Allow number of seconds as input

Signed-off-by: falkTX <falktx@falktx.com>

src/Makefile

@@ -23,12 +23,10 @@ FILES = \
 TARGET_DIR = ../bin
 BUILD_DIR = ../build/$(NAME)
 
-# BASE_FLAGS += -I.
 BASE_FLAGS += $(shell pkg-config --cflags carla-host-plugin sndfile)
 LINK_FLAGS += $(shell pkg-config --libs carla-host-plugin sndfile)
 
-# BUILD_C_FLAGS   += -I.
-# BUILD_CXX_FLAGS += -I.
+BASE_FLAGS += -Wno-unused-parameter
 
 # ---------------------------------------------------------------------------------------------------------------------
 # Set files to build

src/kuriborosu.c

@@ -163,14 +163,34 @@ int main(int argc, char* argv[])
         goto deactivate;
     }
 
-    if (! carla_load_file(hhandle, infile))
+    // TODO read from audio/midi plugin
+    uint32_t file_frames = 100 * opts_sample_rate;
+
+    // Check if input file argument is actually seconds
+    // FIXME some isalpha() check??
+    if (strchr(infile, '.') == NULL && strchr(infile, '/') == NULL)
     {
-        fprintf(stderr, "Failed to load input file, error was: %s\n", carla_get_last_error(hhandle));
-        goto deactivate;
+        const int seconds = atoi(infile);
+
+        if (seconds <= 0 || seconds > 60*60)
+        {
+            fprintf(stderr, "Invalid number of seconds %i\n", seconds);
+            goto deactivate;
+        }
+
+        file_frames = (uint32_t)seconds * opts_sample_rate;
     }
+    else
+    {
+        if (! carla_load_file(hhandle, infile))
+        {
+            fprintf(stderr, "Failed to load input file, error was: %s\n", carla_get_last_error(hhandle));
+            goto deactivate;
+        }
 
-    // TODO read from audio/midi plugin
-    uint32_t file_frames = 100 * opts_sample_rate;
+        // TODO read from audio/midi plugin
+        file_frames = 100 * opts_sample_rate;
+    }
 
     for (int i = 3; i < argc; ++i)
     {