Added replay gain support for:

[vlc] / modules / codec / vorbis.c

diff --git a/modules/codec/vorbis.c b/modules/codec/vorbis.c
index 2c8cbcaa3452330979a3ea51033e32e9d8add901..5dbdfb25895b2133823db3aed3e903e73de0bcc7 100644 (file)
--- a/modules/codec/vorbis.c
+++ b/modules/codec/vorbis.c
@@ -78,6 +78,8 @@ struct decoder_sys_t
     audio_date_t end_date;
     int          i_last_block_size;
 
+    int i_input_rate;
+
     /*
     ** Channel reordering
     */
@@ -237,6 +239,7 @@ static int OpenDecoder( vlc_object_t *p_this )
     p_sys->i_last_block_size = 0;
     p_sys->b_packetizer = VLC_FALSE;
     p_sys->i_headers = 0;
+    p_sys->i_input_rate = INPUT_RATE_DEFAULT;
 
     /* Take care of vorbis init */
     vorbis_info_init( &p_sys->vi );
@@ -291,6 +294,9 @@ static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
         /* Block to Ogg packet */
         oggpacket.packet = (*pp_block)->p_buffer;
         oggpacket.bytes = (*pp_block)->i_buffer;
+
+        if( (*pp_block)->i_rate > 0 )
+            p_sys->i_input_rate = (*pp_block)->i_rate;
     }
     else
     {
@@ -563,7 +569,7 @@ static aout_buffer_t *DecodePacket( decoder_t *p_dec, ogg_packet *p_oggpacket )
         /* Date management */
         p_aout_buffer->start_date = aout_DateGet( &p_sys->end_date );
         p_aout_buffer->end_date = aout_DateIncrement( &p_sys->end_date,
-                                                      i_samples );
+                                                      i_samples * p_sys->i_input_rate / INPUT_RATE_DEFAULT );
         return p_aout_buffer;
     }
     else
@@ -590,8 +596,9 @@ static block_t *SendPacket( decoder_t *p_dec, ogg_packet *p_oggpacket,
     p_block->i_dts = p_block->i_pts = aout_DateGet( &p_sys->end_date );
 
     if( p_sys->i_headers >= 3 )
-        p_block->i_length = aout_DateIncrement( &p_sys->end_date, i_samples ) -
-            p_block->i_pts;
+        p_block->i_length = aout_DateIncrement( &p_sys->end_date,
+            i_samples * p_sys->i_input_rate / INPUT_RATE_DEFAULT ) -
+                p_block->i_pts;
     else
         p_block->i_length = 0;
 
@@ -665,6 +672,37 @@ static void ParseVorbisComments( decoder_t *p_dec )
                                     psz_value );
                 }
             }
+            else if( !strcasecmp( psz_name, "REPLAYGAIN_TRACK_GAIN" ) ||
+                     !strcasecmp( psz_name, "RG_RADIO" ) )
+            {
+                audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
+
+                r->pb_gain[AUDIO_REPLAY_GAIN_TRACK] = VLC_TRUE;
+                r->pf_gain[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
+            }
+            else if( !strcasecmp( psz_name, "REPLAYGAIN_TRACK_PEAK" ) ||
+                     !strcasecmp( psz_name, "RG_PEAK" ) )
+            {
+                audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
+
+                r->pb_peak[AUDIO_REPLAY_GAIN_TRACK] = VLC_TRUE;
+                r->pf_peak[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
+            }
+            else if( !strcasecmp( psz_name, "REPLAYGAIN_ALBUM_GAIN" ) ||
+                     !strcasecmp( psz_name, "RG_AUDIOPHILE" ) )
+            {
+                audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
+
+                r->pb_gain[AUDIO_REPLAY_GAIN_ALBUM] = VLC_TRUE;
+                r->pf_gain[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
+            }
+            else if( !strcasecmp( psz_name, "REPLAYGAIN_ALBUM_PEAK" ) )
+            {
+                audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
+
+                r->pb_peak[AUDIO_REPLAY_GAIN_ALBUM] = VLC_TRUE;
+                r->pf_peak[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
+            }
 #if 0 //not used
             else if( !strcasecmp( psz_name, "musicbrainz_artistid" ) )
             {