| 1 | ffmpeg started on 2023-02-21 at 05:14:54
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| 2 | Report written to "ffmpeg-20230221-051454.log"
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| 3 | Log level: 48
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| 4 | Command line:
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| 5 | ffmpeg -report -i /tmp/dlj/audio_test_long.flv -vn -acodec aac /tmp/dlj/test.mp4
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| 6 | ffmpeg version 5.1.2 Copyright (c) 2000-2022 the FFmpeg developers
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| 7 | built with gcc 10 (Debian 10.2.1-6)
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| 8 | configuration: --disable-debug --disable-doc --disable-ffplay --enable-gpl --enable-libx264 --enable-libx265 --enable-librsvg --enable-openssl --enable-nonfree --extra-libs=-ldl --extra-libs=-lpthread
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| 9 | libavutil 57. 28.100 / 57. 28.100
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| 10 | libavcodec 59. 37.100 / 59. 37.100
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| 11 | libavformat 59. 27.100 / 59. 27.100
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| 12 | libavdevice 59. 7.100 / 59. 7.100
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| 13 | libavfilter 8. 44.100 / 8. 44.100
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| 14 | libswscale 6. 7.100 / 6. 7.100
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| 15 | libswresample 4. 7.100 / 4. 7.100
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| 16 | libpostproc 56. 6.100 / 56. 6.100
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| 17 | Splitting the commandline.
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| 18 | Reading option '-report' ... matched as option 'report' (generate a report) with argument '1'.
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| 19 | Reading option '-i' ... matched as input url with argument '/tmp/dlj/audio_test_long.flv'.
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| 20 | Reading option '-vn' ... matched as option 'vn' (disable video) with argument '1'.
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| 21 | Reading option '-acodec' ... matched as option 'acodec' (force audio codec ('copy' to copy stream)) with argument 'aac'.
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| 22 | Reading option '/tmp/dlj/test.mp4' ... matched as output url.
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| 23 | Finished splitting the commandline.
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| 24 | Parsing a group of options: global .
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| 25 | Applying option report (generate a report) with argument 1.
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| 26 | Successfully parsed a group of options.
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| 27 | Parsing a group of options: input url /tmp/dlj/audio_test_long.flv.
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| 28 | Successfully parsed a group of options.
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| 29 | Opening an input file: /tmp/dlj/audio_test_long.flv.
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| 30 | [NULL @ 0x55681b6d3740] Opening '/tmp/dlj/audio_test_long.flv' for reading
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| 31 | [file @ 0x55681b6d4080] Setting default whitelist 'file,crypto,data'
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| 32 | [flv @ 0x55681b6d3740] Format flv probed with size=2048 and score=100
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| 33 | [flv @ 0x55681b6d3740] Before avformat_find_stream_info() pos: 13 bytes read:32768 seeks:0 nb_streams:0
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| 34 | [hevc @ 0x55681b6d5b00] nal_unit_type: 32(VPS), nuh_layer_id: 0, temporal_id: 0
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| 35 | [hevc @ 0x55681b6d5b00] Decoding VPS
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| 36 | [hevc @ 0x55681b6d5b00] Main profile bitstream
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| 37 | [hevc @ 0x55681b6d5b00] nal_unit_type: 33(SPS), nuh_layer_id: 0, temporal_id: 0
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| 38 | [hevc @ 0x55681b6d5b00] Decoding SPS
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| 39 | [hevc @ 0x55681b6d5b00] Main profile bitstream
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| 40 | [hevc @ 0x55681b6d5b00] Decoding VUI
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| 41 | [hevc @ 0x55681b6d5b00] nal_unit_type: 34(PPS), nuh_layer_id: 0, temporal_id: 0
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| 42 | [hevc @ 0x55681b6d5b00] Decoding PPS
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| 43 | [flv @ 0x55681b6d3740] All info found
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| 44 | [flv @ 0x55681b6d3740] After avformat_find_stream_info() pos: 127772 bytes read:164988 seeks:3 frames:83
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| 45 | Input #0, flv, from '/tmp/dlj/audio_test_long.flv':
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| 46 | Duration: 00:01:03.46, start: 0.000000, bitrate: 355 kb/s
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| 47 | Stream #0:0, 41, 1/1000: Video: hevc (Main), yuv420p(tv), 1280x720, 30.30 fps, 30.30 tbr, 1k tbn
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| 48 | Stream #0:1, 42, 1/1000: Audio: pcm_mulaw, 8000 Hz, mono, s16, 64 kb/s
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| 49 | Successfully opened the file.
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| 50 | Parsing a group of options: output url /tmp/dlj/test.mp4.
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| 51 | Applying option vn (disable video) with argument 1.
