SVNからのミラー

CHANGELOG.md

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+# 0.6.0 (2024/06/07)
+* MakefileとREADME.mdファイルの更新
+* NetBSDは「/usr/pkg」→「/usr/local」
+* スペルミスの修正
+* manpageでコントロールの説明の追加
+* 再レンダーリングの問題の修正
+* 画像回転機能性の追加
+* 画像反転機能性の追加
+* 画像をダウンロード機能性
+
+# 0.5.0 (2024/03/03)
+* .desktopファイルの追加
+* CDNを回避する様に
+* 画像は大き過ぎるの場合、画面に合うまで小さくにする様に
+* 「Q」キーを押すと、終了する様に
+* サイズ変更の修正
+* Pixivからダウンロード出来る様に
+* ズーム機能性の追加
+* マウスで使って画像を移動出来る様に
+* OpenBSDで靜的リンクを可能に
+
+# 0.4.0 (2024/04/07)
+* URLから画像ファイルを開ける様に
+* GPLv2→BSD2clouseライセンスに変更
+* 画面アスペクト比ロック
+
+# 0.3.0 (2024/03/0?)
+* 負荷をすくなくするために画面の更新を減らした (たかしさん)
+
+# 0.2.0 (2024/02/0?)
+* XlibからSDL2に変えた方が良いと思います
+
+# 0.1.0 (2024/01/0?)
+* 開始

LICENSE.txt

@@ -0,0 +1,13 @@
+Copyright © 2018-2024 by 076.moe
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH REGARD
+TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
+CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.

Makefile

@@ -0,0 +1,78 @@
+UNAME_S!=uname -s
+UNAME_M!=uname -m
+
+NAME!=cat main.c | grep "const char \*sofname" | awk '{print $$5}' | \
+	sed "s/\"//g" | sed "s/;//"
+VERSION!=cat main.c | grep "const char \*version" | awk '{print $$5}' | \
+	sed "s/\"//g" | sed "s/;//"
+PREFIX=/usr/local
+
+.if ${UNAME_S} == "Linux"
+PREFIX=/usr
+.endif
+
+CC=cc
+FILES=main.c
+CFLAGS=-Wall -Wextra -g -I/usr/include -I/usr/local/include
+LIBS=-lSDL2 -lSDL2_image -lcurl
+LDFLAGS=-L/usr/lib -L/usr/local/lib
+MANPREFIX=${PREFIX}/share/man
+
+.if ${UNAME_S} == "OpenBSD"
+MANPREFIX=${PREFIX}/man
+LDFLAGS+=-L/usr/X11R6/lib
+CFLAGS+=-I/usr/X11R6/include
+.elif ${UNAME_S} == "NetBSD"
+LDFLAGS+=-L/usr/X11R7/lib -L/usr/pkg/lib
+CFLAGS+=-I/usr/X11R7/include -I/usr/pkg/include
+.endif
+
+all:
+	${CC} ${CFLAGS} -o ${NAME} ${FILES} ${LDFLAGS} ${LIBS}
+	strip ${NAME}
+
+clean:
+	rm -f ${NAME}
+
+dist:
+	mkdir -p ${NAME}-${VERSION} release/src
+	cp -R LICENSE.txt Makefile *.md ${NAME}.desktop ${NAME}.1 *.c ${NAME}-${VERSION}
+	tar zcfv release/src/${NAME}-${VERSION}.tar.gz ${NAME}-${VERSION}
+	rm -rf ${NAME}-${VERSION}
+
+release-openbsd:
+	mkdir -p release/bin
+	${CC} ${CFLAGS} -o release/bin/${NAME}-${VERSION}-openbsd-${UNAME_M} ${FILES}\
+		${LDFLAGS} -static ${LIBS} -lc -lm -liconv -lsndio -lsamplerate -lX11\
+		-lxcb -lXext -lXcursor -lXrender -lXfixes -lXi -lXrandr -lXss -lusbhid -lpthread\
+		-ljxl -ljxl_cms -llcms2 -lhwy -lc++ -lc++abi -lbrotlidec\
+		-lbrotlicommon -lbrotlienc -lyuv -ltiff -lz -ljpeg -llzma -lzstd -lavif\
+		-ldav1d -laom -lsharpyuv -lwebpdemux -lwebp -lnghttp3 -lngtcp2_crypto_quictls\
+		-lngtcp2 -lssl -lcrypto -lnghttp2 -lXau -lXdmcp
+	strip release/bin/${NAME}-${VERSION}-openbsd-${UNAME_M}
+
+release-netbsd:
+	mkdir -p release/bin
+	${CC} ${CFLAGS} -o release/bin/${NAME}-${VERSION}-netbsd-${UNAME_M} ${FILES}\
+		${LDFLAGS} -static ${LIBS} -lc -lm -lossaudio -lX11 -lxcb -lXau -lXdmcp -lgcc\
+		-lXext -lXcursor -lXrender -lXi -lXfixes -lXrandr -lXss -ldrm -lpci -lgbm -lglapi\
+		-lstdc++ -lexpat -lusbhid -lusb-1.0 -lpthread -lnghttp2 -lidn2 -lunistring\
+		-lintl -lgssapi -lkrb5 -lhx509 -lssl -lcrypto -lcrypt -lasn1 -lcom_err -lroken\
+		-lutil -lwind -lheimbase -lheimntlm -lz
+	strip release/bin/${NAME}-${VERSION}-netbsd-${UNAME_M}
+
+install:
+	mkdir -p ${DESTDIR}${PREFIX}/bin\
+		${DESTDIR}${MANPREFIX}/man1\
+		${DESTDIR}${PREFIX}/share/applications
+	cp -f ${NAME} ${DESTDIR}${PREFIX}/bin
+	sed "s/VERSION/${VERSION}/g" < ${NAME}.1 > ${DESTDIR}${MANPREFIX}/man1/${NAME}.1
+	cp -f ${NAME}.desktop ${DESTDIR}${PREFIX}/share/applications
+	chmod 755 ${DESTDIR}${PREFIX}/bin/${NAME}
+
+uninstall:
+	rm -f ${DESTDIR}${PREFIX}/share/applications/${NAME}.desktop
+	rm -f ${DESTDIR}${PREFIX}/man1/${NAME}.1
+	rm -f ${DESTDIR}${PREFIX}/bin/${NAME}
+
+.PHONY: all clean install uninstall

