1 /* ------------------------------------------------------------------ 2 * Copyright (C) 1998-2009 PacketVideo 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 13 * express or implied. 14 * See the License for the specific language governing permissions 15 * and limitations under the License. 16 * ------------------------------------------------------------------- 17 */ 18 #ifndef PVMF_SM_TUNABLES_H_INCLUDED 19 #define PVMF_SM_TUNABLES_H_INCLUDED 20 21 #ifndef PVMF_STREAMING_MEM_CONFIG_H_INCLUDED 22 #include "pvmf_streaming_mem_config.h" 23 #endif 24 25 /** 26 * This file contains all the tunable parameters in streaming manager 27 * and its children nodes. These are compile time constants for now 28 * and once we have the capability and config interface implemented 29 * for all the nodes, these would be configured thru that interface 30 */ 31 32 /* 33 * Streaming Manager Node config constants 34 */ 35 36 37 /* 38 * Session Controller Node config constants 39 */ 40 41 /* 42 * Jitter Buffer Node config constants 43 */ 44 #define PVMF_JITTER_BUFFER_NODE_MEDIA_MSG_SIZE 128 45 46 #define DEFAULT_MAX_INACTIVITY_DURATION_IN_MS 70000 47 48 #define DEFAULT_NUM_FRAGMENTS_IN_MEDIA_MSG 1 49 50 #define DEFAULT_NUM_MEDIA_MSGS_IN_JITTER_BUFFER 2048 //64 51 52 #define PVMF_JITTER_BUFFER_NODE_THINNING_PERCENT 10 53 54 #define PVMF_JITTER_BUFFER_NODE_THINNING_LIVE_INTERVAL_MS 300000 55 56 #define PVMF_JITTER_BUFFER_NODE_THINNING_MIN_DURATION_MS 300000 57 58 /* Percentage of the jitter buffer occupancy */ 59 /* High water mark is in terms of buffer occupancy */ 60 /* Low water mark is in terms of time */ 61 #define DEFAULT_JITTER_BUFFER_HIGH_WATER_MARK 0.80 62 #define DEFAULT_JITTER_BUFFER_LOW_WATER_MARK 0.40 63 64 #if (PMVF_JITTER_BUFFER_NODE_USE_NO_RESIZE_ALLOC) 65 #define MAX_SOCKET_BUFFER_SIZE 1500 66 #else 67 //This should be the same size as DEFAULT_RTPPACKETSOURCE_TCP_BUFFER_SIZE. 68 #define MAX_SOCKET_BUFFER_SIZE (16*1024) 69 #define MIN_SOCKET_BUFFER_SIZE (2*1024) 70 #endif 71 #define MAX_FEEDBACK_SOCKET_BUFFER_SIZE (1500) 72 73 /* Based on 128 Kbps for a jitter of 7 seconds */ 74 #define DEFAULT_RTP_SOCKET_MEM_POOL_SIZE_IN_BYTES 112000 75 //This must be 2*MAX_SOCKET_BUFFER_SIZE because the PS Node allocates 76 //MAX_SOCKET_BUFFER_SIZE for receive data per request. It must be at least 2x 77 //to prevent packet loss due to out-of-memory because the PS Node will 78 //immediately requests the next packet when one comes in but before the 79 //previous packet is consumed. 80 #define DEFAULT_RTCP_SOCKET_MEM_POOL_SIZE_IN_BYTES (2 * MAX_SOCKET_BUFFER_SIZE) 81 /* Expressed as a percentage to account for PVMF media msg overhead */ 82 #define PVMF_JITTER_BUFFER_NODE_MEM_POOL_OVERHEAD 10 83 //This should be at least 2x the max socket buffer size to prevent 84 //packet loss due to waiting for free buffers. 