[FFmpeg-devel] [PATCH] move some bitstream related functions

[Aurelien Jacobs]

On Thu, 5 Jul 2007 20:11:30 +0200
Michael Niedermayer <michaelni at gmx.at> wrote:

> Hi
> 
> On Thu, Jul 05, 2007 at 03:39:05PM +0200, Aurelien Jacobs wrote:
> [...]
> > > > +void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix){
> > > > +    int i;
> > > > +
> > > > +    if(matrix){
> > > > +        put_bits(pb, 1, 1);
> > > > +        for(i=0;i<64;i++) {
> > > > +            put_bits(pb, 8, matrix[ ff_zigzag_direct[i] ]);
> > > > +        }
> > > > +    }else
> > > > +        put_bits(pb, 1, 0);
> > > > +}
> > > > +
> > > >  /* VLC decoding */
> > > 
> > > doesnt belong in bitstream.* at all
> > 
> > I have to agree with this. On the other hand, this function is used
> > in h263.c and create a dependency on mpegvideo_enc.c for just one
> > small function. Any idea where I could move this function ?
> 
> h263 encoding does depend on most of mpegvideo_enc.c
> h263 decoding does not need ff_write_quant_matrix()

Ok, well. I will try to untangle dependencies on h263.c at the same time.
This should do the trick.

Now what about the simplified patch I sent (which just move ff_copy_bits
to bitstream.c) ?

Aurel