[FFmpeg-trac] #6922(undetermined:new): transcode with ffmpeg may eat up a lot of memory

FFmpeg trac at avcodec.org
Tue Dec 19 05:38:27 EET 2017


#6922: transcode with ffmpeg may eat up a lot of memory
-------------------------------------+-------------------------------------
             Reporter:  JasonZhang   |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:
 When I transcode this source file with ffmpeg,ffmpeg may eat up a lot of
 memory about dozens of GB.

 the report here:
 ffmpeg started on 2017-12-19 at 10:59:15
 Report written to "ffmpeg-20171219-105915.log"
 Command line:
 ffmpeg -i memory_error_fifo.mp4 -s 854x480 -vcodec libx264 -x264opts
 "keyint=50" -b:v 238k -vf "movie=namei.jpg [watermark]; [vf0] fifo
 [vf1];[vf1][watermark] overlay=main_w-overlay_w-0:0[vf2]" -acodec
 libfdk_aac -ar 44100 -movflags faststart -f mp4 output.mp4 -y -v trace
 -report
 ffmpeg version N-89095-gb3c1172 Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-18)
   configuration: --enable-gpl --enable-nonfree --enable-avresample
 --enable-libx264 --enable-libx265 --enable-libxvid --enable-libqy265
 --enable-libfdk-aac --enable-openssl --enable-ffplay --enable-libfreetype
 --extra-cflags='-I/usr/local/include -Iext/deps/include' --extra-
 ldflags='-L/usr/local/lib -Lext/deps/lib_soft' --extra-libs='-lFastUdx
 -lqy265 -lx264 -lx265 -lfdk-aac -lcurl -lstdc++ -ldl -lpthread -lm'
 --prefix=/home/zhangzhixin/workdir/misc/ffmpeg/build
   libavutil      56.  0.100 / 56.  0.100
   libavcodec     58.  3.102 / 58.  3.102
   libavformat    58.  2.100 / 58.  2.100
   libavdevice    58.  0.100 / 58.  0.100
   libavfilter     7.  0.101 /  7.  0.101
   libavresample   4.  0.  0 /  4.  0.  0
   libswscale      5.  0.101 /  5.  0.101
   libswresample   3.  0.101 /  3.  0.101
   libpostproc    55.  0.100 / 55.  0.100
 Splitting the commandline.
 Reading option '-i' ... matched as input url with argument
 'memory_error_fifo.mp4'.
 Reading option '-s' ... matched as option 's' (set frame size (WxH or
 abbreviation)) with argument '854x480'.
 Reading option '-vcodec' ... matched as option 'vcodec' (force video codec
 ('copy' to copy stream)) with argument 'libx264'.
 Reading option '-x264opts' ... matched as AVOption 'x264opts' with
 argument 'keyint=50'.
 Reading option '-b:v' ... matched as option 'b' (video bitrate (please use
 -b:v)) with argument '238k'.
 Reading option '-vf' ... matched as option 'vf' (set video filters) with
 argument 'movie=namei.jpg [watermark]; [vf0] fifo [vf1];[vf1][watermark]
 overlay=main_w-overlay_w-0:0[vf2]'.
 Reading option '-acodec' ... matched as option 'acodec' (force audio codec
 ('copy' to copy stream)) with argument 'libfdk_aac'.
 Reading option '-ar' ... matched as option 'ar' (set audio sampling rate
 (in Hz)) with argument '44100'.
 Reading option '-movflags' ... matched as AVOption 'movflags' with
 argument 'faststart'.
 Reading option '-f' ... matched as option 'f' (force format) with argument
 'mp4'.
 Reading option 'output.mp4' ... matched as output url.
 Reading option '-y' ... matched as option 'y' (overwrite output files)
 with argument '1'.
 Reading option '-v' ... matched as option 'v' (set logging level) with
 argument 'trace'.
 Reading option '-report' ... matched as option 'report' (generate a
 report) with argument '1'.
 Finished splitting the commandline.
 Parsing a group of options: global .
 Applying option y (overwrite output files) with argument 1.
 Applying option v (set logging level) with argument trace.
 Applying option report (generate a report) with argument 1.
 Successfully parsed a group of options.
 Parsing a group of options: input url memory_error_fifo.mp4.
 Successfully parsed a group of options.
 Opening an input file: memory_error_fifo.mp4.