README.md

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+# mivfx - minimalist image view for x
+ミニマリストな画像ビューアー
+
+# インストールする方法
+
+## OpenBSD
+```sh
+doas pkg_add sdl2 sdl2_image curl
+make
+doas make install
+```
+
+## FreeBSD
+```sh
+doas pkg install sdl2 sdl2_image curl
+make
+doas make install
+```
+
+## NetBSD
+```sh
+doas pkgin install SDL2-2.28.5 SDL2_image curl
+make
+doas make install
+```
+
+## CRUX
+```sh
+doas prt-get depinst libsdl2 sdl2_image curl bmake
+bmake
+doas bmake install
+```
+
+## Void Linux
+```sh
+doas xbps-install -S SDL2 SDL2_image curl bmake
+bmake
+doas bmake install
+```
+
+## Artix Linux
+```sh
+doas pacman -S sdl2 sdl2_image curl bmake
+bmake
+doas bmake install
+```
+
+## Devuan GNU/Linux
+```sh
+doas apt install libsdl2-dev libsdl2-image-dev libcurl4 bmake
+bmake
+doas bmake install
+```
+
+![](scrot.png)

main.c

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+#include <SDL2/SDL.h>
+#include <SDL2/SDL_image.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <curl/curl.h>
+#include <string.h>
+#include <unistd.h>
+
+#define DELAY_MS 50
+
+SDL_Window *window = NULL;
+SDL_Renderer *renderer = NULL;
+SDL_Texture *texture = NULL;
+bool quit = false;
+bool hasdownloaded = false; // DDoSを避ける為
+float aspectRatio;
+int imgX = 10;
+int imgY = 10;
+int imgWidth;
+int imgHeight;
+int screenWidth;
+int screenHeight;
+int init = 0;
+char *imgfilename;
+char *imgurl;
+SDL_Rect renderQuad;
+float newWidth;
+float newHeight;
+
+// マウス
+int mouseX = 10;
+int mouseY = 10;
+int drag = 0;
+
+// ズーム
+float zoom = 1.0f;
+
+// 回転
+float angle = 0.0f;
+
+// 反転
+bool flippedH = false;
+bool flippedV = false;
+
+const char *sofname = "mivfx";
+const char *version = "0.6.0";
+
+bool dlfile(const char *url, const char *filename) {
+  CURL *curl = curl_easy_init();
+  if (!curl) {
+    return false;
+  }
+
+  FILE *file = fopen(filename, "wb");
+  if (!file) {
+    return false;
+  }
+
+  curl_easy_setopt(curl, CURLOPT_URL, url);
+  // Clownflareは面倒くさいわね・・・
+  curl_easy_setopt(
+    curl,
+    CURLOPT_USERAGENT,
+    "Mozilla/5.0 (Windows NT 10.0; rv:102.0) Gecko/20100101 Firefox/102.0"
+  );
+  // Pixivも結構面倒くさい
+  if (
+      strstr("s.pximg.net", url) == 0 ||
+      strstr("i.pximg.net", url) == 0
+  ) {
+    curl_easy_setopt(curl, CURLOPT_REFERER, "https://www.pixiv.net/");
+  }
+  curl_easy_setopt(curl, CURLOPT_WRITEDATA, file);
+  CURLcode res = curl_easy_perform(curl);
+  fclose(file);
+
+  if (res != CURLE_OK) {
+    remove(filename);
+    return false;
+  }
+
+  return true;
+}
+
+char *fromurl(char *imgfile, char *dir) {
+  char s[512], *p, *tokens[128];
+  char *last;
+  int i = 0;
+  imgurl = imgfile;
+
+  snprintf(s, sizeof(s), "%s", imgfile);
+
+  for (
+      (p = strtok_r(s, "/", &last));
+      p;
+      (p = strtok_r(NULL, "/", &last))
+  ) {
+    if (i < 127) tokens[i++] = p;
+  }
+
+  tokens[i] = NULL;
+  imgfilename = tokens[i - 1];
+
+  char *res;
+
+  res = (char *)malloc(1024);
+  if (res == NULL) {
+    return NULL;
+  }
+
+  snprintf(res, 1024, "%s/%s", dir, imgfilename);
+  if (!dlfile(imgfile, res)) {
+    printf("画像をダウンロードに失敗。URL: %s\n", imgfile);
+    return NULL;
+  }
+  return res;
+}
+
+void RenderCopy(SDL_Rect renderQuad) {
