add slinfactory object, and change app_chanspy to use it (bug #4724)

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@6177 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 47 insertions, 0 deletions

diff --git a/include/asterisk/slinfactory.h b/include/asterisk/slinfactory.h
new file mode 100755
index 000000000..95c655cb2
--- /dev/null
+++ b/include/asterisk/slinfactory.h
@@ -0,0 +1,47 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * A machine to gather up arbitrary frames and convert them
+ * to raw slinear on demand.
+ * 
+ * Copyright (C) 2005, Anthony Minessale II.
+ *
+ * Anthony Minessale <anthmct@yahoo.com>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+
+#ifndef _ASTERISK_SLINFACTORY_H
+#define _ASTERISK_SLINFACTORY_H
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+struct ast_slinfactory {
+	struct ast_frame *queue;
+	struct ast_trans_pvt *trans;
+	short hold[1280];
+	short *offset;
+	size_t holdlen;
+	int size;
+	int format;
+};
+
+void ast_slinfactory_init(struct ast_slinfactory *sf);
+void ast_slinfactory_destroy(struct ast_slinfactory *sf);
+int ast_slinfactory_feed(struct ast_slinfactory *sf, struct ast_frame *f);
+int ast_slinfactory_read(struct ast_slinfactory *sf, short *buf, size_t bytes);
+		 
+
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}
+#endif
+
+#endif