From 9d6d0f8b3586c094f2f269394c8e8715c5e31db8 Mon Sep 17 00:00:00 2001
From: Neeraj Kumar
Date: Fri, 30 Jul 2010 20:10:30 +0000
Subject: TESTBED: added code to enable the mixer to simultaneously play
 channels, pause/unpause some of them using GUI, couple of fixes as well

svn-id: r51515
---
 engines/testbed/sound.cpp | 75 ++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 65 insertions(+), 10 deletions(-)

(limited to 'engines/testbed/sound.cpp')

diff --git a/engines/testbed/sound.cpp b/engines/testbed/sound.cpp
index 37e814eda2..161b69b2bb 100644
--- a/engines/testbed/sound.cpp
+++ b/engines/testbed/sound.cpp
@@ -22,10 +22,10 @@
  * $Id$
  */
 
-#include "sound/mixer.h"
-#include "testbed/sound.h"
 #include "sound/softsynth/pcspk.h"
 
+#include "testbed/sound.h"
+
 namespace Testbed {
 
 enum {
@@ -46,54 +46,109 @@ SoundSubsystemDialog::SoundSubsystemDialog() : TestbedInteractionDialog(80, 60,
 	addButton(200, 20, "Play Channel #2", kPlayChannel2);
 	addButton(200, 20, "Play Channel #3", kPlayChannel3);
 	addButton(50, 20, "Close", GUI::kCloseCmd, 160, 15);
+
+	_mixer = g_system->getMixer();
+
+	// the three streams to be mixed	
+	Audio::PCSpeaker *s1 = new Audio::PCSpeaker();
+	Audio::PCSpeaker *s2 = new Audio::PCSpeaker();
+	Audio::PCSpeaker *s3 = new Audio::PCSpeaker();
+	
+	s1->play(Audio::PCSpeaker::kWaveFormSine, 1000, -1);
+	s2->play(Audio::PCSpeaker::kWaveFormSquare, 500, -1);
+	s3->play(Audio::PCSpeaker::kWaveFormSaw, 200, -1);
+	
+	_mixer->playStream(Audio::Mixer::kPlainSoundType, &_h1, s1);
+	_mixer->pauseHandle(_h1, true);
+
+	_mixer->playStream(Audio::Mixer::kSpeechSoundType, &_h2, s2);
+	_mixer->pauseHandle(_h2, true);
+
+	_mixer->playStream(Audio::Mixer::kSFXSoundType, &_h3, s3);
+	_mixer->pauseHandle(_h3, true);
+
 }
 
 
 void SoundSubsystemDialog::handleCommand(GUI::CommandSender *sender, uint32 cmd, uint32 data) {
+	
 	switch (cmd) {
 		case kPlayChannel1:
 			_buttonArray[0]->setLabel("Pause Channel #1");
 			_buttonArray[0]->setCmd(kPauseChannel1);
-			// TODO: Play music #1 here
+			_mixer->pauseHandle(_h1, false);
 			break;
 		case kPlayChannel2:
 			_buttonArray[1]->setLabel("Pause Channel #2");
 			_buttonArray[1]->setCmd(kPauseChannel2);
+			_mixer->pauseHandle(_h2, false);
 			break;
 		case kPlayChannel3:
 			_buttonArray[2]->setLabel("Pause Channel #3");
 			_buttonArray[2]->setCmd(kPauseChannel3);
+			_mixer->pauseHandle(_h3, false);
 			break;
 		case kPauseChannel1:
 			_buttonArray[0]->setLabel("Play Channel #1");
 			_buttonArray[0]->setCmd(kPlayChannel1);
+			_mixer->pauseHandle(_h1, true);
 			break;
 		case kPauseChannel2:
 			_buttonArray[1]->setLabel("Play Channel #2");
 			_buttonArray[1]->setCmd(kPlayChannel2);
+			_mixer->pauseHandle(_h2, true);
 			break;
 		case kPauseChannel3:
 			_buttonArray[2]->setLabel("Play Channel #3");
 			_buttonArray[2]->setCmd(kPlayChannel3);
+			_mixer->pauseHandle(_h3, true);
 			break;
 		default:
+			_mixer->stopAll();
 			GUI::Dialog::handleCommand(sender, cmd, data);
 	}
 }
 
-bool SoundSubsystem::playPCSpkSound() {
+bool SoundSubsystem::playBeeps() {
+	Testsuite::clearScreen();
+	bool passed = true; 
+	Common::String info = "Testing Sound Output by generating beeps\n"
+	"You should hear a left beep followed by a right beep\n";
+
+	if (Testsuite::handleInteractiveInput(info, "OK", "Skip", kOptionRight)) {
+		Testsuite::logPrintf("Info! Skipping test : Play Beeps\n");
+		return true;
+	}
+	
 	Audio::PCSpeaker *speaker = new Audio::PCSpeaker();
 	Audio::Mixer *mixer = g_system->getMixer();
 	Audio::SoundHandle handle;
 	mixer->playStream(Audio::Mixer::kPlainSoundType, &handle, speaker);
-	speaker->play(Audio::PCSpeaker::kWaveFormSine, 1000, -1);
-	g_system->delayMillis(1000);
+	
+	// Left Beep
+	Testsuite::writeOnScreen("Left Beep", Common::Point(0, 100));
 	mixer->setChannelBalance(handle, -127);
-	g_system->delayMillis(1000);
+	speaker->play(Audio::PCSpeaker::kWaveFormSine, 1000, -1);
+	g_system->delayMillis(500);
+	mixer->pauseHandle(handle, true);
+	
+	if (Testsuite::handleInteractiveInput("Were you able to hear the left beep?", "Yes", "No", kOptionRight)) {
+		Testsuite::logDetailedPrintf("Error! Left Beep couldn't be detected : Error with Mixer::setChannelBalance()\n");
+		passed = false;
+	}
+	
+	// Right Beep
+	Testsuite::writeOnScreen("Right Beep", Common::Point(0, 100));
 	mixer->setChannelBalance(handle, 127);
-	g_system->delayMillis(1000);
+	mixer->pauseHandle(handle, false);
+	g_system->delayMillis(500);
 	mixer->stopAll();
-	return true;
+	
+	if (Testsuite::handleInteractiveInput("Were you able to hear the right beep?", "Yes", "No", kOptionRight)) {
+		Testsuite::logDetailedPrintf("Error! Right Beep couldn't be detected : Error with Mixer::setChannelBalance()\n");
+		passed = false;
+	}
+	return passed;
 }
 
 bool SoundSubsystem::mixSounds() {
@@ -103,7 +158,7 @@ bool SoundSubsystem::mixSounds() {
 }
 
 SoundSubsystemTestSuite::SoundSubsystemTestSuite() {
-	addTest("PCSpkrSound", &SoundSubsystem::playPCSpkSound, true);
+	addTest("SimpleBeeps", &SoundSubsystem::playBeeps, true);
 	addTest("MixSounds", &SoundSubsystem::mixSounds, true);
 }
 
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