mirror of
https://github.com/zotanmew/nginx-rtmp-module.git
synced 2024-06-30 00:28:58 +02:00
778 lines
22 KiB
C
778 lines
22 KiB
C
/*
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* Copyright (c) 2012 Roman Arutyunyan
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*/
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#include <ngx_config.h>
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#include <ngx_core.h>
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#include "ngx_rtmp.h"
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#include "ngx_rtmp_cmd_module.h"
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#include "ngx_rtmp_netcall_module.h"
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#include "ngx_rtmp_codec_module.h"
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static ngx_rtmp_publish_pt next_publish;
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static ngx_rtmp_delete_stream_pt next_delete_stream;
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static ngx_int_t ngx_rtmp_record_open(ngx_rtmp_session_t *s);
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static ngx_int_t ngx_rtmp_record_close(ngx_rtmp_session_t *s);
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static char * ngx_rtmp_notify_on_record_done(ngx_conf_t *cf,
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ngx_command_t *cmd, void *conf);
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static ngx_int_t ngx_rtmp_record_postconfiguration(ngx_conf_t *cf);
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static void * ngx_rtmp_record_create_app_conf(ngx_conf_t *cf);
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static char * ngx_rtmp_record_merge_app_conf(ngx_conf_t *cf,
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void *parent, void *child);
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static ngx_int_t ngx_rtmp_record_write_frame(ngx_rtmp_session_t *s,
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ngx_rtmp_header_t *h, ngx_chain_t *in);
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typedef struct {
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ngx_uint_t flags;
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ngx_str_t path;
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size_t max_size;
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size_t max_frames;
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ngx_msec_t interval;
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ngx_str_t suffix;
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ngx_flag_t unique;
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ngx_url_t *url;
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} ngx_rtmp_record_app_conf_t;
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typedef struct {
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ngx_file_t file;
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ngx_uint_t nframes;
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uint32_t epoch;
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ngx_time_t last;
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time_t timestamp;
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u_char name[NGX_RTMP_MAX_NAME];
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u_char args[NGX_RTMP_MAX_ARGS];
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} ngx_rtmp_record_ctx_t;
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#define NGX_RTMP_RECORD_OFF 0x01
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#define NGX_RTMP_RECORD_AUDIO 0x02
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#define NGX_RTMP_RECORD_VIDEO 0x04
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#define NGX_RTMP_RECORD_KEYFRAMES 0x08
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static ngx_conf_bitmask_t ngx_rtmp_record_mask[] = {
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{ ngx_string("off"), NGX_RTMP_RECORD_OFF },
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{ ngx_string("all"), NGX_RTMP_RECORD_AUDIO |
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NGX_RTMP_RECORD_VIDEO },
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{ ngx_string("audio"), NGX_RTMP_RECORD_AUDIO },
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{ ngx_string("video"), NGX_RTMP_RECORD_VIDEO },
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{ ngx_string("keyframes"), NGX_RTMP_RECORD_KEYFRAMES },
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{ ngx_null_string, 0 }
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};
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static ngx_command_t ngx_rtmp_record_commands[] = {
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{ ngx_string("record"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_1MORE,
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ngx_conf_set_bitmask_slot,
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NGX_RTMP_APP_CONF_OFFSET,
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offsetof(ngx_rtmp_record_app_conf_t, flags),
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ngx_rtmp_record_mask },
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{ ngx_string("record_path"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
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ngx_conf_set_str_slot,
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NGX_RTMP_APP_CONF_OFFSET,
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offsetof(ngx_rtmp_record_app_conf_t, path),
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NULL },
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{ ngx_string("record_suffix"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
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ngx_conf_set_str_slot,
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NGX_RTMP_APP_CONF_OFFSET,
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offsetof(ngx_rtmp_record_app_conf_t, suffix),
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NULL },
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{ ngx_string("record_unique"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
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ngx_conf_set_flag_slot,
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NGX_RTMP_APP_CONF_OFFSET,
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offsetof(ngx_rtmp_record_app_conf_t, unique),
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NULL },
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{ ngx_string("record_max_size"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
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ngx_conf_set_size_slot,
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NGX_RTMP_APP_CONF_OFFSET,
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offsetof(ngx_rtmp_record_app_conf_t, max_size),
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NULL },
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{ ngx_string("record_max_frames"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
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ngx_conf_set_size_slot,
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NGX_RTMP_APP_CONF_OFFSET,
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offsetof(ngx_rtmp_record_app_conf_t, max_frames),
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NULL },
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{ ngx_string("record_interval"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
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ngx_conf_set_msec_slot,
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NGX_RTMP_APP_CONF_OFFSET,
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offsetof(ngx_rtmp_record_app_conf_t, interval),
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NULL },
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{ ngx_string("on_record_done"),
