lavfi/f_sendcmd: add helper to clear Command

Makes clearing the Command more explicit and consistent.

Marvin Scholz committed 1 year ago

Commit 2c3ac6e1 parent 93255f11 file · +14 −6Browse files

Showing the changes to libavfilter (1 of 1 file). Show all

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 #define COMMAND_DELIMS " \f\t\n\r,;"
+/**
+ * Clears fields and frees the buffers used by @p cmd
+ */
+static void clear_command(Command *cmd)
+{
+    cmd->flags = 0;
+    cmd->index = 0;
+    av_freep(&cmd->target);
+    av_freep(&cmd->command);
+    av_freep(&cmd->arg);
+}
 static int parse_command(Command *cmd, int cmd_count, int interval_count,
                          const char **buf, void *log_ctx)
 {
     return 1;
 fail:
-    av_freep(&cmd->target);
+    clear_command(cmd);
-    av_freep(&cmd->command);
-    av_freep(&cmd->arg);
     return ret;
 }
         Interval *interval = &s->intervals[i];
         for (j = 0; j < interval->nb_commands; j++) {
             Command *cmd = &interval->commands[j];
-            av_freep(&cmd->target);
+            clear_command(cmd);
-            av_freep(&cmd->command);
-            av_freep(&cmd->arg);
         }
         av_freep(&interval->commands);
     }

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