[vlc-devel] [PATCH] Extra meta data from mod files

[Konstanty]

This patch adds additional meta data to vlc when playing MOD files
(libmodplug) - Specifically Instruments and Samples are shown (as these are
usually used by artists for description etc)

---
 modules/demux/mod.c |   38 ++++++++++++++++++++++++++++++++++++++
 1 files changed, 38 insertions(+), 0 deletions(-)

diff --git a/modules/demux/mod.c b/modules/demux/mod.c
index bc7ec69..2a4b0a4 100644
--- a/modules/demux/mod.c
+++ b/modules/demux/mod.c
@@ -366,9 +366,47 @@ static int Control( demux_t *p_demux, int i_query,
va_list args )
     case DEMUX_GET_META:
     {
         vlc_meta_t *p_meta = (vlc_meta_t *)va_arg( args, vlc_meta_t* );
+    uint32_t numSamples = ModPlug_NumSamples( p_sys->f ),
+        numInstruments = ModPlug_NumInstruments( p_sys->f );
+    uint32_t numPatterns = ModPlug_NumPatterns( p_sys->f ),
+        numChannels = ModPlug_NumChannels( p_sys->f );
+//    uint32_t modType = ModPlug_GetModuleType( p_sys->f );
+    char psz_temp[1024];
+    uint32_t temp_index = 0, i;
         const char *psz_name = ModPlug_GetName( p_sys->f );
         if( psz_name && *psz_name )
             vlc_meta_SetTitle( p_meta, psz_name );
+
+    snprintf(psz_temp, 99, "%i Channels, %i Patterns\n"
+        "%i Samples, %i Instruments\n",
+        numChannels, numPatterns, numSamples, numInstruments);
+    vlc_meta_AddExtra( p_meta, "Module Information", psz_temp);
+
+    for ( i = 0; i< numSamples && temp_index<sizeof(psz_temp); i++) {
+        char lBuffer[33];
+        ModPlug_SampleName( p_sys->f, i, lBuffer );
+        if (!lBuffer[0]) continue; // don't add empty fields.
+        temp_index += snprintf(&psz_temp[temp_index],
sizeof(psz_temp)-temp_index,
+            "%s\n", lBuffer);
+    }
+
+    vlc_meta_AddExtra( p_meta, "Samples", psz_temp);
+
+    if (numInstruments) {
+        snprintf(psz_temp, 99, "%i\n", numInstruments);
+        vlc_meta_AddExtra( p_meta, "Number of Instruments", psz_temp);
+
+        temp_index = 0;
+        for ( i = 0; i< numInstruments && temp_index<sizeof(psz_temp); i++)
{
+            char lBuffer[33];
+            ModPlug_InstrumentName( p_sys->f, i, lBuffer );
+            temp_index += snprintf(&psz_temp[temp_index],
sizeof(psz_temp)-temp_index,
+                "%s\n", lBuffer);
+        }
+
+        vlc_meta_AddExtra( p_meta, "Instruments", psz_temp);
+    }
+
         return VLC_SUCCESS;
     }

-- 
1.6.0.6
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