* aout_internal.h : internal defines for audio output
*****************************************************************************
* Copyright (C) 2002 VideoLAN
- * $Id: aout_internal.h,v 1.7 2002/08/19 23:12:57 massiot Exp $
+ * $Id: aout_internal.h,v 1.8 2002/08/21 22:41:59 massiot Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
*
*****************************************************************************/
typedef struct aout_fifo_t
{
- struct aout_buffer_t * p_first;
- struct aout_buffer_t ** pp_last;
- mtime_t end_date;
+ aout_buffer_t * p_first;
+ aout_buffer_t ** pp_last;
+ audio_date_t end_date;
} aout_fifo_t;
-static inline void aout_FifoInit( struct aout_instance_t * p_aout,
- aout_fifo_t * p_fifo )
-{
- p_fifo->p_first = NULL;
- p_fifo->pp_last = &p_fifo->p_first;
- p_fifo->end_date = 0;
-}
-
-static inline void aout_FifoPush( struct aout_instance_t * p_aout,
- aout_fifo_t * p_fifo,
- aout_buffer_t * p_buffer )
-{
- *p_fifo->pp_last = p_buffer;
- p_fifo->pp_last = &p_buffer->p_next;
- *p_fifo->pp_last = NULL;
- /* Enforce continuity of the stream. */
- if ( p_fifo->end_date )
- {
- mtime_t duration = p_buffer->end_date - p_buffer->start_date;
-
- p_buffer->start_date = p_fifo->end_date;
- p_buffer->end_date = p_fifo->end_date =
- p_buffer->start_date + duration;
- }
- else
- {
- p_fifo->end_date = p_buffer->end_date;
- }
-}
-
-static inline mtime_t aout_FifoNextStart( struct aout_instance_t * p_aout,
- aout_fifo_t * p_fifo )
-{
- return p_fifo->end_date;
-}
-
-/* Reinit the end_date (for instance after a pause). */
-static inline void aout_FifoSet( struct aout_instance_t * p_aout,
- aout_fifo_t * p_fifo, mtime_t date )
-{
- aout_buffer_t * p_buffer;
- p_fifo->end_date = date;
-
- /* Remove all buffers. */
- p_buffer = p_fifo->p_first;
- while ( p_buffer != NULL )
- {
- aout_buffer_t * p_next = p_buffer->p_next;
- aout_BufferFree( p_buffer );
- p_buffer = p_next;
- }
- p_fifo->p_first = NULL;
- p_fifo->pp_last = &p_fifo->p_first;
-}
-
-/* This function supposes there is at least one buffer in p_fifo. */
-static inline aout_buffer_t * aout_FifoPop( struct aout_instance_t * p_aout,
- aout_fifo_t * p_fifo )
-{
- aout_buffer_t * p_buffer;
- p_buffer = p_fifo->p_first;
- p_fifo->p_first = p_buffer->p_next;
- if ( p_fifo->p_first == NULL )
- {
- p_fifo->pp_last = &p_fifo->p_first;
- }
-
- return p_buffer;
-}
-
-static inline void aout_FifoDestroy( struct aout_instance_t * p_aout,
- aout_fifo_t * p_fifo )
-{
- aout_buffer_t * p_buffer;
-
- p_buffer = p_fifo->p_first;
- while ( p_buffer != NULL )
- {
- aout_buffer_t * p_next = p_buffer->p_next;
- aout_BufferFree( p_buffer );
- p_buffer = p_next;
- }
-}
-
/*****************************************************************************
* aout_filter_t : audio output filter
*****************************************************************************/
void aout_OutputDelete( aout_instance_t * p_aout );
VLC_EXPORT( aout_buffer_t *, aout_OutputNextBuffer, ( aout_instance_t *, mtime_t, vlc_bool_t ) );
+void aout_FormatPrepare( audio_sample_format_t * p_format );
+void aout_FifoInit( aout_instance_t *, aout_fifo_t *, u32 );
+mtime_t aout_FifoNextStart( aout_instance_t *, aout_fifo_t * );
+void aout_FifoPush( aout_instance_t *, aout_fifo_t *, aout_buffer_t * );
+void aout_FifoSet( aout_instance_t *, aout_fifo_t *, mtime_t );
+void aout_FifoMoveDates( aout_instance_t *, aout_fifo_t *, mtime_t );
+aout_buffer_t * aout_FifoPop( aout_instance_t * p_aout, aout_fifo_t * p_fifo );
+void aout_FifoDestroy( aout_instance_t * p_aout, aout_fifo_t * p_fifo );
+