Enable OSS midi in

3 files changed, 114 insertions, 2 deletions

diff --git a/configure.ac b/configure.ac
index 7d67a22..f323db2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -359,7 +359,44 @@ AS_IF(
      have_input_midifile=no]
   )
 
-  INPUT_PLUGINS="midifile jackmidi dummy test"
+  dnl *** oss
+  case $host_os in
+    freebsd*)
+      enable_oss_midi_value=yes
+      ;;
+    *)
+      enable_oss_midi_value=no
+      ;;
+  esac
+  AC_ARG_ENABLE([input_oss],
+    AS_HELP_STRING(
+      [--disable-input-oss],
+      [Disable input oss plugin [enabled by default on FreeBSD, disabled otherwise]]),,
+    [enable_input_ossmidi=$enable_oss_midi_value]
+  )
+
+  AS_IF(
+    [test "x$enable_input_ossmidi" = "xyes"],
+    [AC_MSG_CHECKING(for OSS in)
+      AC_COMPILE_IFELSE(
+        [AC_LANG_SOURCE([[
+          #include <sys/soundcard.h>
+          #ifndef AFMT_S32_NE
+          # error no oss
+          #endif
+        ]])],
+        [
+          have_input_ossmidi=yes
+          AC_MSG_RESULT(yes)
+        ],
+        [AC_MSG_FAILURE([no OSS headers found])]
+    )],
+
+    [AC_MSG_RESULT([*** input ossmidi plugin disabled per user request ***])
+    have_input_ossmidi=no]
+  )
+
+  INPUT_PLUGINS="midifile jackmidi dummy test ossmidi"
   AC_SUBST(INPUT_PLUGINS)
 
   dnl ***
@@ -441,7 +478,7 @@ AS_IF(
 
   AS_IF(
     [test "x$enable_output_oss" = "xyes"],
-    [AC_MSG_CHECKING(for OSS)
+    [AC_MSG_CHECKING(for OSS out)
       AC_COMPILE_IFELSE(
         [AC_LANG_SOURCE([[
           #include <sys/soundcard.h>
diff --git a/drumgizmo/input/ossmidi.cc b/drumgizmo/input/ossmidi.cc
index 16c2e2d..024415e 100644
--- a/drumgizmo/input/ossmidi.cc
+++ b/drumgizmo/input/ossmidi.cc
@@ -25,4 +25,54 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  */
 #include "ossmidi.h"
+#include <iostream>
+
+
+OSSInputEngine::OSSInputEngine()
+{
+}
+
+OSSInputEngine::~OSSInputEngine()
+{
+}
+
+bool OSSInputEngine::init(const Instruments& instruments)
+{
+	return true;
+}
+
+void OSSInputEngine::setParm(const std::string& parm, const std::string& value)
+{
+	if(parm == "dev")
+	{
+		dev = value;
+    std::cout << "dev = " << dev << std::endl;
+	}
+}
+
+bool OSSInputEngine::start()
+{
+	return true;
+}
+
+void OSSInputEngine::stop()
+{
+}
+
+void OSSInputEngine::pre()
+{
+}
+
+void OSSInputEngine::run(size_t pos, size_t len, std::vector<event_t>& events)
+{
+}
+
+void OSSInputEngine::post()
+{
+}
+
+bool OSSInputEngine::isFreewheeling() const
+{
+	return false;
+}
 
diff --git a/drumgizmo/input/ossmidi.h b/drumgizmo/input/ossmidi.h
index a5f64b6..41cfb2b 100644
--- a/drumgizmo/input/ossmidi.h
+++ b/drumgizmo/input/ossmidi.h
@@ -25,3 +25,28 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  */
 #pragma once
+#include <audioinputengine.h>
+
+class OSSInputEngine
+	: public AudioInputEngine
+{
+public:
+	OSSInputEngine();
+	~OSSInputEngine();
+
+	// based on AudioInputEngine
+	bool init(const Instruments& instruments) override;
+	void setParm(const std::string& parm, const std::string& value) override;
+	bool start() override;
+	void stop() override;
+	void pre() override;
+	void run(size_t pos, size_t len, std::vector<event_t>& events) override;
+	void post() override;
+	bool isFreewheeling() const override;
+
+private:
+	std::string dev;
+	int fd;
+	std::size_t pos;
+	std::vector<event_t> events;
+};