__
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#error "your system is not little endian, jpeg will not work, ping vaxry or something"
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#endif
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cairo_surface_t* JPEG::createSurfaceFromJPEG(const std::string& path) {
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if (!std::filesystem::exists(path)) {
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Debug::log(ERR, "createSurfaceFromJPEG: file doesn't exist??");
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exit(1);
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}
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if (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__) {
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Debug::log(CRIT, "tried to load a jpeg on a big endian system! ping vaxry he is lazy.");
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exit(1);
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}
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void* imageRawData;
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struct stat fileInfo;
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const auto FD = open(path.c_str(), O_RDONLY);
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fstat(FD, &fileInfo);
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imageRawData = malloc(fileInfo.st_size);
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read(FD, imageRawData, fileInfo.st_size);
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close(FD);
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// now the JPEG is in the memory
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jpeg_decompress_struct decompressStruct;
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jpeg_error_mgr errorManager;
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decompressStruct.err = jpeg_std_error(&errorManager);
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jpeg_create_decompress(&decompressStruct);
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jpeg_mem_src(&decompressStruct, (const unsigned char*)imageRawData, fileInfo.st_size);
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jpeg_read_header(&decompressStruct, true);
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decompressStruct.out_color_space = JCS_EXT_BGRA;
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// decompress
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jpeg_start_decompress(&decompressStruct);
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auto cairoSurface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, decompressStruct.output_width, decompressStruct.output_height);
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if (cairo_surface_status(cairoSurface) != CAIRO_STATUS_SUCCESS) {
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Debug::log(ERR, "createSurfaceFromJPEG: Cairo Failed (?)");
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exit(1);
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}
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const auto CAIRODATA = cairo_image_surface_get_data(cairoSurface);
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const auto CAIROSTRIDE = cairo_image_surface_get_stride(cairoSurface);
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JSAMPROW rowRead;
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while (decompressStruct.output_scanline < decompressStruct.output_height) {
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const auto PROW = CAIRODATA + (decompressStruct.output_scanline * CAIROSTRIDE);
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rowRead = PROW;
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jpeg_read_scanlines(&decompressStruct, &rowRead, 1);
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}
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cairo_surface_mark_dirty(cairoSurface);
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cairo_surface_set_mime_data(cairoSurface, CAIRO_MIME_TYPE_JPEG, (const unsigned char*)imageRawData, fileInfo.st_size, free, imageRawData);
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jpeg_finish_decompress(&decompressStruct);
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jpeg_destroy_decompress(&decompressStruct);
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return cairoSurface;
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}
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8
src/helpers/Jpeg.hpp
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8
src/helpers/Jpeg.hpp
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@ -0,0 +1,8 @@
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#pragma once
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#include "../defines.hpp"
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#include <jpeglib.h>
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namespace JPEG {
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cairo_surface_t* createSurfaceFromJPEG(const std::string&);
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};
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@ -9,9 +9,8 @@ void CWallpaperTarget::create(const std::string& path) {
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if (path.find(".png") == path.length() - 4) {
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CAIROSURFACE = cairo_image_surface_create_from_png(path.c_str());
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} else if (path.find(".jpg") == path.length() - 4 || path.find(".jpeg") == path.length() - 5) {
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Debug::log(ERR, ".jpg images are not yet supported! :(");
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exit(1);
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return;
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CAIROSURFACE = JPEG::createSurfaceFromJPEG(path);
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m_bHasAlpha = false;
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} else {
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Debug::log(CRIT, "unrecognized image %s", path.c_str());
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exit(1);
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@ -1,6 +1,7 @@
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#pragma once
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#include "../defines.hpp"
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#include "../helpers/Jpeg.hpp"
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class CWallpaperTarget {
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public:
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@ -10,7 +11,9 @@ public:
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std::string m_szPath;
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Vector2D m_vSize;
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Vector2D m_vSize;
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bool m_bHasAlpha = true;
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cairo_surface_t* m_pCairoSurface;
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};
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