85 #define MIN_RTP_SOCKET_MEM_POOL_SIZE_IN_BYTES (8 * MAX_SOCKET_BUFFER_SIZE) 86 #define SOCKET_MEM_POOL_OVERHEAD_IN_BYTES 256 87 88 // ************* PVMFSMSharedBufferAllocWithReSize constants 89 90 // default number of times we can add another buffer 91 #define DEFAULT_MAX_NUM_SOCKETMEMPOOL_RESIZES 1 // allow one resize only 92 #define MAX_NUM_SOCKETMEMPOOL_RESIZES 1000 93 #define MIN_NUM_SOCKETMEMPOOL_RESIZES 0 94 95 // default size of added buffers 96 #define DEFAULT_MAX_SOCKETMEMPOOL_RESIZELEN_FEEDBACK_PORT \ 97 MIN_RTP_SOCKET_MEM_POOL_SIZE_IN_BYTES 98 #define DEFAULT_MAX_SOCKETMEMPOOL_RESIZELEN_INPUT_PORT \ 99 (MIN_RTP_SOCKET_MEM_POOL_SIZE_IN_BYTES + 2*MAX_SOCKET_BUFFER_SIZE) 100 101 #define MIN_SOCKETMEMPOOL_RESIZELEN_INPUT_PORT 0 102 #define MAX_SOCKETMEMPOOL_RESIZELEN_INPUT_PORT 128*1024 103 104 // ************* 105 106 #define MAX_RTCP_SOURCES 31 107 #define MAX_RTCP_BLOCK_SIZE 512 108 #define DEFAULT_RTCP_MEM_POOL_BUFFERS 4 109 #define RTCP_RAND_SEED 666 110 111 #define MIN_RTSP_SERVER_INACTIVITY_TIMEOUT_IN_SEC 1 112 #define MAX_RTSP_SERVER_INACTIVITY_TIMEOUT_IN_SEC 300 113 114 // RTCP INTERVAL related 115 #define DEFAULT_RTCP_INTERVAL_USEC 1000000 116 #define DEFAULT_RTCP_INTERVAL_SEC 1 117 #define RTCP_FIXED_INTERVAL_MODE 1 118 119 120 #define DEFAULT_JITTER_BUFFER_DURATION_IN_MS 4000 121 #define MAX_JITTER_BUFFER_DURATION_IN_MS 100000 122 #define MIN_JITTER_BUFFER_DURATION_IN_MS 1000 123 124 #define DEFAULT_JITTER_BUFFER_UNDERFLOW_THRESHOLD_IN_MS 500 125 #define DEFAULT_PLAY_BACK_THRESHOLD_IN_MS 250 126 #define DEFAULT_ESTIMATED_SERVER_KEEPAHEAD_FOR_OOO_SYNC_IN_MS 500 127 128 /* Status event happends at 5 Hz (200 msec) intervals */ 129 #define PVMF_JITTER_BUFFER_BUFFERING_STATUS_EVENT_FREQUENCY 5 130 #define PVMF_JITTER_BUFFER_BUFFERING_STATUS_EVENT_CYCLES 1 131 132 #define PVMF_JITTER_BUFFER_NODE_SESSION_DURATION_MONITORING_INTERVAL_MAX_IN_MS (10*60*1000) 133 134 /* Non-resizable allocator related constants */ 135 #define PVMF_JB_NO_RESIZE_ALLOC_NUM_CHUNKS_RTP 256 136 #define PVMF_JB_NO_RESIZE_ALLOC_NUM_CHUNKS_FB 16 137 #define PVMF_JB_NO_RESIZE_ALLOC_CHUNK_SIZE (MAX_SOCKET_BUFFER_SIZE + 128) 138 139 #define PVMF_EOS_TIMER_GAURD_BAND_IN_MS 200 140 141 /* Firewall packet related */ 142 #define PVMF_JITTER_BUFFER_NODE_DEFAULT_FIREWALL_PKT_ATTEMPTS 3 143 #define PVMF_JITTER_BUFFER_NODE_MAX_FIREWALL_PKT_SIZE 8 144 #define PVMF_JITTER_BUFFER_NODE_FIREWALL_PKT_MEMPOOL_SIZE 256 145 #define PVMF_JITTER_BUFFER_NODE_FIREWALL_PKT_DEFAULT_SERVER_RESPONSE_TIMEOUT_IN_MS 1000 146 #define PVMF_JITTER_BUFFER_NODE_MAX_RTP_FIREWALL_PKT_SIZE 12 147 #define PVMF_JITTER_BUFFER_NODE_FIREWALL_PKT_DEFAULT_PAUSE_DURATION_IN_MS 20000 148 149 #define JITTERBUFFERNODE_MAX_RUNL_TIME_IN_MS 25 150 151 #define PVMF_SM_MSHTTP_NODE_DEFAULT_JITTER_BUFFER_SIZE (2*1024*1024) 152 /* Media layer node related */ 153 #define MEDIALAYERNODE_MAXNUM_MEDIA_DATA 10 154 #define MEDIALAYERNODE_MAX_RUNL_TIME_IN_MS 25 155 156 /* Jitter buffer overflow related */ 157 #define CONSECUTIVE_LOW_BUFFER_COUNT_THRESHOLD 100 158 #define MIN_PERCENT_OCCUPANCY_THRESHOLD 10 159 #define JITTER_BUFFER_DURATION_MULTIPLIER_THRESHOLD 1.5 160 #endif 161 162 163
