* #36737: switch back to svn repo, remove assert in sip_transaction.c
diff --git a/jni/pjproject-android/.svn/pristine/7f/7f33155eb56e1b72a0e1bf0b0bfd2282c530e45f.svn-base b/jni/pjproject-android/.svn/pristine/7f/7f33155eb56e1b72a0e1bf0b0bfd2282c530e45f.svn-base
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+/* Copyright (C) 2002 Jean-Marc Valin */
+/**
+ @file speex_jitter.h
+ @brief Adaptive jitter buffer for Speex
+*/
+/*
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ - Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+
+ - Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ - Neither the name of the Xiph.org Foundation nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+#ifndef SPEEX_JITTER_H
+#define SPEEX_JITTER_H
+/** @defgroup JitterBuffer JitterBuffer: Adaptive jitter buffer
+ * This is the jitter buffer that reorders UDP/RTP packets and adjusts the buffer size
+ * to maintain good quality and low latency.
+ * @{
+ */
+
+#include "speex/speex_types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Generic adaptive jitter buffer state */
+struct JitterBuffer_;
+
+/** Generic adaptive jitter buffer state */
+typedef struct JitterBuffer_ JitterBuffer;
+
+/** Definition of an incoming packet */
+typedef struct _JitterBufferPacket JitterBufferPacket;
+
+/** Definition of an incoming packet */
+struct _JitterBufferPacket {
+ char *data; /**< Data bytes contained in the packet */
+ spx_uint32_t len; /**< Length of the packet in bytes */
+ spx_uint32_t timestamp; /**< Timestamp for the packet */
+ spx_uint32_t span; /**< Time covered by the packet (same units as timestamp) */
+ spx_uint16_t sequence; /**< RTP Sequence number if available (0 otherwise) */
+ spx_uint32_t user_data; /**< Put whatever data you like here (it's ignored by the jitter buffer) */
+};
+
+/** Packet has been retrieved */
+#define JITTER_BUFFER_OK 0
+/** Packet is lost or is late */
+#define JITTER_BUFFER_MISSING 1
+/** A "fake" packet is meant to be inserted here to increase buffering */
+#define JITTER_BUFFER_INSERTION 2
+/** There was an error in the jitter buffer */
+#define JITTER_BUFFER_INTERNAL_ERROR -1
+/** Invalid argument */
+#define JITTER_BUFFER_BAD_ARGUMENT -2
+
+
+/** Set minimum amount of extra buffering required (margin) */
+#define JITTER_BUFFER_SET_MARGIN 0
+/** Get minimum amount of extra buffering required (margin) */
+#define JITTER_BUFFER_GET_MARGIN 1
+/* JITTER_BUFFER_SET_AVAILABLE_COUNT wouldn't make sense */
+
+/** Get the amount of available packets currently buffered */
+#define JITTER_BUFFER_GET_AVAILABLE_COUNT 3
+/** Included because of an early misspelling (will remove in next release) */
+#define JITTER_BUFFER_GET_AVALIABLE_COUNT 3
+
+/** Assign a function to destroy unused packet. When setting that, the jitter
+ buffer no longer copies packet data. */
+#define JITTER_BUFFER_SET_DESTROY_CALLBACK 4
+/** */
+#define JITTER_BUFFER_GET_DESTROY_CALLBACK 5
+
+/** Tell the jitter buffer to only adjust the delay in multiples of the step parameter provided */
+#define JITTER_BUFFER_SET_DELAY_STEP 6
+/** */
+#define JITTER_BUFFER_GET_DELAY_STEP 7
+
+/** Tell the jitter buffer to only do concealment in multiples of the size parameter provided */
+#define JITTER_BUFFER_SET_CONCEALMENT_SIZE 8
+#define JITTER_BUFFER_GET_CONCEALMENT_SIZE 9
+
+/** Absolute max amount of loss that can be tolerated regardless of the delay. Typical loss
+ should be half of that or less. */
+#define JITTER_BUFFER_SET_MAX_LATE_RATE 10
+#define JITTER_BUFFER_GET_MAX_LATE_RATE 11
+
+/** Equivalent cost of one percent late packet in timestamp units */
+#define JITTER_BUFFER_SET_LATE_COST 12
+#define JITTER_BUFFER_GET_LATE_COST 13
+
+
+/** Initialises jitter buffer
+ *
+ * @param step_size Starting value for the size of concleanment packets and delay
+ adjustment steps. Can be changed at any time using JITTER_BUFFER_SET_DELAY_STEP
+ and JITTER_BUFFER_GET_CONCEALMENT_SIZE.
+ * @return Newly created jitter buffer state
+ */
+JitterBuffer *jitter_buffer_init(int step_size);
+
+/** Restores jitter buffer to its original state
+ *
+ * @param jitter Jitter buffer state
+ */
+void jitter_buffer_reset(JitterBuffer *jitter);
+
+/** Destroys jitter buffer
+ *
+ * @param jitter Jitter buffer state
+ */
+void jitter_buffer_destroy(JitterBuffer *jitter);
+
+/** Put one packet into the jitter buffer
+ *
+ * @param jitter Jitter buffer state
+ * @param packet Incoming packet
+*/
+void jitter_buffer_put(JitterBuffer *jitter, const JitterBufferPacket *packet);
+
+/** Get one packet from the jitter buffer
+ *
+ * @param jitter Jitter buffer state
+ * @param packet Returned packet
+ * @param desired_span Number of samples (or units) we wish to get from the buffer (no guarantee)
+ * @param current_timestamp Timestamp for the returned packet
+*/
+int jitter_buffer_get(JitterBuffer *jitter, JitterBufferPacket *packet, spx_int32_t desired_span, spx_int32_t *start_offset);
+
+/** Used right after jitter_buffer_get() to obtain another packet that would have the same timestamp.
+ * This is mainly useful for media where a single "frame" can be split into several packets.
+ *
+ * @param jitter Jitter buffer state
+ * @param packet Returned packet
+ */
+int jitter_buffer_get_another(JitterBuffer *jitter, JitterBufferPacket *packet);
+
+/** Get pointer timestamp of jitter buffer
+ *
+ * @param jitter Jitter buffer state
+*/
+int jitter_buffer_get_pointer_timestamp(JitterBuffer *jitter);
+
+/** Advance by one tick
+ *
+ * @param jitter Jitter buffer state
+*/
+void jitter_buffer_tick(JitterBuffer *jitter);
+
+/** Telling the jitter buffer about the remaining data in the application buffer
+ * @param jitter Jitter buffer state
+ * @param rem Amount of data buffered by the application (timestamp units)
+ */
+void jitter_buffer_remaining_span(JitterBuffer *jitter, spx_uint32_t rem);
+
+/** Used like the ioctl function to control the jitter buffer parameters
+ *
+ * @param jitter Jitter buffer state
+ * @param request ioctl-type request (one of the JITTER_BUFFER_* macros)
+ * @param ptr Data exchanged to-from function
+ * @return 0 if no error, -1 if request in unknown
+*/
+int jitter_buffer_ctl(JitterBuffer *jitter, int request, void *ptr);
+
+int jitter_buffer_update_delay(JitterBuffer *jitter, JitterBufferPacket *packet, spx_int32_t *start_offset);
+
+/* @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif