avconv.c:4335: error: Integer Overflow L1
  (0 - 1):unsigned32 by call to `init_output_filter`.

avconv.c:4354:17: Assignment
4352.                                                map->sync_stream_index];
4353.                 ist->discard = 0;
4354.                 ist->st->discard = AVDISCARD_NONE;
                      ^
4355.             }
4356.         }

avconv.c:4331:21: Call
4329. loop_end:
4330.                 if (!ofilter) {
4331.                     av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist "
                          ^
4332.                            "in any defined filter graph.\n", map->linklabel);
4333.                     exit_program(1);

libavutil/log.c:140:1: Parameter `*avcl`
  138.     av_log_default_callback;
  139. 
  140. void av_log(void* avcl, int level, const char *fmt, ...)
       ^
  141. {
  142.     AVClass* avc = avcl ? *(AVClass **) avcl : NULL;

avconv.c:4335:17: Call
4333.                     exit_program(1);
4334.                 }
4335.                 init_output_filter(ofilter, o, oc);
                      ^
4336.             } else {
4337.                 ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index];

avconv.c:4166:1: Parameter `oc->nb_streams`
  4164. }
  4165. 
  4166. static void init_output_filter(OutputFilter *ofilter, OptionsContext *o,
        ^
  4167.                                AVFormatContext *oc)
  4168. {

avconv.c:4172:36: Call
  4170. 
  4171.     switch (ofilter->out_tmp->filter_ctx->output_pads[ofilter->out_tmp->pad_idx].type) {
  4172.     case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc); break;
                                           ^
  4173.     case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc); break;
  4174.     default:

avconv.c:3921:1: Parameter `oc->nb_streams`
    3919. }
    3920. 
    3921. static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
          ^
    3922. {
    3923.     AVStream *st;

avconv.c:3927:11: Call
    3925.     AVCodecContext *video_enc;
    3926. 
    3927.     ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO);
                    ^
    3928.     st  = ost->st;
    3929.     video_enc = st->codec;

avconv.c:3798:1: <LHS trace>
3796. }
3797. 
3798. static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type)
      ^
3799. {
3800.     OutputStream *ost;

avconv.c:3798:1: Parameter `o->nb_streamid_map`
      3796. }
      3797. 
      3798. static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type)
            ^
      3799. {
      3800.     OutputStream *ost;

avconv.c:3815:18: Binary operation: (0 - 1):unsigned32 by call to `init_output_filter` 
      3813. 
      3814.     if (oc->nb_streams - 1 < o->nb_streamid_map)
      3815.         st->id = o->streamid_map[oc->nb_streams - 1];
                             ^
      3816. 
      3817.     output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