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NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
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ngx_rtmp_notify_on_record_done,
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NGX_RTMP_APP_CONF_OFFSET,
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0,
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NULL },
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ngx_null_command
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};
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static ngx_rtmp_module_t ngx_rtmp_record_module_ctx = {
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NULL, /* preconfiguration */
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ngx_rtmp_record_postconfiguration, /* postconfiguration */
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NULL, /* create main configuration */
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NULL, /* init main configuration */
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NULL, /* create server configuration */
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NULL, /* merge server configuration */
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ngx_rtmp_record_create_app_conf, /* create app configuration */
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ngx_rtmp_record_merge_app_conf /* merge app configuration */
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};
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ngx_module_t ngx_rtmp_record_module = {
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NGX_MODULE_V1,
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&ngx_rtmp_record_module_ctx, /* module context */
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ngx_rtmp_record_commands, /* module directives */
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NGX_RTMP_MODULE, /* module type */
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NULL, /* init master */
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NULL, /* init module */
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NULL, /* init process */
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NULL, /* init thread */
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NULL, /* exit thread */
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NULL, /* exit process */
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NULL, /* exit master */
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NGX_MODULE_V1_PADDING
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};
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static void *
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ngx_rtmp_record_create_app_conf(ngx_conf_t *cf)
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{
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ngx_rtmp_record_app_conf_t *racf;
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racf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_record_app_conf_t));
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if (racf == NULL) {
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return NULL;
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}
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racf->max_size = NGX_CONF_UNSET;
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racf->max_frames = NGX_CONF_UNSET;
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racf->interval = NGX_CONF_UNSET;
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racf->unique = NGX_CONF_UNSET;
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return racf;
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}
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static char *
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ngx_rtmp_record_merge_app_conf(ngx_conf_t *cf, void *parent, void *child)
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{
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ngx_rtmp_record_app_conf_t *prev = parent;
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ngx_rtmp_record_app_conf_t *conf = child;
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ngx_conf_merge_bitmask_value(conf->flags, prev->flags,
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(NGX_CONF_BITMASK_SET|NGX_RTMP_RECORD_OFF));
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ngx_conf_merge_str_value(conf->path, prev->path, "");
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ngx_conf_merge_str_value(conf->suffix, prev->suffix, ".flv");
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ngx_conf_merge_size_value(conf->max_size, prev->max_size, 0);
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ngx_conf_merge_size_value(conf->max_frames, prev->max_frames, 0);
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ngx_conf_merge_value(conf->unique, prev->unique, 0);
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ngx_conf_merge_msec_value(conf->interval, prev->interval,
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(ngx_msec_t)NGX_CONF_UNSET);
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return NGX_CONF_OK;
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}
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static ngx_int_t
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ngx_rtmp_record_write_header(ngx_file_t *file)
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{
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static u_char flv_header[] = {
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0x46, /* 'F' */
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0x4c, /* 'L' */
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0x56, /* 'V' */
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0x01, /* version = 1 */
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0x05, /* 00000 1 0 1 = has audio & video */
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0x00,
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0x00,
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0x00,
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0x09, /* header size */
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0x00,
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0x00,
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0x00,
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0x00 /* PreviousTagSize0 (not actually a header) */
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};
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return ngx_write_file(file, flv_header, sizeof(flv_header), 0) == NGX_ERROR
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? NGX_ERROR
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: NGX_OK;
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}
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/* This funcion returns pointer to a static buffer */
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static u_char *
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ngx_rtmp_record_make_path(ngx_rtmp_session_t *s)
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{
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ngx_rtmp_record_ctx_t *ctx;
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ngx_rtmp_record_app_conf_t *racf;
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u_char *p, *l;
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static u_char buf[NGX_TIME_T_LEN + 1];
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static u_char path[NGX_MAX_PATH + 1];
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racf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_record_module);
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ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_record_module);
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/* create file path */
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p = path;
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l = path + sizeof(path) - 1;
