C++ SrsAmf0EcmaArray::ensure_property_string方法代码示例

int SrsRtmpClient::connect_app2(
    string app, string tc_url, SrsRequest* req, bool debug_srs_upnode,
    string& srs_server_ip, string& srs_server, string& srs_primary_authors, 
    string& srs_version, int& srs_id, int& srs_pid
){
    int ret = ERROR_SUCCESS;
    
    // Connect(vhost, app)
    if (true) {
        SrsConnectAppPacket* pkt = new SrsConnectAppPacket();
        
        pkt->command_object->set("app", SrsAmf0Any::str(app.c_str()));
        pkt->command_object->set("flashVer", SrsAmf0Any::str("WIN 12,0,0,41"));
        if (req) {
            pkt->command_object->set("swfUrl", SrsAmf0Any::str(req->swfUrl.c_str()));
        } else {
            pkt->command_object->set("swfUrl", SrsAmf0Any::str());
        }
        pkt->command_object->set("tcUrl", SrsAmf0Any::str(tc_url.c_str()));
        pkt->command_object->set("fpad", SrsAmf0Any::boolean(false));
        pkt->command_object->set("capabilities", SrsAmf0Any::number(239));
        pkt->command_object->set("audioCodecs", SrsAmf0Any::number(3575));
        pkt->command_object->set("videoCodecs", SrsAmf0Any::number(252));
        pkt->command_object->set("videoFunction", SrsAmf0Any::number(1));
        if (req) {
            pkt->command_object->set("pageUrl", SrsAmf0Any::str(req->pageUrl.c_str()));
        } else {
            pkt->command_object->set("pageUrl", SrsAmf0Any::str());
        }
        pkt->command_object->set("objectEncoding", SrsAmf0Any::number(0));
        
        // @see https://github.com/winlinvip/simple-rtmp-server/issues/160
        // the debug_srs_upnode is config in vhost and default to true.
        if (debug_srs_upnode && req && req->args) {
            srs_freep(pkt->args);
            pkt->args = req->args->copy()->to_object();
        }
        
        if ((ret = protocol->send_and_free_packet(pkt, 0)) != ERROR_SUCCESS) {
            return ret;
        }
    }
    
    // Set Window Acknowledgement size(2500000)
    if (true) {
        SrsSetWindowAckSizePacket* pkt = new SrsSetWindowAckSizePacket();
        pkt->ackowledgement_window_size = 2500000;
        if ((ret = protocol->send_and_free_packet(pkt, 0)) != ERROR_SUCCESS) {
            return ret;
        }
    }
    
    // expect connect _result
    SrsMessage* msg = NULL;
    SrsConnectAppResPacket* pkt = NULL;
    if ((ret = expect_message<SrsConnectAppResPacket>(&msg, &pkt)) != ERROR_SUCCESS) {
        srs_error("expect connect app response message failed. ret=%d", ret);
        return ret;
    }
    SrsAutoFree(SrsMessage, msg);
    SrsAutoFree(SrsConnectAppResPacket, pkt);
    
    // server info
    SrsAmf0Any* data = pkt->info->get_property("data");
    if (data && data->is_ecma_array()) {
        SrsAmf0EcmaArray* arr = data->to_ecma_array();
        
        SrsAmf0Any* prop = NULL;
        if ((prop = arr->ensure_property_string("srs_primary_authors")) != NULL) {
            srs_primary_authors = prop->to_str();
        }
        if ((prop = arr->ensure_property_string("srs_version")) != NULL) {
            srs_version = prop->to_str();
        }
        if ((prop = arr->ensure_property_string("srs_server_ip")) != NULL) {
            srs_server_ip = prop->to_str();
        }
        if ((prop = arr->ensure_property_string("srs_server")) != NULL) {
            srs_server = prop->to_str();
        }
        if ((prop = arr->ensure_property_number("srs_id")) != NULL) {
            srs_id = (int)prop->to_number();
        }
        if ((prop = arr->ensure_property_number("srs_pid")) != NULL) {
            srs_pid = (int)prop->to_number();
        }
    }
    srs_trace("connected, version=%s, ip=%s, pid=%d, id=%d, dsu=%d", 
        srs_version.c_str(), srs_server_ip.c_str(), srs_pid, srs_id, debug_srs_upnode);
    
    return ret;
}

// user scenario: coding and decoding with amf0
VOID TEST(AMF0Test, ScenarioMain)
{
    // coded amf0 object
    int nb_bytes = 0;
    char* bytes = NULL;
    
