Log Message:
ffmpeg4: updated to 4.0.2

version 4.0.2:
- avcodec/dvdsub_parser: Allocate input padding
- avcodec/dvdsub_parser: Init output buf/size
- avcodec/dirac_dwt_template: Fix signedness regression in interleave()
- avformat/mov: Simplify last element computation in mov_estimate_video_delay()
- avformat/mov: Break out of inner loop early in mov_estimate_video_delay()
- avformat/mov: Eliminate variable buf_size from mov_estimate_video_delay()
- avformat/mov: remove modulo operations from mov_estimate_video_delay()
- avformat/movenc: Write version 2 of audio atom if channels is not known
- swresample/arm: rename labels to fix xcode build error
- avformat/movenc: Check input sample count
- avcodec/mjpegdec: Check for odd progressive RGB
- avcodec/vp8_parser: Do not leave data/size uninitialized
- avformat/mms: Add missing chunksize check
- avformat/pva: Check for EOF before retrying in read_part_of_packet()
- avformat/rmdec: Do not pass mime type in rm_read_multi() to \ 
ff_rm_read_mdpr_codecdata()
- avformat/asfdec_o: Check size_bmp more fully
- avformat/mxfdec: Fix av_log context
- avcodec/mpeg4videodec: Check for bitstream end in read_quant_matrix_ext()
- avcodec/indeo4: Check for end of bitstream in decode_mb_info()
- avcodec/ac3dec: Check channel_map index
- avcodec/mpeg4videodec: Remove use of FF_PROFILE_MPEG4_SIMPLE_STUDIO as \ 
indicator of studio profile
- avcodec/shorten: Fix undefined addition in shorten_decode_frame()
- avcodec/shorten: Fix undefined integer overflow
- avcodec/jpeg2000dec: Fixes invalid shifts in jpeg2000_decode_packets_po_iteration()
- avcodec/jpeg2000dec: Check that there are enough bytes for all tiles
- avformat/movenc: Use mov->fc consistently for av_log()
- avcodec/mpeg4videodec: Check read profile before setting it
- avformat/movenc: Do not pass AVCodecParameters in avpriv_request_sample
- avcodec/ac3_parser: Check init_get_bits8() for failure
- avformat/movenc: Check that frame_types other than EAC3_FRAME_TYPE_INDEPENDENT \ 
have a supported substream id
- avcodec/dpx: Check elements in 12bps planar path
- avcodec/escape124: Fix spelling errors in comment
- avcodec/ra144: Fix integer overflow in ff_eval_refl()
- avcodec/cscd: Check output buffer size for lzo.
- avcodec/escape124: Check buf_size against num_superblocks
- avcodec/h264_parser: Reduce needed history for parsing mb index
- avcodec/magicyuv: Check bits left in flags&1 branch
- avcodec/mjpegdec: Check for end of bitstream in ljpeg_decode_rgb_scan()
- ffmpeg: fix -stream_loop with multiple inputs
- ffmpeg: factorize input thread creation and destruction
- avformat/mpegts: parse large PMTs with multiple tables
- Revert "avcodec/mediacodecdec: wait on first frame after input buffers \ 
are full"
- avcodec/videotoolboxenc: fix invalid session on iOS
- avcodec/videotoolboxenc: split initialization
- avcodec/videotoolboxenc: fix mutex/cond leak in error path