Removed audio_date_t in favor to date_t.

include/vlc_aout.h

@@ -163,16 +163,6 @@ struct aout_buffer_t
 /* Max input rate factor (1/4 -> 4) */
 #define AOUT_MAX_INPUT_RATE (4)
 
-/** date incrementation helper structure without long-term
- * rounding errors
- */
-struct audio_date_t
-{
-    mtime_t  date;
-    uint32_t i_divider;
-    uint32_t i_remainder;
-};
-
 /** allocation of memory in the audio output */
 typedef struct aout_alloc_t
 {
@@ -208,7 +198,7 @@ struct aout_fifo_t
 {
     aout_buffer_t *         p_first;
     aout_buffer_t **        pp_last;
-    audio_date_t            end_date;
+    date_t                  end_date;
 };
 
 /* */
@@ -382,13 +372,6 @@ static const uint32_t pi_vlc_chan_order_wg4[] =
  * Prototypes
  *****************************************************************************/
 
-/* From common.c : */
-VLC_EXPORT( void, aout_DateInit, ( audio_date_t *, uint32_t ) );
-VLC_EXPORT( void, aout_DateSet, ( audio_date_t *, mtime_t ) );
-VLC_EXPORT( void, aout_DateMove, ( audio_date_t *, mtime_t ) );
-VLC_EXPORT( mtime_t, aout_DateGet, ( const audio_date_t * ) LIBVLC_USED);
-VLC_EXPORT( mtime_t, aout_DateIncrement, ( audio_date_t *, uint32_t ) );
-
 VLC_EXPORT( aout_buffer_t *, aout_OutputNextBuffer, ( aout_instance_t *, mtime_t, bool ) LIBVLC_USED );
 
 /**

src/audio_output/common.c

@@ -350,7 +350,7 @@ void aout_FifoInit( aout_instance_t * p_aout, aout_fifo_t * p_fifo,
 
     p_fifo->p_first = NULL;
     p_fifo->pp_last = &p_fifo->p_first;
-    aout_DateInit( &p_fifo->end_date, i_rate );
+    date_Init( &p_fifo->end_date, i_rate, 1 );
 }
 
 /*****************************************************************************
@@ -366,15 +366,15 @@ void aout_FifoPush( aout_instance_t * p_aout, aout_fifo_t * p_fifo,
     p_fifo->pp_last = &p_buffer->p_next;
     *p_fifo->pp_last = NULL;
     /* Enforce the continuity of the stream. */
-    if ( aout_DateGet( &p_fifo->end_date ) )
+    if ( date_Get( &p_fifo->end_date ) )
     {
-        p_buffer->start_date = aout_DateGet( &p_fifo->end_date );
-        p_buffer->end_date = aout_DateIncrement( &p_fifo->end_date,
-                                                 p_buffer->i_nb_samples );
+        p_buffer->start_date = date_Get( &p_fifo->end_date );
+        p_buffer->end_date = date_Increment( &p_fifo->end_date,
+                                             p_buffer->i_nb_samples );
     }
     else
     {
-        aout_DateSet( &p_fifo->end_date, p_buffer->end_date );
+        date_Set( &p_fifo->end_date, p_buffer->end_date );
     }
 }
 
@@ -389,7 +389,7 @@ void aout_FifoSet( aout_instance_t * p_aout, aout_fifo_t * p_fifo,
     (void)p_aout;
     AOUT_ASSERT_FIFO_LOCKED;
 
-    aout_DateSet( &p_fifo->end_date, date );
+    date_Set( &p_fifo->end_date, date );
     p_buffer = p_fifo->p_first;
     while ( p_buffer != NULL )
     {
@@ -411,7 +411,7 @@ void aout_FifoMoveDates( aout_instance_t * p_aout, aout_fifo_t * p_fifo,
     (void)p_aout;
     AOUT_ASSERT_FIFO_LOCKED;
 
-    aout_DateMove( &p_fifo->end_date, difference );
+    date_Move( &p_fifo->end_date, difference );
     p_buffer = p_fifo->p_first;
     while ( p_buffer != NULL )
     {
@@ -428,7 +428,7 @@ mtime_t aout_FifoNextStart( aout_instance_t * p_aout, aout_fifo_t * p_fifo )
 {
     (void)p_aout;
     AOUT_ASSERT_FIFO_LOCKED;
-    return aout_DateGet( &p_fifo->end_date );
+    return date_Get( &p_fifo->end_date );
 }
 
 /*****************************************************************************
@@ -483,65 +483,6 @@ void aout_FifoDestroy( aout_instance_t * p_aout, aout_fifo_t * p_fifo )
     p_fifo->pp_last = &p_fifo->p_first;
 }
 