+  SDL_RenderCopyEx(
+    renderer,
+    texture,
+    NULL,
+    &renderQuad,
+    angle,
+    NULL,
+    flippedV ? SDL_FLIP_VERTICAL : (flippedH ? SDL_FLIP_HORIZONTAL : SDL_FLIP_NONE)
+  );
+}
+
+void rotateWindow(int w, int h) {
+  if (angle >= 360.0f) angle = 0.0f;
+  else if (angle <= -360.0f) angle = 0.0f;
+  else if (angle == 270.0f) angle = -90.0f;
+  else if (angle == -180.0f) angle = 180.0f;
+
+  imgWidth = h;
+  imgHeight = w;
+  aspectRatio = (float)imgWidth / imgHeight;
+  SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+  SDL_RenderClear(renderer);
+  SDL_SetWindowSize(window, imgWidth + (imgX * 2), imgHeight + (imgY * 2));
+  RenderCopy(renderQuad);
+  SDL_RenderPresent(renderer);
+}
+
+void windowevent(SDL_Event e) {
+  int windowWidth, windowHeight;
+  SDL_GetWindowSize(window, &windowWidth, &windowHeight);
+  SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
+
+  if (e.type == SDL_QUIT) {
+    quit = true;
+  } else if (e.type == SDL_KEYDOWN) {
+    if (e.key.keysym.sym == SDLK_q) {
+      quit = true;
+    } else if (e.key.keysym.sym == SDLK_e) {
+      // GIFアニメーションの停止・続き、0.7.0から追加する予定
+    } else if (e.key.keysym.sym == SDLK_r) {
+      angle -= 90.0f;
+      rotateWindow(imgWidth, imgHeight);
+    } else if (e.key.keysym.sym == SDLK_t) {
+      angle += 90.0f;
+      rotateWindow(imgWidth, imgHeight);
+    } else if (e.key.keysym.sym == SDLK_y) {
+      SDL_RenderClear(renderer);
+      SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+      SDL_SetWindowSize(window, imgWidth + (imgX * 2), imgHeight + (imgY * 2));
+      RenderCopy(renderQuad);
+      flippedV = !flippedV;
+      SDL_RenderPresent(renderer);
+    } else if (e.key.keysym.sym == SDLK_u) {
+      SDL_RenderClear(renderer);
+      SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+      SDL_SetWindowSize(window, imgWidth + (imgX * 2), imgHeight + (imgY * 2));
+      RenderCopy(renderQuad);
+      flippedH = !flippedH;
+      SDL_RenderPresent(renderer);
+    } else if (e.key.keysym.sym == SDLK_o) {
+      bool isurl = strncmp(imgurl, "http://",  7) == 0 ||
+                   strncmp(imgurl, "https://", 8) == 0;
+      if (isurl && !hasdownloaded) {
+        char path[1024];
+        getcwd(path, 1024);
+        if (fromurl(imgurl, path) != NULL) puts("ダウンロード済み");
+        hasdownloaded = true;
+      }
+    } else if (e.key.keysym.sym == SDLK_p) {
+      // 画像をrsync|sftp|http postで使って共有する、0.7.0から追加する予定
+    }
+  } else if (e.type == SDL_MOUSEBUTTONDOWN) {
+    if (e.button.button == SDL_BUTTON_LEFT) {
+      drag = 1;
+      SDL_GetMouseState(&mouseX, &mouseY);
+    }
+  } else if (e.type == SDL_MOUSEBUTTONUP) {
+    if (e.button.button == SDL_BUTTON_LEFT) {
+      drag = 0;
+    }
+  } else if (e.type == SDL_MOUSEMOTION) {
+    if (drag) {
+      int newMouseX, newMouseY;
+      SDL_GetMouseState(&newMouseX, &newMouseY);
+      SDL_RenderClear(renderer);
+
+      if (newWidth != 0.0f) imgWidth = (newWidth);
+      if (newHeight != 0.0f) imgHeight = (newHeight);
+      imgX = newMouseX - (imgWidth / 2);
+      imgY = newMouseY - (imgHeight / 2);
+      SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+      SDL_RenderClear(renderer);