 [NULL @ 0x2d76ba0] Opening 'memory_error_fifo.mp4' for reading
 [file @ 0x2d77420] Setting default whitelist 'file,crypto'
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] Format mov,mp4,m4a,3gp,3g2,mj2
 probed with size=2048 and score=100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] ISO: File Type Major Brand: isom
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] Unknown dref type 0x206c7275 size 12
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] Processing st: 0, edit list 0 -
 media time: 0, duration: 148409010
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] Unknown dref type 0x206c7275 size 12
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] Before avformat_find_stream_info()
 pos: 181496607 bytes read:1197919 seeks:1 nb_streams:2
 [h264 @ 0x2d78480] nal_unit_type: 7, nal_ref_idc: 3
 [h264 @ 0x2d78480] nal_unit_type: 8, nal_ref_idc: 3
 [h264 @ 0x2d78480] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d78480] nal_unit_type: 5, nal_ref_idc: 3
 [h264 @ 0x2d78480] Reinit context to 1280x720, pix_fmt: yuv420p
 [h264 @ 0x2d78480] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d78480] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x2d78480] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d78480] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x2d78480] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d78480] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x2d78480] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d78480] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x2d78480] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d78480] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x2d78480] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d78480] nal_unit_type: 1, nal_ref_idc: 2
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] max_analyze_duration 5000000 reached
 at 5015270 microseconds st:0
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x2d76ba0] After avformat_find_stream_info()
 pos: 70798 bytes read:1296223 seeks:2 frames:147
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'memory_error_fifo.mp4':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     creation_time   : 1970-01-01T00:00:00.000000Z
   Duration: 01:22:26.97, start: 0.000000, bitrate: 293 kb/s
     Stream #0:0(und), 147, 1/30000: Video: h264 (High), 1 reference frame
 (avc1 / 0x31637661), yuv420p(tv, bt709, left), 1280x720 [SAR 1:1 DAR
 16:9], 0/1, 238 kb/s, 29.31 fps, 30 tbr, 30k tbn, 60 tbc (default)
     Metadata:
       creation_time   : 1970-01-01T00:00:00.000000Z
       handler_name    : VideoHandler
     Stream #0:1(und), 0, 1/44100: Audio: aac (mp4a / 0x6134706D), 44100
 Hz, stereo, fltp, 0 kb/s (default)
     Metadata:
       creation_time   : 1970-01-01T00:00:00.000000Z
       handler_name    : SoundHandler
 Successfully opened the file.
 Parsing a group of options: output url output.mp4.
 Applying option s (set frame size (WxH or abbreviation)) with argument
 854x480.
 Applying option vcodec (force video codec ('copy' to copy stream)) with
 argument libx264.
 Applying option b:v (video bitrate (please use -b:v)) with argument 238k.
 Applying option vf (set video filters) with argument movie=namei.jpg
 [watermark]; [vf0] fifo [vf1];[vf1][watermark] overlay=main_w-
 overlay_w-0:0[vf2].
 Applying option acodec (force audio codec ('copy' to copy stream)) with
 argument libfdk_aac.
 Applying option ar (set audio sampling rate (in Hz)) with argument 44100.
 Applying option f (force format) with argument mp4.
 Successfully parsed a group of options.
 Opening an output file: output.mp4.
 [file @ 0x3883cc0] Setting default whitelist 'file,crypto'
 Successfully opened the file.
