Added Live Input. Not complete yet.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8168 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/midiplayer/Jamfile

@@ -8,6 +8,7 @@ App MidiPlayer :
 	MidiPlayerApp.cpp 
 	MidiPlayerWindow.cpp 
 	ScopeView.cpp
+	SynthBridge.cpp
 ;
 
 LinkSharedOSLibs MidiPlayer : 

src/apps/midiplayer/MidiPlayerWindow.cpp

@@ -20,12 +20,14 @@
  * DEALINGS IN THE SOFTWARE.
  */
 
+#include <MidiProducer.h>
 #include <MidiRoster.h>
 #include <StorageKit.h>
 
 #include "MidiPlayerApp.h"
 #include "MidiPlayerWindow.h"
 #include "ScopeView.h"
+#include "SynthBridge.h"
 
 #define _W(a) (a->Frame().Width())
 #define _H(a) (a->Frame().Height())
@@ -43,9 +45,13 @@ MidiPlayerWindow::MidiPlayerWindow()
 	windowX = -1;
 	windowY = -1;
 	inputId = -1;
+	instrLoaded = false;
 
 	be_synth->SetSamplingRate(44100);
 
+	bridge = new SynthBridge;
+	//bridge->Register();
+
 	CreateViews();
 	LoadSettings();
 	InitControls();
@@ -56,6 +62,9 @@ MidiPlayerWindow::MidiPlayerWindow()
 MidiPlayerWindow::~MidiPlayerWindow()
 {
 	StopSynth();
+	
+	//bridge->Unregister();
+	bridge->Release();
 }
 
 //------------------------------------------------------------------------------
@@ -547,15 +556,36 @@ void MidiPlayerWindow::OnInputChanged(BMessage* msg)
 	int32 newId;
 	if (msg->FindInt32("id", &newId) == B_OK)
 	{
+		if (!instrLoaded)
+		{
+			scopeView->SetLoading(true);
+			scopeView->Invalidate();
+			UpdateIfNeeded();
+		
+			bridge->Init(B_BIG_SYNTH);
+			instrLoaded = true;
+			
+			scopeView->SetLoading(false);
+			scopeView->Invalidate();
+		}
+
+		BMidiProducer* endp;
+		
+		endp = BMidiRoster::FindProducer(inputId);
+		if (endp != NULL)
+		{
+			endp->Disconnect(bridge);
+			endp->Release();
+		}
+
 		inputId = newId;
 
-		// if (!instrLoaded)
-		//   be_synth->LoadInstruments(all)
-	
-		// if id != -1
-		//   connect SynthBridge (from MidiUtil) to producer endpoint
-		// else if SynthBridge still connected
-		//   disconnect SynthBridge	
+		endp = BMidiRoster::FindProducer(inputId);
+		if (endp != NULL)
+		{
+			endp->Connect(bridge);
+			endp->Release();
+		}
 	}
 }
 

src/apps/midiplayer/MidiPlayerWindow.h

@@ -43,6 +43,7 @@ enum
 };
 
 class ScopeView;
+class SynthBridge;
 
 class MidiPlayerWindow : public BWindow
 {
@@ -105,6 +106,8 @@ private:
 	float windowX;
 	float windowY;
 	BMidiSynthFile synth;
+	SynthBridge* bridge;
+	bool instrLoaded;
 };
 
 #endif // MIDI_PLAYER_WINDOW_H

src/apps/midiplayer/ScopeView.cpp

@@ -36,6 +36,7 @@ ScopeView::ScopeView()
 	playing = false;
 	enabled = true;
 	haveFile = false;
+	loading = false;
 	
 	sampleCount = (int32) Bounds().Width();
 	leftSamples = new int16[sampleCount];
@@ -121,6 +122,13 @@ void ScopeView::SetHaveFile(bool flag)
 
 //------------------------------------------------------------------------------
 
+void ScopeView::SetLoading(bool flag)
+{
+	loading = flag;
+}
+
+//------------------------------------------------------------------------------
+
 int32 ScopeView::_Thread(void* data)
 {
 	return ((ScopeView*) data)->Thread();

src/apps/midiplayer/ScopeView.h

@@ -39,6 +39,7 @@ public:
 	void SetPlaying(bool flag);
 	void SetEnabled(bool flag);
 	void SetHaveFile(bool flag);
+	void SetLoading(bool flag);
 
 private:
 