    // coding data to binaries by amf0
    // for example, send connect app response to client.
    if (true) {
        // props: object
        //        fmsVer: string
        //        capabilities: number
        //        mode: number
        // info: object
        //         level: string
        //        code: string
        //        descrption: string
        //        objectEncoding: number
        //        data: array
        //                version: string
        //                srs_sig: string
        SrsAmf0Object* props = SrsAmf0Any::object();
        SrsAutoFree(SrsAmf0Object, props);
        props->set("fmsVer", SrsAmf0Any::str("FMS/3,5,3,888"));
        props->set("capabilities", SrsAmf0Any::number(253));
        props->set("mode", SrsAmf0Any::number(123));
        
        SrsAmf0Object* info = SrsAmf0Any::object();
        SrsAutoFree(SrsAmf0Object, info);
        info->set("level", SrsAmf0Any::str("info"));
        info->set("code", SrsAmf0Any::str("NetStream.Connnect.Success"));
        info->set("descrption", SrsAmf0Any::str("connected"));
        info->set("objectEncoding", SrsAmf0Any::number(3));
        
        SrsAmf0EcmaArray* data = SrsAmf0Any::ecma_array();
        info->set("data", data);
        data->set("version", SrsAmf0Any::str("FMS/3,5,3,888"));
        data->set("srs_sig", SrsAmf0Any::str("srs"));
        
        // buf store the serialized props/info
        nb_bytes = props->total_size() + info->total_size();
        ASSERT_GT(nb_bytes, 0);
        bytes = new char[nb_bytes];
        
        // use SrsStream to write props/info to binary buf.
        SrsStream s;
        EXPECT_EQ(ERROR_SUCCESS, s.initialize(bytes, nb_bytes));
        EXPECT_EQ(ERROR_SUCCESS, props->write(&s));
        EXPECT_EQ(ERROR_SUCCESS, info->write(&s));
        EXPECT_TRUE(s.empty());
        
        // now, user can use the buf
        EXPECT_EQ(0x03, bytes[0]);
        EXPECT_EQ(0x09, bytes[nb_bytes - 1]);
    }
    SrsAutoFree(char, bytes);
    
    // decoding amf0 object from bytes
    // when user know the schema
    if (true) {
        ASSERT_TRUE(NULL != bytes);
        
        // use SrsStream to assist amf0 object to read from bytes.
        SrsStream s;
        EXPECT_EQ(ERROR_SUCCESS, s.initialize(bytes, nb_bytes));
        
        // decoding
        // if user know the schema, for instance, it's an amf0 object,
        // user can use specified object to decoding.
        SrsAmf0Object* props = SrsAmf0Any::object();
        SrsAutoFree(SrsAmf0Object, props);
        EXPECT_EQ(ERROR_SUCCESS, props->read(&s));
        
        // user can use specified object to decoding.
        SrsAmf0Object* info = SrsAmf0Any::object();
        SrsAutoFree(SrsAmf0Object, info);
        EXPECT_EQ(ERROR_SUCCESS, info->read(&s));
        
        // use the decoded data.
        SrsAmf0Any* prop = NULL;
        
        // if user requires specified property, use ensure of amf0 object
        EXPECT_TRUE(NULL != (prop = props->ensure_property_string("fmsVer")));
        // the property can assert to string.
        ASSERT_TRUE(prop->is_string());
        // get the prop string value.
        EXPECT_STREQ("FMS/3,5,3,888", prop->to_str().c_str());
        