+      RenderCopy(renderQuad);
+      SDL_RenderPresent(renderer);
+    }
+  } else if (e.type == SDL_MOUSEWHEEL) {
+    int curWidth = imgWidth;
+    int curHeight = imgHeight;
+
+    float zoomSpeed = 0.1f;
+    if (e.wheel.y > 0) {
+      zoom += zoomSpeed;
+    } else if (e.wheel.y < 0) {
+      zoom -= zoomSpeed;
+    }
+
+    if (zoom < 0.1f) {
+      zoom = 0.1f;
+    }
+
+    // 画像のサイズが変わった場合
+    newWidth = (float)imgWidth * zoom;
+    newHeight = (float)imgHeight * zoom;
+    float minLimit = 50.0f;
+
+    // 画像は50x50以下じゃ駄目
+    if (newWidth < minLimit) {
+      newWidth = minLimit;
+      newHeight = curHeight;
+    } else if (newHeight < minLimit) {
+      printf("%d\n", curWidth);
+      newWidth = curWidth;
+      newHeight = minLimit;
+    }
+
+    // テキスチャーのレンダーリングサイズの設定
+    SDL_RenderClear(renderer);
+
+    imgWidth = (int)newWidth;
+    imgHeight = (int)newHeight;
+    imgX = (windowWidth - imgWidth) / 2;
+    imgY = (windowHeight - imgHeight) / 2;
+    SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+    SDL_RenderClear(renderer);
+    RenderCopy(renderQuad);
+    SDL_RenderPresent(renderer);
+  } else if (e.type == SDL_WINDOWEVENT && e.window.event == SDL_WINDOWEVENT_RESIZED) {
+    SDL_RenderClear(renderer);
+
+    // ウィンドウのサイズが変わった場合
+    int newWidth = e.window.data1;
+    int newHeight = e.window.data2;
+
+    // 縦横比を変わらずに新しい大きさの算数
+    float newAspectRatio = (float)newWidth / newHeight;
+    int scaledWidth, scaledHeight;
+
+    if (newAspectRatio != aspectRatio) {
+      // 画像よりウィンドウの方が広い場合
+      scaledHeight = angle == 90 || angle == -90 ? newWidth : newHeight;
+      scaledHeight = newHeight;
+      scaledWidth = (int)(scaledHeight * aspectRatio);
+    } else {
+      // 画像よりウィンドウの方が高い場合
+      scaledWidth = angle == 90 || angle == -90 ? newHeight : newWidth;
+      scaledHeight = angle == 90 || angle == -90 ? newWidth : newHeight;
+    }
+
+    // 画像は50x50以下じゃ駄目
+    int minWidth = 50;
+    int minHeight = 50;
+    if (scaledWidth < minWidth) scaledWidth = minWidth;
+    if (scaledHeight < minHeight) scaledHeight = minHeight;
+
+    // 大きすぎの場合もふざけんな
+    if (scaledWidth >= (screenWidth-20)) scaledWidth = screenWidth-20;
+    if (scaledHeight >= (screenHeight-20)) scaledHeight = screenHeight-20;
+
+    imgWidth = scaledWidth;
+    imgHeight = scaledHeight;
+
+    // テキスチャーのレンダーリングサイズの設定
+    SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+    SDL_SetWindowSize(window, imgWidth + (imgX * 2), imgHeight + (imgY * 2));
+    RenderCopy(renderQuad);
+    SDL_RenderPresent(renderer);
+  } else if (e.type == SDL_WINDOWEVENT && e.window.event == SDL_WINDOWEVENT_MOVED) {
+    SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+    SDL_RenderClear(renderer);
+    RenderCopy(renderQuad);
+    SDL_SetWindowSize(window, imgWidth + (imgX * 2), imgHeight + (imgY * 2));
+    SDL_RenderPresent(renderer);
+  } else if (e.type == SDL_WINDOWEVENT && e.window.event == SDL_WINDOWEVENT_EXPOSED) {
+    if (init == 1) return;
+    init = 1;
+
+    SDL_RenderClear(renderer);
+
+    if (
+        (imgWidth >= (screenWidth - 100)) &&
+        imgHeight >= (screenHeight - 100)
+    ) {
+      imgWidth = (screenWidth - 100);
+      imgHeight = (screenHeight - 100);