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p = ngx_cpymem(p, racf->path.data,
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ngx_min(racf->path.len, (size_t)(l - p - 1)));
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*p++ = '/';
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p = (u_char *)ngx_escape_uri(p, ctx->name, ngx_min(ngx_strlen(ctx->name),
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(size_t)(l - p)), NGX_ESCAPE_URI_COMPONENT);
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if (racf->unique) {
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/* append timestamp */
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p = ngx_cpymem(p, buf, ngx_min(ngx_sprintf(buf, "-%T",
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ctx->timestamp) - buf, l - p));
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}
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p = ngx_cpymem(p, racf->suffix.data,
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ngx_min(racf->suffix.len, (size_t)(l - p)));
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*p = 0;
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return path;
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}
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static ngx_int_t
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ngx_rtmp_record_open(ngx_rtmp_session_t *s)
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{
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ngx_rtmp_record_ctx_t *ctx;
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ngx_err_t err;
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u_char *path;
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ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_record_module);
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if (ctx == NULL || ctx->file.fd != NGX_INVALID_FILE) {
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return NGX_ERROR;
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}
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ctx->timestamp = ngx_cached_time->sec;
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path = ngx_rtmp_record_make_path(s);
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ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
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"record: path '%s'", path);
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/* open file */
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ctx->nframes = 0;
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ngx_memzero(&ctx->file, sizeof(ctx->file));
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ctx->file.offset = 0;
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ctx->file.log = s->connection->log;
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ctx->file.fd = ngx_open_file(path, NGX_FILE_WRONLY,
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NGX_FILE_TRUNCATE, NGX_FILE_DEFAULT_ACCESS);
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ctx->last = *ngx_cached_time;
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if (ctx->file.fd == NGX_INVALID_FILE) {
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err = ngx_errno;
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if (err != NGX_ENOENT) {
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ngx_log_error(NGX_LOG_CRIT, s->connection->log, err,
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"record: failed to open file '%s'", path);
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}
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return NGX_OK;
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}
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ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
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"record: opened '%s'", path);
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return NGX_OK;
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}
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static ngx_int_t
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ngx_rtmp_record_publish(ngx_rtmp_session_t *s, ngx_rtmp_publish_t *v)
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{
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ngx_rtmp_record_app_conf_t *racf;
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ngx_rtmp_record_ctx_t *ctx;
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u_char *p;
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racf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_record_module);
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if (racf == NULL || racf->flags & NGX_RTMP_RECORD_OFF) {
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goto next;
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}
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ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_record_module);
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if (ctx == NULL) {
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ctx = ngx_pcalloc(s->connection->pool,
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sizeof(ngx_rtmp_record_ctx_t));
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if (ctx == NULL) {
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return NGX_ERROR;
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}
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ctx->file.fd = NGX_INVALID_FILE;
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ngx_rtmp_set_ctx(s, ctx, ngx_rtmp_record_module);
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}
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ngx_memcpy(ctx->name, v->name, sizeof(ctx->name));
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ngx_memcpy(ctx->args, v->args, sizeof(ctx->args));
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/* terminate name on /../ */
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for (p = ctx->name; *p; ++p) {
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if (ngx_path_separator(p[0]) &&
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p[1] == '.' && p[2] == '.' &&
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ngx_path_separator(p[3]))
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{
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*p = 0;
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break;
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}
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}
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if (ngx_rtmp_record_open(s) != NGX_OK) {
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return NGX_ERROR;
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}
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next:
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return next_publish(s, v);
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}
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static ngx_chain_t *
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ngx_rtmp_record_notify_create(ngx_rtmp_session_t *s, void *arg,
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ngx_pool_t *pool)
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{
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ngx_rtmp_record_app_conf_t *racf;
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ngx_rtmp_record_ctx_t *ctx;
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ngx_chain_t *hl, *cl, *pl;
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ngx_buf_t *b;
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ngx_str_t *addr_text;
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size_t path_len, name_len, args_len;
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u_char *path;
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racf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_record_module);
