[Libav-user] Calculate total streamed in bytes

[Mert Gedik]

On Fri, Apr 11, 2014 at 1:11 PM, Lucas Soltic <lucas.soltic at orange.fr>wrote:

> Le 11 avr. 2014 à 11:20, Mert Gedik <gedikmert89 at gmail.com> a écrit :
>
>
> Hello everyone,
>
> I want to show how much data is downloaded in my player, and I did as
> below,
>
>             if (packet.data) {
>                 totalBytes += packet.size;
>                 av_free_packet(&packet);
>             }
>
> in a loop that uses av_read_frame
>
> How ever, when I tested a video file that I know the size of the video
> file, I see that totalBytes is always lower than the file size. How can I
> calculate the exact value ?
>
>
> Thanks,
>
>
> -MG
>
>
> You are computing the size of the data for the video stream only. The
> video file also contains data for the container format required by the
> demuxer. Except if you use raw streams, which is usually not the case.
>
> Lucas
>
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>

Thanks lucas for the information but
how can I get the size of data for the container format required by the
demuxer ?

Also, I realized that the difference between video file size and my
calculation gets higher when the video file size is bigger.

any help is appreciated,

-MG
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