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| 52 | Applying option acodec (force audio codec ('copy' to copy stream)) with argument aac.
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| 53 | Successfully parsed a group of options.
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| 54 | Opening an output file: /tmp/dlj/test.mp4.
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| 55 | [file @ 0x55681b6f1f80] Setting default whitelist 'file,crypto,data'
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| 56 | Successfully opened the file.
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| 57 | Stream mapping:
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| 58 | Stream #0:1 -> #0:0 (pcm_mulaw (native) -> aac (native))
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| 59 | Press [q] to stop, [?] for help
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| 60 | cur_dts is invalid st:0 (0) [init:0 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 61 | cur_dts is invalid st:0 (0) [init:0 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 62 | detected 8 logical cores
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| 63 | [graph_0_in_0_1 @ 0x55681b6d9800] Setting 'time_base' to value '1/8000'
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| 64 | [graph_0_in_0_1 @ 0x55681b6d9800] Setting 'sample_rate' to value '8000'
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| 65 | [graph_0_in_0_1 @ 0x55681b6d9800] Setting 'sample_fmt' to value 's16'
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| 66 | [graph_0_in_0_1 @ 0x55681b6d9800] Setting 'channel_layout' to value 'mono'
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| 67 | [graph_0_in_0_1 @ 0x55681b6d9800] tb:1/8000 samplefmt:s16 samplerate:8000 chlayout:mono
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| 68 | [format_out_0_0 @ 0x55681b6dd2c0] Setting 'sample_fmts' to value 'fltp'
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| 69 | [format_out_0_0 @ 0x55681b6dd2c0] Setting 'sample_rates' to value '96000|88200|64000|48000|44100|32000|24000|22050|16000|12000|11025|8000|7350'
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| 70 | [format_out_0_0 @ 0x55681b6dd2c0] auto-inserting filter 'auto_aresample_0' between the filter 'Parsed_anull_0' and the filter 'format_out_0_0'
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| 71 | [AVFilterGraph @ 0x55681b6ef100] query_formats: 4 queried, 6 merged, 3 already done, 0 delayed
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| 72 | [auto_aresample_0 @ 0x55681b6ed740] [SWR @ 0x55681b8a5d00] Using s16p internally between filters
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| 73 | [auto_aresample_0 @ 0x55681b6ed740] ch:1 chl:mono fmt:s16 r:8000Hz -> ch:1 chl:mono fmt:fltp r:8000Hz
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| 74 | [aac @ 0x55681b6db7c0] Too many bits 8832.000000 > 6144 per frame requested, clamping to max
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| 75 | Output #0, mp4, to '/tmp/dlj/test.mp4':
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| 76 | Metadata:
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| 77 | encoder : Lavf59.27.100
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| 78 | Stream #0:0, 0, 1/8000: Audio: aac (LC) (mp4a / 0x6134706D), 8000 Hz, mono, fltp, 48 kb/s
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| 79 | Metadata:
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| 80 | encoder : Lavc59.37.100 aac
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| 81 | size= 0kB time=00:00:00.00 bitrate=N/A speed= 0x
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| 82 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 83 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 84 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 85 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 86 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 87 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 88 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 89 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 90 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 91 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 92 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 93 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 94 | cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
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| 95 | [out_0_0 @ 0x55681b6dcf00] EOF on sink link out_0_0:default.
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| 96 | No more output streams to write to, finishing.
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| 97 | [aac @ 0x55681b6db7c0] Trying to remove 768 more samples than there are in the queue
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| 98 | size= 302kB time=00:01:04.44 bitrate= 38.3kbits/s speed= 176x
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| 99 | video:0kB audio:299kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.929155%
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| 100 | Input file #0 (/tmp/dlj/audio_test_long.flv):
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| 101 | Input stream #0:0 (video): 41 packets read (115271 bytes);
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| 102 | Input stream #0:1 (audio): 2009 packets read (514304 bytes); 2009 frames decoded (514304 samples);
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| 103 | Total: 2050 packets (629575 bytes) demuxed
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| 104 | Output file #0 (/tmp/dlj/test.mp4):
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| 105 | Output stream #0:0 (audio): 503 frames encoded (514304 samples); 504 packets muxed (305977 bytes);
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| 106 | Total: 504 packets (305977 bytes) muxed
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| 107 | [AVIOContext @ 0x55681b6f21c0] Statistics: 308824 bytes written, 2 seeks, 5 writeouts
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| 108 | 2009 frames successfully decoded, 0 decoding errors
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| 109 | [aac @ 0x55681b6db7c0] Qavg: 63799.043
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| 110 | [AVIOContext @ 0x55681b6d4400] Statistics: 2855167 bytes read, 3 seeks
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