* bandlimited.c : bandlimited interpolation resampler
*****************************************************************************
* Copyright (C) 2002 VideoLAN
- * $Id: bandlimited.c,v 1.4 2003/03/05 19:31:32 gbazin Exp $
+ * $Id: bandlimited.c,v 1.5 2003/03/05 22:37:05 gbazin Exp $
*
* Authors: Gildas Bazin <gbazin@netcourrier.com>
*
return VLC_ENOMEM;
}
+ p_filter->p_sys->i_old_wing = 0;
p_filter->pf_do_work = DoWork;
/* We don't want a new buffer to be created because we're not sure we'll
/* Check if we really need to run the resampler */
if( p_aout->mixer.mixer.i_rate == p_filter->input.i_rate )
{
- if( p_filter->b_continuity &&
+ if( //p_filter->b_continuity && /* What difference does it make ? :) */
+ p_filter->p_sys->i_old_wing &&
p_in_buf->i_size >=
- p_in_buf->i_nb_bytes + sizeof(float) * i_nb_channels )
+ p_in_buf->i_nb_bytes + p_filter->p_sys->i_old_wing *
+ p_filter->input.i_bytes_per_frame )
{
- if( p_filter->p_sys->i_old_wing )
- {
- /* output the whole thing with the samples from last time */
- memmove( ((float *)(p_in_buf->p_buffer)) +
- i_nb_channels * p_filter->p_sys->i_old_wing,
- p_in_buf->p_buffer, p_in_buf->i_nb_bytes );
- memcpy( p_in_buf->p_buffer, p_filter->p_sys->p_buf +
- i_nb_channels * p_filter->p_sys->i_old_wing,
- p_filter->p_sys->i_old_wing *
- p_filter->input.i_bytes_per_frame );
-
- p_out_buf->i_nb_samples = p_in_buf->i_nb_samples +
- p_filter->p_sys->i_old_wing;
-
- p_out_buf->end_date =
- aout_DateIncrement( &p_filter->p_sys->end_date,
- p_out_buf->i_nb_samples );
-
- p_out_buf->i_nb_bytes = p_out_buf->i_nb_samples *
- p_filter->input.i_bytes_per_frame;
- }
+ /* output the whole thing with the samples from last time */
+ memmove( ((float *)(p_in_buf->p_buffer)) +
+ i_nb_channels * p_filter->p_sys->i_old_wing,
+ p_in_buf->p_buffer, p_in_buf->i_nb_bytes );
+ memcpy( p_in_buf->p_buffer, p_filter->p_sys->p_buf +
+ i_nb_channels * p_filter->p_sys->i_old_wing,
+ p_filter->p_sys->i_old_wing *
+ p_filter->input.i_bytes_per_frame );
+
+ p_out_buf->i_nb_samples = p_in_buf->i_nb_samples +
+ p_filter->p_sys->i_old_wing;
+
+ p_out_buf->start_date = aout_DateGet( &p_filter->p_sys->end_date );
+ p_out_buf->end_date =
+ aout_DateIncrement( &p_filter->p_sys->end_date,
+ p_out_buf->i_nb_samples );
+
+ p_out_buf->i_nb_bytes = p_out_buf->i_nb_samples *
+ p_filter->input.i_bytes_per_frame;
}
p_filter->b_continuity = VLC_FALSE;
+ p_filter->p_sys->i_old_wing = 0;
return;
}
if( p_filter->p_sys->d_old_factor == 1 )
{
/* Just copy the samples */
- memcpy( p_out_buf->p_buffer, p_in,
+ memcpy( p_out, p_in,
p_filter->input.i_bytes_per_frame );
p_in += i_nb_channels;
p_out += i_nb_channels;
/* Finalize aout buffer */
p_out_buf->i_nb_samples = i_out;
- p_out_buf->start_date = p_in_buf->start_date;
-
+ p_out_buf->start_date = aout_DateGet( &p_filter->p_sys->end_date );
p_out_buf->end_date = aout_DateIncrement( &p_filter->p_sys->end_date,
p_out_buf->i_nb_samples );