1 files changed, 4 insertions, 3 deletions

diff --git a/apps/codecs/libgme/nes_fme7_apu.c b/apps/codecs/libgme/nes_fme7_apu.c
index 8a2c21ea26..3e47e0b17c 100644
--- a/apps/codecs/libgme/nes_fme7_apu.c
+++ b/apps/codecs/libgme/nes_fme7_apu.c
@@ -64,8 +64,6 @@ void Fme7_run_until( struct Nes_Fme7_Apu* this, blip_time_t end_time )
                 struct Blip_Buffer* const osc_output = this->oscs [index].output;
                 if ( !osc_output )
                         continue;
-                /* osc_output->set_modified(); */
-                Blip_set_modified( osc_output );
                 
                 // check for unsupported mode
                 #ifndef NDEBUG
@@ -92,11 +90,13 @@ void Fme7_run_until( struct Nes_Fme7_Apu* this, blip_time_t end_time )
                 int amp = volume;
                 if ( !this->phases [index] )
                         amp = 0;
+                
                 {
                         int delta = amp - this->oscs [index].last_amp;
                         if ( delta )
                         {
                                 this->oscs [index].last_amp = amp;
+                                Blip_set_modified( osc_output );
                                 Synth_offset( &this->synth, this->last_time, delta, osc_output );
                         }
                 }
@@ -105,6 +105,7 @@ void Fme7_run_until( struct Nes_Fme7_Apu* this, blip_time_t end_time )
                 if ( time < end_time )
                 {
                         int delta = amp * 2 - volume;
+                        Blip_set_modified( osc_output );
                         if ( volume )
                         {
                                 do
@@ -123,7 +124,7 @@ void Fme7_run_until( struct Nes_Fme7_Apu* this, blip_time_t end_time )
                                 // maintain phase when silent
                                 int count = (end_time - time + period - 1) / period;
                                 this->phases [index] ^= count & 1;
-                                time += (blargg_long) count * period;
+                                time += count * period;
                         }
                 }