X-Git-Url: http://git.eversberg.eu/gitweb.cgi?p=lcr.git;a=blobdiff_plain;f=bchannel.h;h=55ce3238b0892c88094a37c3df13eacf2a211995;hp=f7b3860cdebc051868cf61d84677e00936772768;hb=fd78bba4a896ef5f23147aab67254ac118e10d7d;hpb=d2b113f2c4f11acfaee1b2e0fd2f03744a89f6d4

diff --git a/bchannel.h b/bchannel.h
index f7b3860..55ce323 100644
--- a/bchannel.h
+++ b/bchannel.h
@@ -9,12 +9,18 @@
 **                                                                           **
 \*****************************************************************************/ 
 
+/* this test produces a test tone to test gaps in audio stream */
+//#define SEAMLESS_TEST
+
+#define QUEUE_BUFFER_SIZE		8192 /* must be the power of two */
+#define QUEUE_BUFFER_MAX		4096 /* half of size */
 
 struct bchannel {
 	struct bchannel *next;
 	struct chan_call *call;		/* link to call process */
 	unsigned int handle;		/* handle for stack id */
 	int b_sock;			/* socket for b-channel */
+	struct lcr_fd lcr_fd;		/* socket register */
 	int b_mode;			/* dsp, raw, dsphdlc */
 	int b_state;
 	int b_txdata;
@@ -30,6 +36,15 @@ struct bchannel {
 	int b_dtmf;
 	int b_bf_len;
 	unsigned char b_bf_key[128];
+	int nodsp_queue;		/* enables nodsp_queue_buffer */
+	unsigned char nodsp_queue_buffer[QUEUE_BUFFER_SIZE];
+					/* buffer for seamless transmission */
+	unsigned int nodsp_queue_in, nodsp_queue_out;
+					/* in and out pointers */
+	int queue_sent;			/* data for mISDN was not confrmed yet */
+#ifdef SEAMLESS_TEST
+	int test;
+#endif
 };
 
 
@@ -39,7 +54,7 @@ extern pid_t bchannel_pid;
 int bchannel_initialize(void);
 void bchannel_deinitialize(void);
 void bchannel_destroy(struct bchannel *bchannel);
-int bchannel_create(struct bchannel *channel, int mode);
+int bchannel_create(struct bchannel *channel, int mode, int queue);
 void bchannel_activate(struct bchannel *channel, int activate);
 void bchannel_transmit(struct bchannel *channel, unsigned char *data, int len);
 void bchannel_join(struct bchannel *channel, unsigned short id);
@@ -47,7 +62,6 @@ void bchannel_dtmf(struct bchannel *channel, int on);
 void bchannel_blowfish(struct bchannel *bchannel, unsigned char *key, int len);
 void bchannel_pipeline(struct bchannel *bchannel, char *pipeline);
 void bchannel_gain(struct bchannel *bchannel, int gain, int tx);
-int bchannel_handle(void);
 struct bchannel *find_bchannel_handle(unsigned int handle);
 //struct bchannel *find_bchannel_ref(unsigned int ref);
 struct bchannel *alloc_bchannel(unsigned int handle);