+    } else if (
+        (imgWidth >= (screenWidth - 100)) &&
+        imgHeight <= (screenHeight - 100)
+    ) {
+      imgWidth = (screenWidth - 100);
+      imgHeight = (imgWidth * aspectRatio);
+    } else if (
+        (imgWidth <= (screenWidth - 100)) &&
+        imgHeight >= (screenHeight - 100)
+    ) {
+      imgHeight = (screenHeight - 100);
+      imgWidth = (imgHeight * aspectRatio);
+    }
+
+    SDL_Rect renderQuad = { imgX, imgY, imgWidth, imgHeight };
+
+    RenderCopy(renderQuad);
+    SDL_SetWindowSize(window, imgWidth + (imgX * 2), imgHeight + (imgY * 2));
+    SDL_RenderPresent(renderer);
+  }
+}
+
+void usage() {
+  printf("%s-%s\nusage: %s [file or url]\n", sofname, version, sofname);
+}
+
+int main(int argc, char *argv[]) {
+  if (argc < 2) {
+    usage();
+    return 1;
+  }
+
+  // SDL2とSDL2_imageの初期設定
+  if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+    printf("SDLを初期設定出来なかった：%s\n", SDL_GetError());
+    return 1;
+  }
+
+  if (!(IMG_Init(IMG_INIT_PNG) & IMG_INIT_PNG)) {
+    printf("SDL_imageを初期設定出来なかった：%s\n", SDL_GetError());
+    SDL_Quit();
+    return 1;
+  }
+
+  const char *imgfile = argv[1];
+
+  // URLの場合、仮にダウンロードして
+  bool isurl = strncmp(imgfile, "http://",  7) == 0 ||
+               strncmp(imgfile, "https://", 8) == 0;
+  imgfile = isurl ? fromurl(argv[1], "/tmp") : argv[1];
+  if (imgfile == NULL) {
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+  }
+
+  // 画像の読込
+  SDL_Surface *imgsurface = IMG_Load(imgfile);
+  if (imgsurface == NULL) {
+    printf("画像の読込に失敗：%s\n", IMG_GetError());
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+    return 1;
+  }
+
+  // 画像の大きさの受取
+  imgWidth = imgsurface->w;
+  imgHeight = imgsurface->h;
+  aspectRatio = (float)imgWidth / imgHeight;
+
+  // 画面の大きさの受取
+  SDL_DisplayMode DM;
+  SDL_GetCurrentDisplayMode(0, &DM);
+  screenWidth = DM.w;
+  screenHeight = DM.h;
+
+  // ウィンドウの大きさの設定
+  int windowWidth = (imgWidth >= (screenWidth-20)) ? screenWidth-20 : imgWidth;
+  int windowHeight = (imgHeight >= (screenHeight-20)) ? screenHeight-20 : imgHeight;
+
+  // ウィンドウの作成
+  SDL_SetHint(SDL_HINT_VIDEO_WINDOW_SHARE_PIXEL_FORMAT, "1");
+  window = SDL_CreateWindow(
+    "mivfx",
+    SDL_WINDOWPOS_UNDEFINED,
+    SDL_WINDOWPOS_UNDEFINED,
+    windowWidth,
+    windowHeight,
+    SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE
+  );
+  if (window == NULL) {
+    printf("ウィンドウの作成に失敗：%s\n", SDL_GetError());
+    SDL_Quit();
+    return 1;
+  }
+
+  // レンダーの作成
+  renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+  if (renderer == NULL) {
+    printf("レンダーの作成に失敗：%s\n", SDL_GetError());
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+    return 1;
+  }
+
+  texture = SDL_CreateTextureFromSurface(renderer, imgsurface);
+  SDL_FreeSurface(imgsurface);
+  if (texture == NULL) {
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+    return 1;
+  }
+
+  // メインループ
+  SDL_Event e;
+  while (!quit) {
+    // イベント
+    while (SDL_PollEvent(&e) != 0) {
+      windowevent(e);
+    }
+
+    // 休ませる
+    SDL_Delay(DELAY_MS);
+  }
+
+  // 掃除
+  SDL_DestroyTexture(texture);
+  SDL_DestroyRenderer(renderer);
+  SDL_DestroyWindow(window);
+  IMG_Quit();
+  SDL_Quit();
+
+  return 0;
+}

