1 /* 2 * FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application 3 * Copyright (C) 2005-2014, Anthony Minessale II <anthm@freeswitch.org> 4 * 5 * Version: MPL 1.1 6 * 7 * The contents of this file are subject to the Mozilla Public License Version 8 * 1.1 (the "License"); you may not use this file except in compliance with 9 * the License. You may obtain a copy of the License at 10 * http://www.mozilla.org/MPL/ 11 * 12 * Software distributed under the License is distributed on an "AS IS" basis, 13 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 14 * for the specific language governing rights and limitations under the 15 * License. 16 * 17 * The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application 18 * 19 * The Initial Developer of the Original Code is 20 * Anthony Minessale II <anthm@freeswitch.org> 21 * Portions created by the Initial Developer are Copyright (C) 22 * the Initial Developer. All Rights Reserved. 23 * 24 * Contributor(s): 25 * 26 * Anthony Minessale II <anthm@freeswitch.org> 27 * 28 * switch_jitterbuffer.h -- Audio/Video Jitter Buffer 29 * 30 */ 31 32 33 #ifndef SWITCH_VIDDERBUFFER_H 34 #define SWITCH_VIDDERBUFFER_H 35 36 typedef enum { 37 SJB_QUEUE_ONLY = (1 << 0) 38 } switch_jb_flag_t; 39 40 typedef enum { 41 SJB_VIDEO = 0, 42 SJB_AUDIO, 43 SJB_TEXT 44 } switch_jb_type_t; 45 46 47 SWITCH_BEGIN_EXTERN_C 48 SWITCH_DECLARE(switch_status_t) switch_jb_create(switch_jb_t **jbp, switch_jb_type_t type, 49 uint32_t min_frame_len, uint32_t max_frame_len, switch_memory_pool_t *pool); 50 SWITCH_DECLARE(switch_status_t) switch_jb_set_frames(switch_jb_t *jb, uint32_t min_frame_len, uint32_t max_frame_len); 51 SWITCH_DECLARE(switch_status_t) switch_jb_peek_frame(switch_jb_t *jb, uint32_t ts, uint16_t seq, int peek, switch_frame_t *frame); 52 SWITCH_DECLARE(switch_status_t) switch_jb_get_frames(switch_jb_t *jb, uint32_t *min_frame_len, uint32_t *max_frame_len, uint32_t *cur_frame_len, uint32_t *highest_frame_len); 53 SWITCH_DECLARE(switch_status_t) switch_jb_destroy(switch_jb_t **jbp); 54 SWITCH_DECLARE(void) switch_jb_reset(switch_jb_t *jb); 55 SWITCH_DECLARE(void) switch_jb_debug_level(switch_jb_t *jb, uint8_t level); 56 SWITCH_DECLARE(int) switch_jb_frame_count(switch_jb_t *jb); 57 SWITCH_DECLARE(int) switch_jb_poll(switch_jb_t *jb); 58 SWITCH_DECLARE(switch_status_t) switch_jb_put_packet(switch_jb_t *jb, switch_rtp_packet_t *packet, switch_size_t len); 59 SWITCH_DECLARE(switch_size_t) switch_jb_get_last_read_len(switch_jb_t *jb); 60 SWITCH_DECLARE(switch_status_t) switch_jb_get_packet(switch_jb_t *jb, switch_rtp_packet_t *packet, switch_size_t *len); 61 SWITCH_DECLARE(uint32_t) switch_jb_pop_nack(switch_jb_t *jb); 62 SWITCH_DECLARE(switch_status_t) switch_jb_get_packet_by_seq(switch_jb_t *jb, uint16_t seq, switch_rtp_packet_t *packet, switch_size_t *len); 63 SWITCH_DECLARE(void) switch_jb_set_session(switch_jb_t *jb, switch_core_session_t *session); 64 SWITCH_DECLARE(void) switch_jb_ts_mode(switch_jb_t *jb, uint32_t samples_per_frame, uint32_t samples_per_second); 65 SWITCH_DECLARE(void) switch_jb_set_flag(switch_jb_t *jb, switch_jb_flag_t flag); 66 SWITCH_DECLARE(void) switch_jb_clear_flag(switch_jb_t *jb, switch_jb_flag_t flag); 67 SWITCH_DECLARE(uint32_t) switch_jb_get_nack_success(switch_jb_t *jb); 68 SWITCH_DECLARE(uint32_t) switch_jb_get_packets_per_frame(switch_jb_t *jb); 69 70 SWITCH_END_EXTERN_C 71 #endif 72 73 /* For Emacs: 74 * Local Variables: 75 * mode:c 76 * indent-tabs-mode:t 77 * tab-width:4 78 * c-basic-offset:4 79 * End: 80 * For VIM: 81 * vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet: 82 */ 83