-
-/*
- * Date management (internal and external)
- */
-
-/*****************************************************************************
- * aout_DateInit : set the divider of an audio_date_t
- *****************************************************************************/
-void aout_DateInit( audio_date_t * p_date, uint32_t i_divider )
-{
-    p_date->date = 0;
-    p_date->i_divider = i_divider;
-    p_date->i_remainder = 0;
-}
-
-/*****************************************************************************
- * aout_DateSet : set the date of an audio_date_t
- *****************************************************************************/
-void aout_DateSet( audio_date_t * p_date, mtime_t new_date )
-{
-    p_date->date = new_date;
-    p_date->i_remainder = 0;
-}
-
-/*****************************************************************************
- * aout_DateMove : move forwards or backwards the date of an audio_date_t
- *****************************************************************************/
-void aout_DateMove( audio_date_t * p_date, mtime_t difference )
-{
-    p_date->date += difference;
-}
-
-/*****************************************************************************
- * aout_DateGet : get the date of an audio_date_t
- *****************************************************************************/
-mtime_t aout_DateGet( const audio_date_t * p_date )
-{
-    return p_date->date;
-}
-
-/*****************************************************************************
- * aout_DateIncrement : increment the date and return the result, taking
- * into account rounding errors
- *****************************************************************************/
-mtime_t aout_DateIncrement( audio_date_t * p_date, uint32_t i_nb_samples )
-{
-    mtime_t i_dividend = INT64_C(1000000) * i_nb_samples;
-    assert( p_date->i_divider > 0 ); /* uninitialized audio_data_t ? */
-    p_date->date += i_dividend / p_date->i_divider;
-    p_date->i_remainder += (int)(i_dividend % p_date->i_divider);
-    if ( p_date->i_remainder >= p_date->i_divider )
-    {
-        /* This is Bresenham algorithm. */
-        p_date->date++;
-        p_date->i_remainder -= p_date->i_divider;
-    }
-    return p_date->date;
-}
-
 /*****************************************************************************
  * aout_CheckChannelReorder : Check if we need to do some channel re-ordering
  *****************************************************************************/

src/audio_output/mixer.c

@@ -75,7 +75,7 @@ static int MixBuffer( aout_instance_t * p_aout )
     int             i, i_first_input = 0;
     aout_buffer_t * p_output_buffer;
     mtime_t start_date, end_date;
-    audio_date_t exact_start_date;
+    date_t  exact_start_date;
 
     if ( p_aout->mixer.b_error )
     {
@@ -102,9 +102,8 @@ static int MixBuffer( aout_instance_t * p_aout )
     aout_lock_input_fifos( p_aout );
 
     /* Retrieve the date of the next buffer. */
-    memcpy( &exact_start_date, &p_aout->output.fifo.end_date,
-            sizeof(audio_date_t) );
-    start_date = aout_DateGet( &exact_start_date );
+    exact_start_date = p_aout->output.fifo.end_date;
+    start_date = date_Get( &exact_start_date );
 
     if ( start_date != 0 && start_date < mdate() )
     {
@@ -114,7 +113,7 @@ static int MixBuffer( aout_instance_t * p_aout )
         msg_Warn( p_aout, "output PTS is out of range (%"PRId64"), clearing out",
                   mdate() - start_date );
         aout_FifoSet( p_aout, &p_aout->output.fifo, 0 );
-        aout_DateSet( &exact_start_date, 0 );
+        date_Set( &exact_start_date, 0 );
         start_date = 0;
     }
 
@@ -152,7 +151,7 @@ static int MixBuffer( aout_instance_t * p_aout )
 
             if ( !start_date || start_date < p_buffer->start_date )
             {
-                aout_DateSet( &exact_start_date, p_buffer->start_date );
+                date_Set( &exact_start_date, p_buffer->start_date );
                 start_date = p_buffer->start_date;
             }
         }
@@ -164,8 +163,8 @@ static int MixBuffer( aout_instance_t * p_aout )
             return -1;
         }
     }
-    aout_DateIncrement( &exact_start_date, p_aout->output.i_nb_samples );
-    end_date = aout_DateGet( &exact_start_date );
+    date_Increment( &exact_start_date, p_aout->output.i_nb_samples );
+    end_date = date_Get( &exact_start_date );
 
     /* Check that start_date and end_date are available for all input
      * streams. */
@@ -280,7 +279,7 @@ static int MixBuffer( aout_instance_t * p_aout )
                     /* Is it really the best way to do it ? */
                     aout_lock_output_fifo( p_aout );
                     aout_FifoSet( p_aout, &p_aout->output.fifo, 0 );
-                    aout_DateSet( &exact_start_date, 0 );
+                    date_Set( &exact_start_date, 0 );
                     aout_unlock_output_fifo( p_aout );
                     break;
                 }

src/libvlccore.sym

@@ -11,11 +11,6 @@ aout_ChannelReorder
 aout_ChannelsRestart
 aout_CheckChannelExtraction
 aout_CheckChannelReorder
-aout_DateGet
-aout_DateIncrement
-aout_DateInit
-aout_DateMove
-aout_DateSet
 aout_EnableFilter
 aout_FifoFirstDate
 aout_FifoPop