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ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_record_module);
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if (ctx == NULL) {
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return NULL;
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}
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/* common variables */
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cl = ngx_rtmp_netcall_http_format_session(s, pool);
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if (cl == NULL) {
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return NULL;
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}
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/* publish variables */
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pl = ngx_alloc_chain_link(pool);
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if (pl == NULL) {
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return NULL;
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}
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path = ngx_rtmp_record_make_path(s);
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path_len = ngx_strlen(path);
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name_len = ngx_strlen(ctx->name);
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args_len = ngx_strlen(ctx->args);
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addr_text = &s->connection->addr_text;
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b = ngx_create_temp_buf(pool,
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sizeof("&call=record_done") +
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sizeof("&addr=") + addr_text->len +
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sizeof("&name=") + name_len * 3 +
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sizeof("&path=") + path_len * 3 +
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+ 1 + args_len);
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if (b == NULL) {
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return NULL;
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}
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pl->buf = b;
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b->last = ngx_cpymem(b->last, (u_char*)"&call=record_done",
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sizeof("&call=record_done") - 1);
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b->last = ngx_cpymem(b->last, (u_char*)"&addr=", sizeof("&addr=") -1);
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b->last = (u_char*)ngx_escape_uri(b->last, addr_text->data,
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addr_text->len, 0);
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b->last = ngx_cpymem(b->last, (u_char*)"&name=", sizeof("&name=") - 1);
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b->last = (u_char*)ngx_escape_uri(b->last, ctx->name, name_len, 0);
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b->last = ngx_cpymem(b->last, (u_char*)"&path=", sizeof("&path=") - 1);
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b->last = (u_char*)ngx_escape_uri(b->last, path, path_len, 0);
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if (args_len) {
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*b->last++ = '&';
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b->last = (u_char *)ngx_cpymem(b->last, ctx->args, args_len);
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}
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/* HTTP header */
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hl = ngx_rtmp_netcall_http_format_header(racf->url, pool,
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cl->buf->last - cl->buf->pos + (pl->buf->last - pl->buf->pos),
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&ngx_rtmp_netcall_content_type_urlencoded);
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if (hl == NULL) {
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return NULL;
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}
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hl->next = cl;
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cl->next = pl;
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pl->next = NULL;
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return hl;
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}
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static ngx_int_t
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ngx_rtmp_record_notify(ngx_rtmp_session_t *s)
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{
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ngx_rtmp_record_app_conf_t *racf;
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ngx_rtmp_netcall_init_t ci;
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racf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_record_module);
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if (racf == NULL || racf->url == NULL) {
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return NGX_OK;
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}
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ngx_memzero(&ci, sizeof(ci));
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ci.url = racf->url;
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ci.create = ngx_rtmp_record_notify_create;
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return ngx_rtmp_netcall_create(s, &ci);
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}
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static ngx_int_t
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ngx_rtmp_record_close(ngx_rtmp_session_t *s)
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{
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ngx_rtmp_record_ctx_t *ctx;
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ngx_err_t err;
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ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_record_module);
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if (ctx == NULL || ctx->file.fd == NGX_INVALID_FILE) {
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return NGX_OK;
|
|
}
|
|
|
|
if (ngx_close_file(ctx->file.fd) == NGX_FILE_ERROR) {
|
|
err = ngx_errno;
|
|
ngx_log_error(NGX_LOG_CRIT, s->connection->log, err,
|
|
"record: error closing file");
|
|
}
|
|
ctx->file.fd = NGX_INVALID_FILE;
|
|
|
|
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
|
|
"record: closed");
|
|
|
|
return ngx_rtmp_record_notify(s);
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_record_delete_stream(ngx_rtmp_session_t *s,
|
|
ngx_rtmp_delete_stream_t *v)
|
|
{
|
|
ngx_rtmp_record_close(s);
|
|
|
|
return next_delete_stream(s, v);
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_record_write_frame(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
|
|
ngx_chain_t *in)
|
|
{
|
|
u_char hdr[11], *p, *ph;
|
|
uint32_t timestamp, tag_size;
|
|
ngx_rtmp_record_ctx_t *ctx;
|
|
ngx_rtmp_record_app_conf_t *racf;
|
|
|
|
racf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_record_module);
|
|
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_record_module);
|
|
|
|
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
|
|
"record: av: mlen=%uD", h->mlen);
|
|
|
|
timestamp = h->timestamp - ctx->epoch;
|
|
|
|
/* write tag header */
|
|
ph = hdr;
|
|
|
|
*ph++ = (u_char)h->type;
|
|
|
|
p = (u_char*)&h->mlen;
|
|
*ph++ = p[2];
|
|
*ph++ = p[1];
|
|
*ph++ = p[0];
|
|
|
|
p = (u_char*)×tamp;
|
|
*ph++ = p[2];
|
|
*ph++ = p[1];
|
|
*ph++ = p[0];
|
|
*ph++ = p[3];
|
|
|
|
*ph++ = 0;
|
|
*ph++ = 0;
|
|
*ph++ = 0;
|
|
|
|
tag_size = (ph - hdr) + h->mlen;
|
|
|
|
if (ngx_write_file(&ctx->file, hdr, ph - hdr,
|
|
ctx->file.offset) == NGX_ERROR)
|
|
{
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
/* write tag body
|
|
* FIXME: NGINX
|
|
* ngx_write_chain seems to fit best
|
|
* but it suffers from uncontrollable
|
|
* allocations.