mivfx.1

@@ -0,0 +1,48 @@
+.TH MIVFX 1 VERSION
+.SH NAME
+mivfx - minimalist image view for x
+.SH SYNOPSIS
+.B mivfx
+[\fI\,file\fR|\fI\,url\fR]
+.SH DESCRIPTION
+.PP
+ミニマリストな画像ビューアーです。
+.SH KEYBINDING
+.TP
+\fB\,Q\fR
+終了
+.TP
+\fB\,R\fR
+画像を-90°で回転する
+.TP
+\fB\,T\fR
+画像を+90°で回転する
+.TP
+\fB\,Y\fR
+縦側に反転する
+.TP
+\fB\,U\fR
+横側に反転する
+.TP
+\fB\,マウスでスクロール\fR
+ズームインやズームアウト
+.TP
+\fB\,マウスで移動\fR
+画像の移動
+.SH EXAMPLES
+\&...
+
+$ mivfx ~/画像/image.png
+.ED
+.br
+ローカルな画像を開く
+
+\&...
+
+$ mivfx https://076.moe/image.png
+.ED
+.br
+リモートサーバから画像を開く
+.SH AUTHORS
+.PP
+テクニカル諏訪子

mivfx.desktop

@@ -0,0 +1,9 @@
+[Desktop Entry]
+Type=Application
+Name=mivfx
+GenericName=Image Viewer
+GenericName[ja]=画像ビューアー
+Exec=mivfx %F
+MimeType=image/bmp;image/gif;image/jpeg;image/jpg;image/png;image/tiff;image/x-bmp;image/x-portable-anymap;image/x-portable-bitmap;image/x-portable-graymap;image/x-tga;image/x-xpixmap;image/webp;image/heic;image/svg+xml;application/postscript;image/jp2;image/jxl;image/avif;image/heif;
+NoDisplay=true
+Icon=mivfx