$ ffmpeg -loglevel debug -i 25fps_video_source.264 -f null - | tee 25fps_video_source.264.test.decode.log
ffmpeg version N-78936-g247fe3e Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 5.2.1 (Ubuntu 5.2.1-22ubuntu2) 20151010
configuration:
libavutil 55. 19.100 / 55. 19.100
libavcodec 57. 27.101 / 57. 27.101
libavformat 57. 28.100 / 57. 28.100
libavdevice 57. 0.101 / 57. 0.101
libavfilter 6. 39.100 / 6. 39.100
libswscale 4. 0.100 / 4. 0.100
libswresample 2. 0.101 / 2. 0.101
Splitting the commandline.
Reading option '-loglevel' ... matched as option 'loglevel' (set logging level) with argument 'debug'.
Reading option '-i' ... matched as input file with argument '25fps_video_source.264'.
Reading option '-f' ... matched as option 'f' (force format) with argument 'null'.
Reading option '-' ... matched as output file.
Finished splitting the commandline.
Parsing a group of options: global .
Applying option loglevel (set logging level) with argument debug.
Successfully parsed a group of options.
Parsing a group of options: input file 25fps_video_source.264.
Successfully parsed a group of options.
Opening an input file: 25fps_video_source.264.
[file @ 0x27b5b40] Setting default whitelist 'file'
[h264 @ 0x27b53a0] Format h264 probed with size=2048 and score=51
[h264 @ 0x27b53a0] Before avformat_find_stream_info() pos: 0 bytes read:32768 seeks:0
[h264 @ 0x27b6500] user data:"x264 - core 148 r2 7599210 - H.264/MPEG-4 AVC codec - Copyleft 2003-2015 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:1:-1 analyse=0x3:0x133 me=umh subme=9 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=48 chroma_me=1 trellis=2 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=0 chroma_qp_offset=-2 threads=34 lookahead_threads=3 sliced_threads=0 slices=4 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=6 b_pyramid=2 b_adapt=2 b_bias=0 direct=3 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=22 scenecut=40 intra_refresh=0 rc_lookahead=50 rc=2pass mbtree=1 bitrate=5000 ratetol=1.0 qcomp=0.70 qpmin=10 qpmax=49 qpstep=4 cplxblur=20.0 qblur=0.5 vbv_maxrate=9000 vbv_bufsize=2500 nal_hrd=none filler=0 ip_ratio=1.40 aq=1:1.00"
Last message repeated 1 times
[h264 @ 0x27b6500] no picture
[h264 @ 0x27b53a0] max_analyze_duration 5000000 reached at 5000000 microseconds st:0
[h264 @ 0x27b53a0] After avformat_find_stream_info() pos: 198656 bytes read:229376 seeks:0 frames:127
Input #0, h264, from '25fps_video_source.264':
Duration: N/A, bitrate: N/A
Stream #0:0, 127, 1/1200000: Video: h264 (High), 4 reference frames, yuv420p(left), 1920x1080 (1920x1088) [SAR 1:1 DAR 16:9], 1/50, 25 fps, 25 tbr, 1200k tbn, 50 tbc
Successfully opened the file.
Parsing a group of options: output file -.
Applying option f (force format) with argument null.
Successfully parsed a group of options.
Opening an output file: -.
Successfully opened the file.
detected 2 logical cores
[graph 0 input from stream 0:0 @ 0x27b6400] Setting 'video_size' to value '1920x1080'
[graph 0 input from stream 0:0 @ 0x27b6400] Setting 'pix_fmt' to value '0'
[graph 0 input from stream 0:0 @ 0x27b6400] Setting 'time_base' to value '1/1200000'
[graph 0 input from stream 0:0 @ 0x27b6400] Setting 'pixel_aspect' to value '1/1'
[graph 0 input from stream 0:0 @ 0x27b6400] Setting 'sws_param' to value 'flags=2'
[graph 0 input from stream 0:0 @ 0x27b6400] Setting 'frame_rate' to value '50/2'
[graph 0 input from stream 0:0 @ 0x27b6400] w:1920 h:1080 pixfmt:yuv420p tb:1/1200000 fr:50/2 sar:1/1 sws_param:flags=2
[AVFilterGraph @ 0x28a6d40] query_formats: 3 queried, 2 merged, 0 already done, 0 delayed
Output #0, null, to 'pipe:':
Metadata:
encoder : Lavf57.28.100
Stream #0:0, 0, 1/25: Video: wrapped_avframe, 1 reference frame, yuv420p(left), 1920x1080 [SAR 1:1 DAR 16:9], 1/25, q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc
Metadata:
encoder : Lavc57.27.101 wrapped_avframe
Stream mapping:
Stream #0:0 -> #0:0 (h264 (native) -> wrapped_avframe (native))
Press [q] to stop, [?] for help
cur_dts is invalid (this is harmless if it occurs once at the start per stream)
Last message repeated 1 times
[h264 @ 0x27ba8e0] user data:"x264 - core 148 r2 7599210 - H.264/MPEG-4 AVC codec - Copyleft 2003-2015 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:1:-1 analyse=0x3:0x133 me=umh subme=9 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=48 chroma_me=1 trellis=2 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=0 chroma_qp_offset=-2 threads=34 lookahead_threads=3 sliced_threads=0 slices=4 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=6 b_pyramid=2 b_adapt=2 b_bias=0 direct=3 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=22 scenecut=40 intra_refresh=0 rc_lookahead=50 rc=2pass mbtree=1 bitrate=5000 ratetol=1.0 qcomp=0.70 qpmin=10 qpmax=49 qpstep=4 cplxblur=20.0 qblur=0.5 vbv_maxrate=9000 vbv_bufsize=2500 nal_hrd=none filler=0 ip_ratio=1.40 aq=1:1.00"
[h264 @ 0x27ba8e0] no picture
cur_dts is invalid (this is harmless if it occurs once at the start per stream)
[h264 @ 0x27d9220] no picture
cur_dts is invalid (this is harmless if it occurs once at the start per stream)
Last message repeated 1 times
frame= 9895 fps= 61 q=-0.0 Lsize=N/A time=00:06:35.80 bitrate=N/A speed=2.42x
video:4716kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown
Input file #0 (25fps_video_source.264):
Input stream #0:0 (video): 9899 packets read (251534898 bytes); 9896 frames decoded;
Total: 9899 packets (251534898 bytes) demuxed
Output file #0 (pipe:):
Output stream #0:0 (video): 9895 frames encoded; 9895 packets muxed (4828760 bytes);
Total: 9895 packets (4828760 bytes) muxed
9896 frames successfully decoded, 0 decoding errors
[AVIOContext @ 0x27bde20] Statistics: 251559936 bytes read, 0 seeks