|
|
* we're left with plain writing */
|
|
for(; in; in = in->next) {
|
|
if (in->buf->pos == in->buf->last) {
|
|
continue;
|
|
}
|
|
if (ngx_write_file(&ctx->file, in->buf->pos, in->buf->last
|
|
- in->buf->pos, ctx->file.offset) == NGX_ERROR)
|
|
{
|
|
return NGX_ERROR;
|
|
}
|
|
}
|
|
|
|
/* write tag size */
|
|
ph = hdr;
|
|
p = (u_char*)&tag_size;
|
|
*ph++ = p[3];
|
|
*ph++ = p[2];
|
|
*ph++ = p[1];
|
|
*ph++ = p[0];
|
|
|
|
if (ngx_write_file(&ctx->file, hdr, ph - hdr,
|
|
ctx->file.offset) == NGX_ERROR)
|
|
{
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
++ctx->nframes;
|
|
|
|
/* watch max size */
|
|
if ((racf->max_size && ctx->file.offset >= (ngx_int_t)racf->max_size)
|
|
|| (racf->max_frames && ctx->nframes >= racf->max_frames))
|
|
{
|
|
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
|
|
"record: closed");
|
|
ngx_rtmp_record_close(s);
|
|
}
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
static size_t
|
|
ngx_rtmp_record_get_chain_mlen(ngx_chain_t *in)
|
|
{
|
|
size_t ret;
|
|
|
|
for (ret = 0; in; in = in->next) {
|
|
ret += (in->buf->last - in->buf->pos);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_record_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
|
|
ngx_chain_t *in)
|
|
{
|
|
ngx_rtmp_record_ctx_t *ctx;
|
|
ngx_rtmp_record_app_conf_t *racf;
|
|
ngx_time_t next;
|
|
ngx_rtmp_header_t ch;
|
|
ngx_rtmp_codec_ctx_t *codec_ctx;
|
|
ngx_int_t keyframe;
|
|
|
|
racf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_record_module);
|
|
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_record_module);
|
|
|
|
if (racf == NULL || ctx == NULL || racf->flags & NGX_RTMP_RECORD_OFF) {
|
|
return NGX_OK;
|
|
}
|
|
|
|
keyframe = (ngx_rtmp_get_video_frame_type(in) == NGX_RTMP_VIDEO_KEY_FRAME);
|
|
|
|
if (keyframe && racf->interval != (ngx_msec_t)NGX_CONF_UNSET) {
|
|
next = ctx->last;
|
|
next.msec += racf->interval;
|
|
next.sec += (next.msec / 1000);
|
|
next.msec %= 1000;
|
|
if (ngx_cached_time->sec > next.sec
|
|
|| (ngx_cached_time->sec == next.sec
|
|
&& ngx_cached_time->msec > next.msec))
|
|
{
|
|
ngx_rtmp_record_close(s);
|
|
if (ngx_rtmp_record_open(s) != NGX_OK) {
|
|
ngx_log_error(NGX_LOG_CRIT, s->connection->log, 0,
|
|
"record: failed");
|
|
}
|
|
}
|
|
}
|
|
|
|
if (ctx->file.fd == NGX_INVALID_FILE) {
|
|
return NGX_OK;
|
|
}
|
|
|
|
/* filter frames */
|
|
if (h->type == NGX_RTMP_MSG_AUDIO &&
|
|
(racf->flags & NGX_RTMP_RECORD_AUDIO) == 0)
|
|
{
|
|
return NGX_OK;
|
|
}
|
|
|
|
if (h->type == NGX_RTMP_MSG_VIDEO &&
|
|
(racf->flags & NGX_RTMP_RECORD_VIDEO) == 0 &&
|
|
((racf->flags & NGX_RTMP_RECORD_KEYFRAMES) == 0 || !keyframe))
|
|
{
|
|
return NGX_OK;
|
|
}
|
|
|
|
if (ctx->file.offset == 0) {
|
|
ctx->epoch = h->timestamp;
|
|
|
|
if (ngx_rtmp_record_write_header(&ctx->file) != NGX_OK) {
|
|
ngx_rtmp_record_close(s);
|
|
return NGX_OK;
|
|
}
|
|
|
|
codec_ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_codec_module);
|
|
if (codec_ctx) {
|
|
ch = *h;
|
|
