Changes between Initial Version and Version 1 of Ticket #5002, comment 3


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Timestamp:
Dec 3, 2015, 2:32:14 PM (11 years ago)
Author:
smallishzulu

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  • Ticket #5002, comment 3

    initial v1  
    1 Yes, I confirm that STB has no problem. I tested both with Sagemcom and Techwood UHD STBs.
    2 I uploaded longer TS files to here:
    3 
    4 For TS file:
    5 http://we.tl/Ji2a7C2SDF
    6 
    7 For zip version of the file:
    8 http://we.tl/BJkcR8eTcg
    9 
    10 I run the TS files like this:
    11 /opt/ffmpeg/bin/ffmpeg -i /home/admintv/trt4k2.ts -vcodec rawvideo -an -f nut - | DISPLAY=:0.0 /opt/ffmpeg/bin/ffplay -loglevel quiet -fs -i -
    12 
    13 The error is here:
    14 
    15 Input #0, mpegts, from '/home/admintv/trt4k2.ts':
    16   Duration: 00:01:28.34, start: 90678.500000, bitrate: 98487 kb/s
    17   Program 1
    18     Metadata:
    19       service_name    : TURKSAT 4K HEVC
    20       service_provider: TURKSAT
    21     Stream #0:0[0x3f3]: Video: hevc (Main) ([36][0][0][0] / 0x0024), yuv420p(tv), 3840x2160, 50 fps, 50 tbr, 90k tbn, 50 tbc
    22     Stream #0:1[0x3f4]: Audio: aac (LC) ([15][0][0][0] / 0x000F), 48000 Hz, stereo, fltp, 127 kb/s
    23 Output #0, nut, to 'pipe:':
    24   Metadata:
    25     encoder         : Lavf57.14.100
    26     Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 3840x2160, q=2-31, 200 kb/s, 50 fps, 51200 tbn, 50 tbc
    27     Metadata:
    28       encoder         : Lavc57.15.100 rawvideo
    29 Stream mapping:
    30   Stream #0:0 -> #0:0 (hevc (native) -> rawvideo (native))
    31 Press [q] to stop, [?] for help
    32 [hevc @ 0x902840] Could not find ref with POC 24
    33 [hevc @ 0x902840] Could not find ref with POC 20
    34 [hevc @ 0x902840] Could not find ref with POC 28
    35 [hevc @ 0x9c2c00] Ignoring POC change between slices: 49 -> 16trate=4973551.7kbits/s
    36 [hevc @ 0x9d3120] Could not find ref with POC 12
    37 [hevc @ 0x9d3120] Could not find ref with POC 8
    38 [hevc @ 0x9d3120] Could not find ref with POC 16
    39 [hevc @ 0x9c2c00] Ignoring POC change between slices: 49 -> 16
    40     Last message repeated 2 times
    41 Past duration 0.999992 too large
    42     Last message repeated 1 times
    43 Past duration 0.999992 too large19792399kB time=00:00:32.96 bitrate=4919276.0kbits/s dup=0 drop=3
    44     Last message repeated 7 times
    45 Past duration 0.999992 too large19889600kB time=00:00:33.12 bitrate=4919553.2kbits/s dup=0 drop=3
    46     Last message repeated 6 times
    47 [hevc @ 0x991ca0] Duplicate POC in a sequence: 49.
    48 [hevc @ 0x991ca0] Error parsing NAL unit #1.
    49 Past duration 0.999992 too large
    50     Last message repeated 10 times
    51 Error while decoding stream #0:0: Invalid data found when processing input
    52 admintv@decoder:~/multicat-2.1$ 21469104kB time=00:00:35.72 bitrate=4923709.3kbits/s dup=0 drop=3
    53 
    54 When you get slice or POC errors, there is freezing and corruption in video.
     1This error does not happen x265 or nvenc codded videos.
     2I noticed this on Astra 19.2 SES UHD Test Channel and on Turksat 42E TRT 4K Test Channel.