 detected 2 logical cores
 [h264 @ 0x2d9ece0] nal_unit_type: 7, nal_ref_idc: 3
 [h264 @ 0x2d9ece0] nal_unit_type: 8, nal_ref_idc: 3
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
   Stream #0:1 -> #0:1 (aac (native) -> aac (libfdk_aac))
 Press [q] to stop, [?] for help
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d9ece0] nal_unit_type: 5, nal_ref_idc: 3
 [h264 @ 0x2d9ece0] Reinit context to 1280x720, pix_fmt: yuv420p
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x3280cc0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x3280cc0] nal_unit_type: 1, nal_ref_idc: 2
 [Parsed_movie_0 @ 0x32b9aa0] Setting 'filename' to value 'namei.jpg'
 [NULL @ 0x2dcc7c0] Opening 'namei.jpg' for reading
 [file @ 0x3883fe0] Setting default whitelist 'file,crypto'
 [image2 @ 0x2dcc7c0] Format image2 probed with size=2048 and score=50
 [image2 @ 0x2dcc7c0] Before avformat_find_stream_info() pos: 0 bytes
 read:32768 seeks:0 nb_streams:1
 [mjpeg @ 0x2dcd720] marker=d8 avail_size_in_buf=43205
 [mjpeg @ 0x2dcd720] marker parser used 0 bytes (0 bits)
 [mjpeg @ 0x2dcd720] marker=e0 avail_size_in_buf=43203
 [mjpeg @ 0x2dcd720] marker parser used 16 bytes (128 bits)
 [mjpeg @ 0x2dcd720] marker=e1 avail_size_in_buf=43185
 [mjpeg @ 0x2dcd720] marker parser used 47 bytes (376 bits)
 [mjpeg @ 0x2dcd720] marker=db avail_size_in_buf=43135
 [mjpeg @ 0x2dcd720] index=0
 [mjpeg @ 0x2dcd720] qscale[0]: 0
 [mjpeg @ 0x2dcd720] marker parser used 67 bytes (536 bits)
 [mjpeg @ 0x2dcd720] marker=db avail_size_in_buf=43066
 [mjpeg @ 0x2dcd720] index=1
 [mjpeg @ 0x2dcd720] qscale[1]: 0
 [mjpeg @ 0x2dcd720] marker parser used 67 bytes (536 bits)
 [mjpeg @ 0x2dcd720] marker=c0 avail_size_in_buf=42997
 [mjpeg @ 0x2dcd720] Changing bps from 0 to 8
 [mjpeg @ 0x2dcd720] sof0: picture: 200x200
 [mjpeg @ 0x2dcd720] component 0 1:1 id: 0 quant:0
 [mjpeg @ 0x2dcd720] component 1 1:1 id: 1 quant:1
 [mjpeg @ 0x2dcd720] component 2 1:1 id: 2 quant:1
 [mjpeg @ 0x2dcd720] pix fmt id 11111100
 [mjpeg @ 0x2dcd720] marker parser used 17 bytes (136 bits)
 [mjpeg @ 0x2dcd720] marker=c4 avail_size_in_buf=42978
 [mjpeg @ 0x2dcd720] marker parser used 0 bytes (0 bits)
 [mjpeg @ 0x2dcd720] marker=c4 avail_size_in_buf=42945
 [mjpeg @ 0x2dcd720] marker parser used 0 bytes (0 bits)
 [mjpeg @ 0x2dcd720] marker=c4 avail_size_in_buf=42762
 [mjpeg @ 0x2dcd720] marker parser used 0 bytes (0 bits)
 [mjpeg @ 0x2dcd720] marker=c4 avail_size_in_buf=42729
 [mjpeg @ 0x2dcd720] marker parser used 0 bytes (0 bits)
 [mjpeg @ 0x2dcd720] escaping removed 792 bytes
 [mjpeg @ 0x2dcd720] marker=da avail_size_in_buf=42546
 [mjpeg @ 0x2dcd720] marker parser used 41754 bytes (334032 bits)
 [mjpeg @ 0x2dcd720] marker=d9 avail_size_in_buf=0
 [mjpeg @ 0x2dcd720] decode frame unused 0 bytes
 [image2 @ 0x2dcc7c0] After avformat_find_stream_info() pos: 43207 bytes
 read:43207 seeks:0 frames:1
 [Parsed_movie_0 @ 0x32b9aa0] seek_point:0 format_name:(null)
 file_name:namei.jpg stream_index:-1
 [Parsed_overlay_2 @ 0x2dcfb00] Setting 'x' to value 'main_w-overlay_w-0'
 [Parsed_overlay_2 @ 0x2dcfb00] Setting 'y' to value '0'
 [graph 0 input from stream 0:0 @ 0x2dd5940] Setting 'video_size' to value
 '1280x720'
 [graph 0 input from stream 0:0 @ 0x2dd5940] Setting 'pix_fmt' to value '0'
 [graph 0 input from stream 0:0 @ 0x2dd5940] Setting 'time_base' to value
 '1/30000'
 [graph 0 input from stream 0:0 @ 0x2dd5940] Setting 'pixel_aspect' to
 value '1/1'
 [graph 0 input from stream 0:0 @ 0x2dd5940] Setting 'sws_param' to value
 'flags=2'
 [graph 0 input from stream 0:0 @ 0x2dd5940] Setting 'frame_rate' to value
 '30/1'
 [graph 0 input from stream 0:0 @ 0x2dd5940] w:1280 h:720 pixfmt:yuv420p
 tb:1/30000 fr:30/1 sar:1/1 sws_param:flags=2
 [scaler_out_0_0 @ 0x2dd68a0] Setting 'w' to value '854'
 [scaler_out_0_0 @ 0x2dd68a0] Setting 'h' to value '480'
 [scaler_out_0_0 @ 0x2dd68a0] Setting 'flags' to value 'bicubic'
 [scaler_out_0_0 @ 0x2dd68a0] w:854 h:480 flags:'bicubic' interl:0