|
|
#if 0
|
|
/* metadata */
|
|
if (codec_ctx->meta) {
|
|
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
|
|
"record: writing metadata");
|
|
ch.type = NGX_RTMP_MSG_AMF_META;
|
|
ch.mlen = ngx_rtmp_record_get_chain_mlen(codec_ctx->meta);
|
|
if (ngx_rtmp_record_write_frame(s, &ch, codec_ctx->meta)
|
|
!= NGX_OK)
|
|
{
|
|
return NGX_OK;
|
|
}
|
|
}
|
|
#endif
|
|
/* AAC header */
|
|
if (codec_ctx->aac_header && (racf->flags & NGX_RTMP_RECORD_AUDIO))
|
|
{
|
|
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
|
|
"record: writing AAC header");
|
|
ch.type = NGX_RTMP_MSG_AUDIO;
|
|
ch.mlen = ngx_rtmp_record_get_chain_mlen(codec_ctx->aac_header);
|
|
if (ngx_rtmp_record_write_frame(s, &ch, codec_ctx->aac_header)
|
|
!= NGX_OK)
|
|
{
|
|
return NGX_OK;
|
|
}
|
|
}
|
|
|
|
/* AVC header */
|
|
if (codec_ctx->avc_header && (racf->flags
|
|
& (NGX_RTMP_RECORD_VIDEO|NGX_RTMP_RECORD_KEYFRAMES)))
|
|
{
|
|
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
|
|
"record: writing AVC header");
|
|
ch.type = NGX_RTMP_MSG_VIDEO;
|
|
ch.mlen = ngx_rtmp_record_get_chain_mlen(codec_ctx->avc_header);
|
|
if (ngx_rtmp_record_write_frame(s, &ch, codec_ctx->avc_header)
|
|
!= NGX_OK)
|
|
{
|
|
return NGX_OK;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ngx_rtmp_record_write_frame(s, h, in);
|
|
}
|
|
|
|
|
|
static char *
|
|
ngx_rtmp_notify_on_record_done(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
{
|
|
ngx_rtmp_record_app_conf_t *racf;
|
|
ngx_str_t *url;
|
|
ngx_url_t *u;
|
|
size_t add;
|
|
ngx_str_t *value;
|
|
|
|
value = cf->args->elts;
|
|
url = &value[1];
|
|
|
|
add = 0;
|
|
|
|
u = ngx_pcalloc(cf->pool, sizeof(ngx_url_t));
|
|
if (u == NULL) {
|
|
return NGX_CONF_ERROR;
|
|
}
|
|
|
|
if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) {
|
|
add = 7;
|
|
}
|
|
|
|
u->url.len = url->len - add;
|
|
u->url.data = url->data + add;
|
|
u->default_port = 80;
|
|
u->uri_part = 1;
|
|
|
|
if (ngx_parse_url(cf->pool, u) != NGX_OK) {
|
|
if (u->err) {
|
|
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
"%s in url \"%V\"", u->err, &u->url);
|
|
}
|
|
return NGX_CONF_ERROR;
|
|
}
|
|
|
|
racf = ngx_rtmp_conf_get_module_app_conf(cf, ngx_rtmp_record_module);
|
|
|
|
racf->url = u;
|
|
|
|
return NGX_CONF_OK;
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_record_postconfiguration(ngx_conf_t *cf)
|
|
{
|
|
ngx_rtmp_core_main_conf_t *cmcf;
|
|
ngx_rtmp_handler_pt *h;
|
|
|
|
cmcf = ngx_rtmp_conf_get_module_main_conf(cf, ngx_rtmp_core_module);
|
|
|
|
/* register event handlers */
|
|
h = ngx_array_push(&cmcf->events[NGX_RTMP_MSG_AUDIO]);
|
|
*h = ngx_rtmp_record_av;
|
|
|
|
h = ngx_array_push(&cmcf->events[NGX_RTMP_MSG_VIDEO]);
|
|
*h = ngx_rtmp_record_av;
|
|
|
|
/* chain handlers */
|
|
next_publish = ngx_rtmp_publish;
|
|
ngx_rtmp_publish = ngx_rtmp_record_publish;
|
|
|
|
next_delete_stream = ngx_rtmp_delete_stream;
|
|
ngx_rtmp_delete_stream = ngx_rtmp_record_delete_stream;
|
|
|
|
return NGX_OK;
|
|
}
|