        // get other type property value
        EXPECT_TRUE(NULL != (prop = info->get_property("data")));
        // we cannot assert the property is ecma array
        if (prop->is_ecma_array()) {
            SrsAmf0EcmaArray* data = prop->to_ecma_array();
            // it must be a ecma array.
            ASSERT_TRUE(NULL != data);
            
            // get property of array
            EXPECT_TRUE(NULL != (prop = data->ensure_property_string("srs_sig")));
            ASSERT_TRUE(prop->is_string());
//.........这里部分代码省略.........

int SrsRtmpClient::connect_app(string app, string tc_url)
{
    int ret = ERROR_SUCCESS;
    
    // Connect(vhost, app)
    if (true) {
        SrsConnectAppPacket* pkt = new SrsConnectAppPacket();
        
        pkt->command_object->set("app", SrsAmf0Any::str(app.c_str()));
        pkt->command_object->set("flashVer", SrsAmf0Any::str("WIN 12,0,0,41"));
        pkt->command_object->set("swfUrl", SrsAmf0Any::str());
        pkt->command_object->set("tcUrl", SrsAmf0Any::str(tc_url.c_str()));
        pkt->command_object->set("fpad", SrsAmf0Any::boolean(false));
        pkt->command_object->set("capabilities", SrsAmf0Any::number(239));
        pkt->command_object->set("audioCodecs", SrsAmf0Any::number(3575));
        pkt->command_object->set("videoCodecs", SrsAmf0Any::number(252));
        pkt->command_object->set("videoFunction", SrsAmf0Any::number(1));
        pkt->command_object->set("pageUrl", SrsAmf0Any::str());
        pkt->command_object->set("objectEncoding", SrsAmf0Any::number(0));
        
        if ((ret = protocol->send_and_free_packet(pkt, 0)) != ERROR_SUCCESS) {
            return ret;
        }
    }
    
    // Set Window Acknowledgement size(2500000)
    if (true) {
        SrsSetWindowAckSizePacket* pkt = new SrsSetWindowAckSizePacket();
        pkt->ackowledgement_window_size = 2500000;
        if ((ret = protocol->send_and_free_packet(pkt, 0)) != ERROR_SUCCESS) {
            return ret;
        }
    }
    
    // expect connect _result
    SrsMessage* msg = NULL;
    SrsConnectAppResPacket* pkt = NULL;
    if ((ret = srs_rtmp_expect_message<SrsConnectAppResPacket>(protocol, &msg, &pkt)) != ERROR_SUCCESS) {
        srs_error("expect connect app response message failed. ret=%d", ret);
        return ret;
    }
    SrsAutoFree(SrsMessage, msg);
    SrsAutoFree(SrsConnectAppResPacket, pkt);
    
    // server info
    std::string srs_version;
    std::string srs_server_ip;
    int srs_id = 0;
    int srs_pid = 0;
    
    SrsAmf0Any* data = pkt->info->get_property("data");
    if (data && data->is_ecma_array()) {
        SrsAmf0EcmaArray* arr = data->to_ecma_array();
        
        SrsAmf0Any* prop = NULL;
        if ((prop = arr->ensure_property_string("srs_version")) != NULL) {
            srs_version = prop->to_str();
        }
        if ((prop = arr->ensure_property_string("srs_server_ip")) != NULL) {
            srs_server_ip = prop->to_str();
        }
        if ((prop = arr->ensure_property_number("srs_id")) != NULL) {
            srs_id = (int)prop->to_number();
        }
        if ((prop = arr->ensure_property_number("srs_pid")) != NULL) {
            srs_pid = (int)prop->to_number();
        }
    }
    srs_trace("connected, version=%s, ip=%s, pid=%d, id=%d", 
        srs_version.c_str(), srs_server_ip.c_str(), srs_pid, srs_id);
    
    return ret;
}