Changeset 919 for libcacaTweet

Timestamp:

Apr 27, 2006, 3:02:27 PM (15 years ago)

Author:

Sam Hocevar

Message:

• Allow an optional input filename in the export test for cheap conversions.

File:

• libcaca/trunk/test/export.c (modified) (4 diffs)

libcaca/trunk/test/export.c

@@ -35 +35 @@
     cucul_dither_t *dither;
     cucul_buffer_t *buffer;
+    char *file, *format;
     char const * const * exports, * const * p;
     int x, y;
@@ -40 +41 @@
     exports = cucul_get_export_list();
 
-    if(argc != 2)
+    if(argc < 2 || argc > 3)
     {
         fprintf(stderr, "%s: wrong argument count\n", argv[0]);
-        fprintf(stderr, "usage: %s <format>\n", argv[0]);
+        fprintf(stderr, "usage: %s [file] <format>\n", argv[0]);
         fprintf(stderr, "where <format> is one of:\n");
         for(p = exports; *p; p += 2)
@@ -50 +51 @@
     }
 
+    if(argc == 2)
+    {
+        file = NULL;
+        format = argv[1];
+    }
+    else
+    {
+        file = argv[1];
+        format = argv[2];
+    }
+
     for(p = exports; *p; p += 2)
-        if(!strcasecmp(argv[1], *p))
+        if(!strcasecmp(format, *p))
             break;
 
     if(!*p)
     {
-        fprintf(stderr, "%s: unknown format `%s'\n", argv[0], argv[1]);
+        fprintf(stderr, "%s: unknown format `%s'\n", argv[0], format);
         fprintf(stderr, "please use one of:\n");
         for(p = exports; *p; p += 2)
@@ -63 +75 @@
     }
 
-    cv = cucul_create_canvas(WIDTH, HEIGHT);
+    if(file)
+    {
+        cucul_buffer_t *tmp;
+        tmp = cucul_load_file(file);
+        if(!tmp)
+        {
+            fprintf(stderr, "%s: could not load `%s'\n", argv[0], file);
+            exit(-1);
+        }
+        cv = cucul_import_canvas(tmp, "");
+        if(!tmp)
+        {
+            fprintf(stderr, "%s: `%s' has unknown format\n", argv[0], file);
+            exit(-1);
+        }
+        cucul_free_buffer(tmp);
+    }
+    else
+    {
+        cv = cucul_create_canvas(WIDTH, HEIGHT);
 
-    for(y = 0; y < 256; y++)
-    {
-        for(x = 0; x < 256; x++)
+        for(y = 0; y < 256; y++)
         {
-            uint32_t r = x;
-            uint32_t g = (255 - y + x) / 2;
-            uint32_t b = y * (255 - x) / 256;
-            pixels[y * 256 + x] = (r << 16) | (g << 8) | (b << 0);
+            for(x = 0; x < 256; x++)
+            {
+                uint32_t r = x;
+                uint32_t g = (255 - y + x) / 2;
+                uint32_t b = y * (255 - x) / 256;
+                pixels[y * 256 + x] = (r << 16) | (g << 8) | (b << 0);
+            }
+        }
+
+        dither = cucul_create_dither(32, 256, 256, 4 * 256,
+                                     0x00ff0000, 0x0000ff00, 0x000000ff, 0x0);
+        cucul_dither_bitmap(cv, 0, 0, cucul_get_canvas_width(cv),
+                            cucul_get_canvas_height(cv), dither, pixels);
+        cucul_free_dither(dither);
+
+        cucul_set_color(cv, CUCUL_COLOR_WHITE, CUCUL_COLOR_BLACK);
+        cucul_draw_thin_box(cv, 0, 0, WIDTH - 1, HEIGHT - 1);
+
+        cucul_set_color(cv, CUCUL_COLOR_BLACK, CUCUL_COLOR_WHITE);
+        cucul_fill_ellipse(cv, WIDTH / 2, HEIGHT / 2,
+                               WIDTH / 4, HEIGHT / 4, " ");
+        cucul_putstr(cv, WIDTH / 2 - 5, HEIGHT / 2 - 2, "(\") \\o/ <&>");
+        cucul_putstr(cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ");
+
+        cucul_set_color(cv, CUCUL_COLOR_WHITE, CUCUL_COLOR_LIGHTBLUE);
+        cucul_putstr(cv, WIDTH / 2 - 7, HEIGHT / 2, "    LIBCACA    ");
+
+        for(x = 0; x < 16; x++)
+        {
+            cucul_set_truecolor(cv, 0xff00 | x, 0xf00f | (x << 4));
+            cucul_putstr(cv, WIDTH / 2 - 7 + x, HEIGHT / 2 + 5, "#");
         }
     }
 
-    dither = cucul_create_dither(32, 256, 256, 4 * 256,
-                                 0x00ff0000, 0x0000ff00, 0x000000ff, 0x0);
-    cucul_dither_bitmap(cv, 0, 0, cucul_get_canvas_width(cv),
-                        cucul_get_canvas_height(cv), dither, pixels);
-    cucul_free_dither(dither);
-
-    cucul_set_color(cv, CUCUL_COLOR_WHITE, CUCUL_COLOR_BLACK);
-    cucul_draw_thin_box(cv, 0, 0, WIDTH - 1, HEIGHT - 1);
-
-    cucul_set_color(cv, CUCUL_COLOR_BLACK, CUCUL_COLOR_WHITE);
-    cucul_fill_ellipse(cv, WIDTH / 2, HEIGHT / 2, WIDTH / 4, HEIGHT / 4, " ");
-    cucul_putstr(cv, WIDTH / 2 - 5, HEIGHT / 2 - 2, "(\") \\o/ <&>");
-    cucul_putstr(cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ");
-
-    cucul_set_color(cv, CUCUL_COLOR_WHITE, CUCUL_COLOR_LIGHTBLUE);
-    cucul_putstr(cv, WIDTH / 2 - 7, HEIGHT / 2, "    LIBCACA    ");
-
-    for(x = 0; x < 16; x++)
-    {
-        cucul_set_truecolor(cv, 0xff00 | x, 0xf00f | (x << 4));
-        cucul_putstr(cv, WIDTH / 2 - 7 + x, HEIGHT / 2 + 5, "#");
-    }
-
-    buffer = cucul_export_canvas(cv, argv[1]);
+    buffer = cucul_export_canvas(cv, format);
     fwrite(cucul_get_buffer_data(buffer),
            cucul_get_buffer_size(buffer), 1, stdout);