@@ -56,6 +57,7 @@ private:
 	bool playing;
 	bool enabled;
 	bool haveFile;
+	bool loading;
 	int32 sampleCount;
 	int16* leftSamples;
 	int16* rightSamples;

src/apps/midiplayer/SynthBridge.cpp

@@ -0,0 +1,116 @@
+/*
+ * Copyright (c) 2004 Matthijs Hollemans
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a 
+ * copy of this software and associated documentation files (the "Software"), 
+ * to deal in the Software without restriction, including without limitation 
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+ * and/or sell copies of the Software, and to permit persons to whom the 
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in 
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "SynthBridge.h"
+
+//------------------------------------------------------------------------------
+
+SynthBridge::SynthBridge()
+	: BMidiLocalConsumer("Internal Synthesizer")
+{
+	// do nothing
+}
+
+//------------------------------------------------------------------------------
+
+bool SynthBridge::Init(synth_mode mode)
+{
+	if (be_synth->LoadSynthData(mode) == B_OK)
+	{
+		midiSynth.EnableInput(true, true);
+		return true;
+	}
+	return false;
+}
+
+//------------------------------------------------------------------------------
+
+BMidiSynth* SynthBridge::MidiSynth()
+{
+	return &midiSynth;
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::NoteOff(
+	uchar channel, uchar note, uchar velocity, bigtime_t time)
+{
+	midiSynth.NoteOff(channel + 1, note, velocity, time / 1000);
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::NoteOn(
+	uchar channel, uchar note, uchar velocity, bigtime_t time)
+{
+	midiSynth.NoteOn(channel + 1, note, velocity, time / 1000);
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::KeyPressure(
+	uchar channel, uchar note, uchar pressure, bigtime_t time)
+{
+	midiSynth.KeyPressure(channel + 1, note, pressure, time / 1000);
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::ControlChange(
+	uchar channel, uchar controlNumber, uchar controlValue, bigtime_t time)
+{
+	midiSynth.ControlChange(
+		channel + 1, controlNumber, controlValue, time / 1000);
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::ProgramChange(
+	uchar channel, uchar programNumber, bigtime_t time)
+{
+	midiSynth.ProgramChange(channel + 1, programNumber, time / 1000);
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::ChannelPressure(
+	uchar channel, uchar pressure, bigtime_t time)
+{
+	midiSynth.ChannelPressure(channel + 1, pressure, time / 1000);
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::PitchBend(
+	uchar channel, uchar lsb, uchar msb, bigtime_t time)
+{
+	midiSynth.PitchBend(channel + 1, lsb, msb, time / 1000);
+}
+
+//------------------------------------------------------------------------------
+
+void SynthBridge::AllNotesOff(bool justChannel, bigtime_t time)
+{
+	midiSynth.AllNotesOff(justChannel, time / 1000);
+}
+
+//------------------------------------------------------------------------------

src/apps/midiplayer/SynthBridge.h

@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2004 Matthijs Hollemans
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a 
+ * copy of this software and associated documentation files (the "Software"), 
+ * to deal in the Software without restriction, including without limitation 
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+ * and/or sell copies of the Software, and to permit persons to whom the 
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in 
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SYNTH_BRIDGE_H
+#define SYNTH_BRIDGE_H
+
+#include <MidiConsumer.h>
+#include <MidiSynth.h>
+
+class SynthBridge : public BMidiLocalConsumer
+{
+public:
+
+	SynthBridge();
+
+	bool Init(synth_mode mode);
+
+	BMidiSynth* MidiSynth();
+
+	virtual	void NoteOff(
+		uchar channel, uchar note, uchar velocity, bigtime_t time);
+
+	virtual	void NoteOn(
+		uchar channel, uchar note, uchar velocity, bigtime_t time);
+
+	virtual	void KeyPressure(
+		uchar channel, uchar note, uchar pressure, bigtime_t time);
+
+	virtual	void ControlChange(
+		uchar channel, uchar controlNumber, uchar controlValue, 
+		bigtime_t time);
+
+	virtual	void ProgramChange(
+		uchar channel, uchar programNumber, bigtime_t time);
+
+	virtual	void ChannelPressure(
+		uchar channel, uchar pressure, bigtime_t time);
+
+	virtual	void PitchBend(
+		uchar channel, uchar lsb, uchar msb, bigtime_t time);
+
+	virtual void AllNotesOff(
+		bool justChannel, bigtime_t time);
+
+protected:
+
+	virtual ~SynthBridge() { }
+
+private:
+
+	BMidiSynth midiSynth;
+};
+
+#endif // SYNTH_BRIDGE_H