From 1ba1998223ad88ce89018e7b72adc7c0560bf2d6 Mon Sep 17 00:00:00 2001
From: Nicolay Korslund <korslund@gmail.com>
Date: Fri, 13 Aug 2010 16:12:57 +0200
Subject: [PATCH] Added niceified openal+ffmpeg handler, with test

---
 sound/filters/openal_audiere.hpp          |  4 +-
 sound/filters/openal_ffmpeg.hpp           | 23 ++++++++++
 sound/tests/Makefile                      |  5 ++-
 sound/tests/openal_ffmpeg_test.cpp        | 52 +++++++++++++++++++++++
 sound/tests/output/openal_ffmpeg_test.out |  2 +
 5 files changed, 83 insertions(+), 3 deletions(-)
 create mode 100644 sound/filters/openal_ffmpeg.hpp
 create mode 100644 sound/tests/openal_ffmpeg_test.cpp
 create mode 100644 sound/tests/output/openal_ffmpeg_test.out

diff --git a/sound/filters/openal_audiere.hpp b/sound/filters/openal_audiere.hpp
index 5b62bd11b1..5b9b518249 100644
--- a/sound/filters/openal_audiere.hpp
+++ b/sound/filters/openal_audiere.hpp
@@ -1,5 +1,5 @@
-#ifndef MANGLE_FFMPEG_OPENAL_H
-#define MANGLE_FFMPEG_OPENAL_H
+#ifndef MANGLE_AUDIERE_OPENAL_H
+#define MANGLE_AUDIERE_OPENAL_H
 
 #include "input_filter.hpp"
 #include "../sources/audiere_source.hpp"
diff --git a/sound/filters/openal_ffmpeg.hpp b/sound/filters/openal_ffmpeg.hpp
new file mode 100644
index 0000000000..42c76af0cd
--- /dev/null
+++ b/sound/filters/openal_ffmpeg.hpp
@@ -0,0 +1,23 @@
+#ifndef MANGLE_FFMPEG_OPENAL_H
+#define MANGLE_FFMPEG_OPENAL_H
+
+#include "input_filter.hpp"
+#include "../sources/ffmpeg_source.hpp"
+#include "../outputs/openal_out.hpp"
+
+namespace Mangle {
+namespace Sound {
+
+/// A InputFilter that adds ffmpeg decoding to OpenAL.
+class OpenAL_FFMpeg_Factory : public InputFilter
+{
+ public:
+  OpenAL_FFMpeg_Factory()
+    {
+      set(SoundFactoryPtr(new OpenAL_Factory),
+          SampleSourceLoaderPtr(new FFMpegLoader));
+    }
+};
+
+}}
+#endif
diff --git a/sound/tests/Makefile b/sound/tests/Makefile
index 79c2ecaf81..a23f18025f 100644
--- a/sound/tests/Makefile
+++ b/sound/tests/Makefile
@@ -1,6 +1,6 @@
 GCC=g++ -I../
 
-all: audiere_source_test ffmpeg_source_test openal_output_test openal_audiere_test
+all: audiere_source_test ffmpeg_source_test openal_output_test openal_audiere_test openal_ffmpeg_test
 
 L_FFMPEG=$(shell pkg-config --libs libavcodec libavformat)
 L_OPENAL=$(shell pkg-config --libs openal)
@@ -9,6 +9,9 @@ L_AUDIERE=-laudiere
 openal_audiere_test: openal_audiere_test.cpp ../sources/audiere_source.cpp ../outputs/openal_out.cpp ../../stream/clients/audiere_file.cpp
 	$(GCC) $^ -o $@ $(L_AUDIERE) $(L_OPENAL)
 
+openal_ffmpeg_test: openal_ffmpeg_test.cpp ../sources/ffmpeg_source.cpp ../outputs/openal_out.cpp
+	$(GCC) $^ -o $@ $(L_FFMPEG) $(L_OPENAL)
+
 openal_output_test: openal_output_test.cpp ../outputs/openal_out.cpp
 	$(GCC) $^ -o $@ $(L_OPENAL)
 
diff --git a/sound/tests/openal_ffmpeg_test.cpp b/sound/tests/openal_ffmpeg_test.cpp
new file mode 100644
index 0000000000..d4b8e93003
--- /dev/null
+++ b/sound/tests/openal_ffmpeg_test.cpp
@@ -0,0 +1,52 @@
+#include <iostream>
+#include <exception>
+
+#include "../../stream/servers/file_stream.hpp"
+#include "../filters/openal_ffmpeg.hpp"
+
+using namespace std;
+using namespace Mangle::Stream;
+using namespace Mangle::Sound;
+
+OpenAL_FFMpeg_Factory mg;
+
+void play(const char* name, bool stream=false)
+{
+  // Only load streams if the backend supports it
+  if(stream && !mg.canLoadStream)
+    return;
+
+  cout << "Playing " << name;
+  if(stream) cout << " (from stream)";
+  cout << "\n";
+
+  SoundPtr snd;
+
+  try
+    {
+      if(stream)
+        snd = mg.load(StreamPtr(new FileStream(name)));
+      else
+        snd = mg.load(name);
+
+      snd->play();
+
+      while(snd->isPlaying())
+        {
+          usleep(10000);
+          if(mg.needsUpdate) mg.update();
+        }
+    }
+  catch(exception &e)
+    {
+      cout << "  ERROR: " << e.what() << "\n";
+    }
+}
+
+int main()
+{
+  play("cow.wav");
+  play("owl.ogg");
+  play("cow.wav", true);
+  return 0;
+}
diff --git a/sound/tests/output/openal_ffmpeg_test.out b/sound/tests/output/openal_ffmpeg_test.out
new file mode 100644
index 0000000000..96e1db0f9a
--- /dev/null
+++ b/sound/tests/output/openal_ffmpeg_test.out
@@ -0,0 +1,2 @@
+Playing cow.wav
+Playing owl.ogg