[x264-devel] Re: x264 can't read large file

[Måns Rullgård]

Ikseong Bae said:
> x264 can't read large file if the file size is greater than 2^31 (2 gbyte),
> I modifed the source code enable to read large files.
>
> ==> modified code
> static int get_frame_total_yuv( hnd_t handle, int i_width, int i_height )
> {
>     int i_frame_total = 0;
>     int  fh;
>     int64_t n64Size, n64Pos;
>     if( (fh = _open(gnp08FileName, _O_RDONLY )) != -1 )
>    {
>       n64Pos = _lseeki64 ( fh, 0L, SEEK_END );
>       if( n64Pos == -1L )
>           perror( "_lseek to end failed" );
>       n64Size = _telli64( fh );
>        i_frame_total = (int)(n64Size / ( i_width * i_height * 3 / 2 ));
>       _close( fh );
>    }
>     return i_frame_total;
> }

No good.  That won't build on a Unix system.  The proper way is to use
fopen64, fseek64, etc, or build with _LARGEFILE_SOURCE and _FILEOFFSET_BITS=64.

-- 
Måns Rullgård
mru at inprovide.com

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