 [format @ 0x2dcf1e0] Setting 'pix_fmts' to value
 'yuv420p|yuvj420p|yuv422p|yuvj422p|yuv444p|yuvj444p|nv12|nv16|nv21'
 [auto_scaler_0 @ 0x2f15c20] Setting 'flags' to value 'bicubic'
 [auto_scaler_0 @ 0x2f15c20] w:iw h:ih flags:'bicubic' interl:0
 [Parsed_overlay_2 @ 0x2dcfb00] auto-inserting filter 'auto_scaler_0'
 between the filter 'Parsed_movie_0' and the filter 'Parsed_overlay_2'
 [AVFilterGraph @ 0x2d76880] query_formats: 7 queried, 5 merged, 1 already
 done, 0 delayed
 [swscaler @ 0x2def720] deprecated pixel format used, make sure you did set
 range correctly
 [auto_scaler_0 @ 0x2f15c20] w:200 h:200 fmt:yuvj444p sar:1/1 -> w:200
 h:200 fmt:yuva420p sar:1/1 flags:0x4
 [Parsed_overlay_2 @ 0x2dcfb00] main w:1280 h:720 fmt:yuv420p overlay w:200
 h:200 fmt:yuva420p
 [Parsed_overlay_2 @ 0x2dcfb00] [framesync @ 0x2dcfc48] Selected 1/30000
 time base
 [Parsed_overlay_2 @ 0x2dcfb00] [framesync @ 0x2dcfc48] Sync level 2
 [scaler_out_0_0 @ 0x2dd68a0] w:1280 h:720 fmt:yuv420p sar:1/1 -> w:854
 h:480 fmt:yuv420p sar:1280/1281 flags:0x4
 [libx264 @ 0x2d7f2a0] using mv_range_thread = 72
 [libx264 @ 0x2d7f2a0] using SAR=1280/1281
 [libx264 @ 0x2d7f2a0] using cpu capabilities: none!
 [libx264 @ 0x2d7f2a0] profile High, level 3.1
 [libx264 @ 0x2d7f2a0] 264 - core 152 r2851 ba24899 - H.264/MPEG-4 AVC
 codec - Copyleft 2003-2017 - http://www.videolan.org/x264.html - options:
 cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1
 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1
 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3
 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0
 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1
 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=50 keyint_min=5
 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=abr mbtree=1 bitrate=238
 ratetol=1.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d9ece0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x3280cc0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x3280cc0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d9ece0] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x3280cc0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x3280cc0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d9ece0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x3280cc0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x3280cc0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d9ece0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x3280cc0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x3280cc0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d9ece0] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x3280cc0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x3280cc0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x2d9ece0] nal_unit_type: 1, nal_ref_idc: 2
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x3280cc0] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x3280cc0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 9, nal_ref_idc: 0
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x2d9ece0] nal_unit_type: 1, nal_ref_idc: 2
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [h264 @ 0x32f8340] nal_unit_type: 9, nal_ref_idc: 0
 [h264 @ 0x32f8340] nal_unit_type: 1, nal_ref_idc: 2


 How to reproduce:
 ffmpeg -i "memory_error_fifo.mp4"  -s 854x480  -vcodec libx264 -x264opts
 keyint=50  -b:v 238k -vf "movie=namei.jpg [watermark]; [vf0] fifo
 [vf1];[vf1][watermark] overlay=main_w-overlay_w-0:0[vf2]" -acodec
 libfdk_aac  -ar 44100 -movflags faststart -f mp4 output.mp4 -y -v trace
 -report
 n3.5-dev-1292-gce001bb with master commit
 ce001bb8fc6677541c401a614e05e5058d58dde1
 built on linux

 attached source file: https://pan.baidu.com/s/1pLzbwbp

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Ticket URL: <https://trac.ffmpeg.org/ticket/6922>
FFmpeg <https://ffmpeg.org>
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