--- ffmpeg-0.8.7/libavcodec/srtdec.c.str_fmt~ 2011-11-25 17:45:26.863504003 +0100 +++ ffmpeg-0.8.7/libavcodec/srtdec.c 2011-11-25 17:45:29.081506944 +0100 @@ -110,7 +110,7 @@ static const char *srt_to_ass(AVCodecCon for (j=sptr-2; j>=0; j--) if (stack[j].param[i][0]) { out += snprintf(out, out_end-out, - stack[j].param[i]); + "%s", stack[j].param[i]); break; } } else { @@ -146,7 +146,7 @@ static const char *srt_to_ass(AVCodecCon for (i=0; i<PARAM_NUMBER; i++) if (stack[sptr].param[i][0]) out += snprintf(out, out_end-out, - stack[sptr].param[i]); + "%s", stack[sptr].param[i]); } } else if (!buffer[1] && strspn(buffer, "bisu") == 1) { out += snprintf(out, out_end-out,