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Make MIDI playback work on the Simulator, with sound etc. The #define stuff is a bit

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dirty but it works right now. Simulator sound quality is actually better due to increased 
CPU resources.



git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11987 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Stepan Moskovchenko 2007-01-11 20:13:15 +00:00
parent dab59c9f70
commit 9cf76179ce
1 changed files with 22 additions and 9 deletions
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27
apps/plugins/midiplay.c
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@ -78,13 +78,26 @@ PLUGIN_IRAM_DECLARE
#define FRACTSIZE 10 #define FRACTSIZE 10
#ifndef SIMULATOR
#define SAMPLE_RATE 22050 // 44100 22050 11025 #define SAMPLE_RATE 22050 // 44100 22050 11025
#define MAX_VOICES 14 // Note: 24 midi channels is the minimum general midi #define MAX_VOICES 14 // Note: 24 midi channels is the minimum general midi
// spec implementation // spec implementation
#else // Simulator requires 44100, and we can afford to use more voices
#define SAMPLE_RATE 44100
#define MAX_VOICES 48
#endif
#define BUF_SIZE 512 #define BUF_SIZE 512
#define NBUF 2 #define NBUF 2
#undef SYNC #undef SYNC
#ifdef SIMULATOR
#define SYNC
#endif
struct MIDIfile * mf IBSS_ATTR; struct MIDIfile * mf IBSS_ATTR;
int numberOfSamples IBSS_ATTR; int numberOfSamples IBSS_ATTR;
@ -133,10 +146,10 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
rb->profstop(); rb->profstop();
#endif #endif
#ifndef SIMULATOR //#ifndef SIMULATOR
rb->pcm_play_stop(); rb->pcm_play_stop();
rb->pcm_set_frequency(44100); // 44100 rb->pcm_set_frequency(SAMPLE_RATE); // 44100
#endif //#endif
#if defined(HAVE_ADJUSTABLE_CPU_FREQ) #if defined(HAVE_ADJUSTABLE_CPU_FREQ)
rb->cpu_boost(false); rb->cpu_boost(false);
@ -221,10 +234,10 @@ int midimain(void * filename)
if (initSynth(mf, "/.rockbox/patchset/patchset.cfg", "/.rockbox/patchset/drums.cfg") == -1) if (initSynth(mf, "/.rockbox/patchset/patchset.cfg", "/.rockbox/patchset/drums.cfg") == -1)
return -1; return -1;
#ifndef SIMULATOR //#ifndef SIMULATOR
rb->pcm_play_stop(); rb->pcm_play_stop();
rb->pcm_set_frequency(SAMPLE_RATE); // 44100 22050 11025 rb->pcm_set_frequency(SAMPLE_RATE); // 44100 22050 11025
#endif //#endif
/* /*
* tick() will do one MIDI clock tick. Then, there's a loop here that * tick() will do one MIDI clock tick. Then, there's a loop here that
@ -255,9 +268,9 @@ int midimain(void * filename)
} while(notesUsed == 0); } while(notesUsed == 0);
synthbuf(); synthbuf();
#ifndef SIMULATOR //#ifndef SIMULATOR
rb->pcm_play_data(&get_more, NULL, 0); rb->pcm_play_data(&get_more, NULL, 0);
#endif //#endif
int vol=0; int vol=0;