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Added MIDI channel pressure.

This commit is contained in:
Bernat Arlandis i Mañó 2009-01-22 16:47:21 +00:00
parent ce3002381a
commit 15322a71ba
3 changed files with 48 additions and 0 deletions
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11
fluidsynth/src/fluid_chan.c
View File

@ -332,6 +332,17 @@ fluid_channel_get_cc(fluid_channel_t* chan, int num)
return ((num >= 0) && (num < 128))? chan->cc[num] : 0;
}
/*
* fluid_channel_pressure
*/
int
fluid_channel_pressure(fluid_channel_t* chan, int val)
{
chan->channel_pressure = val;
fluid_synth_modulate_voices(chan->synth, chan->channum, 0, FLUID_MOD_CHANNELPRESSURE);
return FLUID_OK;
}
/*
* fluid_channel_pitch_bend
*/

1
fluidsynth/src/fluid_chan.h
View File

@ -88,6 +88,7 @@ int fluid_channel_set_banknum(fluid_channel_t* chan, unsigned int bank);
int fluid_channel_set_prognum(fluid_channel_t* chan, int prognum);
int fluid_channel_get_prognum(fluid_channel_t* chan);
int fluid_channel_cc(fluid_channel_t* chan, int ctrl, int val);
int fluid_channel_pressure(fluid_channel_t* chan, int val);
int fluid_channel_pitch_bend(fluid_channel_t* chan, int val);
int fluid_channel_pitch_wheel_sens(fluid_channel_t* chan, int val);
int fluid_channel_get_cc(fluid_channel_t* chan, int num);

36
fluidsynth/src/fluid_synth.c
View File

@ -997,6 +997,39 @@ fluid_synth_modulate_voices_all(fluid_synth_t* synth, int chan)
return FLUID_OK;
}
/**
* Set the MIDI channel pressure controller value.
* @param synth FluidSynth instance
* @param chan MIDI channel number
* @param val MIDI channel pressure value (7 bit, 0-127)
* @return FLUID_OK on success
*
* Assign to the MIDI channel pressure controller value on a specific MIDI channel
* in real time.
*/
int
fluid_synth_channel_pressure(fluid_synth_t* synth, int chan, int val)
{
/* fluid_mutex_lock(synth->busy); /\* Don't interfere with the audio thread *\/ */
/* fluid_mutex_unlock(synth->busy); */
/* check the ranges of the arguments */
if ((chan < 0) || (chan >= synth->midi_channels)) {
FLUID_LOG(FLUID_WARN, "Channel out of range");
return FLUID_FAILED;
}
if (synth->verbose) {
FLUID_LOG(FLUID_INFO, "channelpressure\t%d\t%d", chan, val);
}
/* set the channel pressure value in the channel */
fluid_channel_pressure(synth->channel[chan], val);
return FLUID_OK;
}
/**
* Set the MIDI pitch bend controller value.
* @param synth FluidSynth instance
@ -3033,6 +3066,9 @@ int fluid_synth_handle_midi_event(void* data, fluid_midi_event_t* event)
case PROGRAM_CHANGE:
return fluid_synth_program_change(synth, chan, fluid_midi_event_get_program(event));
case CHANNEL_PRESSURE:
return fluid_synth_channel_pressure(synth, chan, fluid_midi_event_get_program(event));
case PITCH_BEND:
return fluid_synth_pitch_bend(synth, chan, fluid_midi_event_get_pitch(event));