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- fixed setup for Timidity++ playback frequency.

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This commit is contained in:
Christoph Oelckers 2018-03-06 19:51:53 +01:00
parent 4b7e57b007
commit 4d4edcfbfb
3 changed files with 15 additions and 11 deletions
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5
src/sound/mididevices/music_timiditypp_mididevice.cpp
View file

@ -115,6 +115,8 @@ TimidityPPMIDIDevice::TimidityPPMIDIDevice(const char *args)
delete instruments; delete instruments;
instruments = nullptr; instruments = nullptr;
} }
TimidityPlus::set_playback_rate(timidity_frequency);
SampleRate = timidity_frequency;
if (instruments == nullptr) if (instruments == nullptr)
{ {
instruments = new TimidityPlus::Instruments; instruments = new TimidityPlus::Instruments;
@ -126,7 +128,7 @@ TimidityPPMIDIDevice::TimidityPPMIDIDevice(const char *args)
} }
if (instruments != nullptr) if (instruments != nullptr)
{ {
Renderer = new TimidityPlus::Player(timidity_frequency, instruments); Renderer = new TimidityPlus::Player(instruments);
} }
else else
{ {
@ -158,7 +160,6 @@ TimidityPPMIDIDevice::~TimidityPPMIDIDevice ()
int TimidityPPMIDIDevice::Open(MidiCallback callback, void *userdata) int TimidityPPMIDIDevice::Open(MidiCallback callback, void *userdata)
{ {
int ret = OpenStream(2, 0, callback, userdata); int ret = OpenStream(2, 0, callback, userdata);
if (ret == 0 && Renderer != nullptr) if (ret == 0 && Renderer != nullptr)
{ {

16
src/sound/timiditypp/playmidi.cpp
View file

@ -181,8 +181,8 @@ namespace TimidityPlus
{ {
// These two variables need to remain global or things will get messy because they get accessed from non-class code. // These two variables need to remain global or things will get messy because they get accessed from non-class code.
int32_t control_ratio = 44; int32_t control_ratio = 22;
int32_t playback_rate = 44100; int32_t playback_rate = 22050;
#define PLAY_INTERLEAVE_SEC 1.0 #define PLAY_INTERLEAVE_SEC 1.0
#define PORTAMENTO_TIME_TUNING (1.0 / 5000.0) #define PORTAMENTO_TIME_TUNING (1.0 / 5000.0)
@ -195,20 +195,24 @@ int32_t playback_rate = 44100;
#define DEFAULT_AMPLIFICATION 70 #define DEFAULT_AMPLIFICATION 70
#define VIBRATO_DEPTH_MAX 384 /* 600 cent */ #define VIBRATO_DEPTH_MAX 384 /* 600 cent */
Player::Player(int freq, Instruments *instr) void set_playback_rate(int freq)
{ {
const int CONTROLS_PER_SECOND = 1000; const int CONTROLS_PER_SECOND = 1000;
const int MAX_CONTROL_RATIO = 255; const int MAX_CONTROL_RATIO = 255;
last_reverb_setting = timidity_reverb;
memset(this, 0, sizeof(*this));
playback_rate = freq; playback_rate = freq;
control_ratio = playback_rate / CONTROLS_PER_SECOND; control_ratio = playback_rate / CONTROLS_PER_SECOND;
if (control_ratio < 1) if (control_ratio < 1)
control_ratio = 1; control_ratio = 1;
else if (control_ratio > MAX_CONTROL_RATIO) else if (control_ratio > MAX_CONTROL_RATIO)
control_ratio = MAX_CONTROL_RATIO; control_ratio = MAX_CONTROL_RATIO;
}
Player::Player(Instruments *instr)
{
last_reverb_setting = timidity_reverb;
memset(this, 0, sizeof(*this));
// init one-time global stuff - this should go to the device class once it exists. // init one-time global stuff - this should go to the device class once it exists.
instruments = instr; instruments = instr;

5
src/sound/timiditypp/playmidi.h
View file

@ -519,8 +519,6 @@ public:
ChannelBitMask drumchannel_mask; ChannelBitMask drumchannel_mask;
ChannelBitMask drumchannels; ChannelBitMask drumchannels;
double *vol_table; double *vol_table;
int playback_rate;
int control_ratio;
// make this private later // make this private later
Instruments *instruments; Instruments *instruments;
@ -696,7 +694,7 @@ private:
public: public:
Player(int freq, Instruments *); Player(Instruments *);
~Player(); ~Player();
bool ISDRUMCHANNEL(int c) bool ISDRUMCHANNEL(int c)
@ -741,6 +739,7 @@ public:
}; };
void free_gauss_table(void); void free_gauss_table(void);
void set_playback_rate(int freq);
} }