FRAME_SKIPPED     514 libavcodec/h263dec.c     if (ret < 0 || ret == FRAME_SKIPPED) {
FRAME_SKIPPED     522 libavcodec/h263dec.c     if (ret == FRAME_SKIPPED)
FRAME_SKIPPED      32 libavcodec/intelh263dec.c         return FRAME_SKIPPED;
FRAME_SKIPPED    2777 libavcodec/mpeg4videodec.c             return FRAME_SKIPPED;
FRAME_SKIPPED    2793 libavcodec/mpeg4videodec.c                 return FRAME_SKIPPED;
FRAME_SKIPPED    2809 libavcodec/mpeg4videodec.c         return FRAME_SKIPPED;
FRAME_SKIPPED    3256 libavcodec/mpeg4videodec.c                 return FRAME_SKIPPED;  // divx bug
FRAME_SKIPPED     165 libavcodec/wmv2dec.c             return FRAME_SKIPPED;