graphparser: only print filter arguments if they are non-NULL

Anton Khirnov committed 13 years ago

Commit c22263d1 parent 8aaab111 file · +4 −1Browse files

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

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     ret = avfilter_init_str(*filt_ctx, args);
     if (ret < 0) {
         av_log(log_ctx, AV_LOG_ERROR,
-               "Error initializing filter '%s' with args '%s'\n", filt_name, args);
+               "Error initializing filter '%s'", filt_name);
+        if (args)
+            av_log(log_ctx, AV_LOG_ERROR, " with args '%s'", args);
+        av_log(log_ctx, AV_LOG_ERROR, "\n");
         return ret;
     }

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