roar_vs support.

Makefile

@@ -16,6 +16,10 @@ ifeq ($(BUILD_ALSA), 1)
    OBJ += alsa.o
    LIBS += -lasound
 endif
+ifeq ($(BUILD_ROAR), 1)
+   OBJ += roar.o
+   LIBS += -lroar
+endif
 
 ifeq ($(BUILD_OPENGL), 1)
    OBJ += gl.o
@@ -25,7 +29,7 @@ ifeq ($(BUILD_FILTER), 1)
    OBJ += hqflt/hq.o
 endif
 
-CFLAGS = -Wall -O3 -march=native -std=c99
+CFLAGS = -Wall -O3 -march=native -std=gnu99
 
 
 

config.h

@@ -35,6 +35,7 @@
 #define AUDIO_RSOUND 1
 #define AUDIO_OSS 2
 #define AUDIO_ALSA 3
+#define AUDIO_ROAR 4
 ////////////////////////
 
 // Chooses which video and audio subsystem to use. Remember to update config.mk if you change these.

config.mk

@@ -5,6 +5,7 @@ BUILD_FILTER = 0
 BUILD_RSOUND = 0
 BUILD_OSS = 0
 BUILD_ALSA = 1
+BUILD_ROAR = 0
 
 
 PREFIX = /usr/local

roar.c

@@ -0,0 +1,92 @@
+/*  SSNES - A Super Ninteno Entertainment System (SNES) Emulator frontend for libsnes.
+ *  Copyright (C) 2010 - Hans-Kristian Arntzen
+ *
+ *  Some code herein may be based on code found in BSNES.
+ * 
+ *  SSNES is free software: you can redistribute it and/or modify it under the terms
+ *  of the GNU General Public License as published by the Free Software Found-
+ *  ation, either version 3 of the License, or (at your option) any later version.
+ *
+ *  SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ *  without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ *  PURPOSE.  See the GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along with SSNES.
+ *  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "driver.h"
+#include <stdlib.h>
+#include <roaraudio.h>
+#include <errno.h>
+#include <stdio.h>
+
+static void* __roar_init(const char* device, int rate, int latency)
+{
+   int err;
+   roar_vs_t *vss;
+   if ( (vss = roar_vs_new_simple(NULL, NULL, rate, 2, ROAR_CODEC_PCM_S_LE, 16, ROAR_DIR_PLAY, &err)) == NULL )
+   {
+      fprintf(stderr, "roar_vs: \"%s\"\n", roar_vs_strerr(err));
+      return NULL;
+   }
+
+   return vss;
+}
+
+static ssize_t __roar_write(void* data, const void* buf, size_t size)
+{
+   roar_vs_t *vss = data;
+
+   if ( size == 0 )
+      return 0;
+
+   int err;
+   if (roar_vs_write(vss, buf, size, &err) < 0)
+   {
+      if (err == ROAR_ERROR_NONE)
+         return 0;
+      return -1;
+   }
+
+   return size;
+}
+
+static bool __roar_stop(void *data)
+{
+   return true;
+}
+
+static void __roar_set_nonblock_state(void *data, bool state)
+{
+   roar_vs_t *vss = data;
+   if (roar_vs_blocking(vss, (state) ? ROAR_VS_FALSE : ROAR_VS_TRUE, NULL) < 0)
+      fprintf(stderr, "SSNES [ERROR]: Can't set nonblocking. Will not be able to fast-forward.\n");
+}
+
+static bool __roar_start(void *data)
+{
+   return true;
+}
+
+static void __roar_free(void *data)
+{
+   roar_vs_t *vss = data;
+   roar_vs_close(vss, ROAR_VS_TRUE, NULL);
+}
+
+const audio_driver_t audio_roar = {
+   .init = __roar_init,
+   .write = __roar_write,
+   .stop = __roar_stop,
+   .start = __roar_start,
+   .set_nonblock_state = __roar_set_nonblock_state,
+   .free = __roar_free
+};
+
+   
+
+
+   
+   

ssnes.c

@@ -36,6 +36,7 @@ static SRC_STATE* source = NULL;
 extern const audio_driver_t audio_rsound;
 extern const audio_driver_t audio_oss;
 extern const audio_driver_t audio_alsa;
+extern const audio_driver_t audio_roar;
 extern const video_driver_t video_gl;
 ////////////////////////////////////////////////
 
@@ -52,6 +53,8 @@ static driver_t driver = {
    .audio = &audio_oss,
 #elif AUDIO_DRIVER == AUDIO_ALSA
    .audio = &audio_alsa,
+#elif AUDIO_DRIVER == AUDIO_ROAR
+   .audio = &audio_roar,
 #else
 #error "Define a valid audio driver in config.h"
 #endif