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    veye_raspivid -b param ignored

    Scheduled Pinned Locked Moved Raspberry Pi App Software
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    • P Offline
      PetruSoroaga
      last edited by PetruSoroaga

      Hi,
      I have a Veye IMX307 camera, it's working fine, but there is a problem with vide recording.
      The -b parameter (for the bitrate) seems to be ignored by the veye_raspivid program, I always get pretty much the same bitrate (depending on the camera view and how I move it. That is more or less variable bitrate)..
      Any way around it? Or is there another parameter or i2c setting I need to send to camera to have the bitrate param work?
      Thank you.

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      • veye_xummV Offline
        veye_xumm @PetruSoroaga
        last edited by

        @petrusoroaga
        -b parameter is effective.
        The default value is 17Mbps which is pretty big value for 1080p@30fps stream.

        state->bitrate = 17000000;
        

        The H.264 encoder of the chip will be encod the video below this value. If your scene is not complex, the actual bit rate of the encoding may be much smaller than this.

        I'll tell you a test method. You can -b1000000, configure to 1Mbps, you can see the obvious difference in file size.

        Questions will be answered as soon as possible, please be patient.
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        May the force be with YOU. (This is the translation of the mysterious Chinese symbol above.)

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