Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / libzmpeg3 / a52dec-0.7.3 / include / audio_out.h

diff --git a/cinelerra-5.1/libzmpeg3/a52dec-0.7.3/include/audio_out.h b/cinelerra-5.1/libzmpeg3/a52dec-0.7.3/include/audio_out.h
new file mode 100644 (file)
index 0000000..1b49613
--- /dev/null
+++ b/cinelerra-5.1/libzmpeg3/a52dec-0.7.3/include/audio_out.h
@@ -0,0 +1,64 @@
+/*
+ * audio_out.h
+ * Copyright (C) 2000-2002 Michel Lespinasse <walken@zoy.org>
+ * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
+ *
+ * This file is part of a52dec, a free ATSC A-52 stream decoder.
+ * See http://liba52.sourceforge.net/ for updates.
+ *
+ * a52dec 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 Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * a52dec 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+typedef struct ao_instance_s ao_instance_t;
+
+struct ao_instance_s {
+    int (* setup) (ao_instance_t * instance, int sample_rate, int * flags,
+                  sample_t * level, sample_t * bias);
+    int (* play) (ao_instance_t * instance, int flags, sample_t * samples);
+    void (* close) (ao_instance_t * instance);
+};
+
+typedef ao_instance_t * ao_open_t (void);
+
+typedef struct ao_driver_s {
+    char * name;
+    ao_open_t * open;
+} ao_driver_t;
+
+/* return NULL terminated array of all drivers */
+ao_driver_t * ao_drivers (void);
+
+static inline ao_instance_t * ao_open (ao_open_t * open)
+{
+    return open ();
+}
+
+static inline int ao_setup (ao_instance_t * instance, int sample_rate,
+                           int * flags, sample_t * level, sample_t * bias)
+{
+    return instance->setup (instance, sample_rate, flags, level, bias);
+}
+
+static inline int ao_play (ao_instance_t * instance, int flags,
+                          sample_t * samples)
+{
+    return instance->play (instance, flags, samples);
+}
+
+static inline void ao_close (ao_instance_t * instance)
+{
+    if (instance->close)
+       instance->close (instance);
+}