Fixed timestamps handling in various audio filters.

(cherry picked from commit 87c351e58ad9f47e75ed8c165df229655075466d)
Signed-off-by: Rémi Duraffort <ivoire@videolan.org>

modules/audio_filter/channel_mixer/dolby.c

@@ -177,6 +177,10 @@ static block_t *DoWork( filter_t * p_filter, block_t * p_in_buf )
 
     float * p_out = (float*) p_out_buf->p_buffer;
     p_out_buf->i_nb_samples = i_nb_samples;
+    p_out_buf->i_dts        = p_in_buf->i_dts;
+    p_out_buf->i_pts        = p_in_buf->i_pts;
+    p_out_buf->i_length     = p_in_buf->i_length;
+
     memset( p_out, 0, p_out_buf->i_buffer );
 
     if( p_sys->i_rear_left >= 0 )

modules/audio_filter/channel_mixer/trivial.c

@@ -115,6 +115,9 @@ static block_t *DoWork( filter_t * p_filter, block_t * p_in_buf )
         if( !p_out_buf )
             goto out;
         p_out_buf->i_nb_samples = p_in_buf->i_nb_samples;
+        p_out_buf->i_dts        = p_in_buf->i_dts;
+        p_out_buf->i_pts        = p_in_buf->i_pts;
+        p_out_buf->i_length     = p_in_buf->i_length;
     }
 
     int32_t * p_dest = (int32_t *)p_out_buf->p_buffer;

modules/audio_filter/converter/fixed.c

@@ -204,6 +204,7 @@ static block_t *Do_S16ToF32( filter_t * p_filter, block_t * p_in_buf )
         p_in++; p_out++;
     }
 
+    p_out_buf->i_dts = p_in_buf->i_dts;
     p_out_buf->i_pts = p_in_buf->i_pts;
     p_out_buf->i_length = p_in_buf->i_length;
     p_out_buf->i_nb_samples = p_in_buf->i_nb_samples;
@@ -233,6 +234,7 @@ static block_t *Do_U8ToF32( filter_t * p_filter, block_t * p_in_buf )
         *p_out = (vlc_fixed_t)( (int32_t)(*p_in - 128) * (FIXED32_ONE / 128) );
         p_in++; p_out++;
     }
+    p_out_buf->i_dts = p_in_buf->i_dts;
     p_out_buf->i_pts = p_in_buf->i_pts;
     p_out_buf->i_length = p_in_buf->i_length;
     p_out_buf->i_nb_samples = p_in_buf->i_nb_samples;

modules/audio_filter/resampler/bandlimited.c

@@ -235,6 +235,7 @@ static block_t *Resample( filter_t * p_filter, block_t * p_in_buf )
 
         /* Finalize aout buffer */
         p_out_buf->i_nb_samples = i_out;
+        p_out_buf->i_dts =
         p_out_buf->i_pts = date_Get( &p_sys->end_date );
         p_out_buf->i_length = date_Increment( &p_sys->end_date,
                                       p_out_buf->i_nb_samples ) - p_out_buf->i_pts;

modules/audio_filter/scaletempo.c

@@ -495,6 +495,7 @@ static block_t *DoWork( filter_t * p_filter, block_t * p_in_buf )
 
     p_out_buf->i_buffer     = bytes_out;
     p_out_buf->i_nb_samples = bytes_out / p->bytes_per_frame;
+    p_out_buf->i_dts        = p_in_buf->i_dts;
     p_out_buf->i_pts        = p_in_buf->i_pts;
     p_out_buf->i_length     = p_in_buf->i_length;