Como fazer upload e reproduzir arquivos de áudio personalizados?

Introdução

Visão geral

Os dispositivos de intercomunicação industrial podem precisar reproduzir ficheiros de áudio personalizados em cenários específicos. Este documento descreve como carregar áudio personalizado e reproduzi-lo em dispositivos industriais.

Modelos aplicáveis

Todos os dispositivos de intercomunicação industrial.

Ferramentas de preparação necessárias

① Um dispositivo de intercomunicação industrial (BHP-SOS16V como exemplo), um switch PoE (ou fonte de alimentação DC). Conecte o dispositivo ao switch.
② Um computador de depuração conectado ao mesmo switch para garantir a conectividade de rede.

Diagrama de ligação do dispositivo e computador

Conecte o BHP-SOS16V e o computador ao mesmo switch. O diagrama de ligação é mostrado na Figura 1.

Diagrama de ligação do dispositivo e computador

                                             Figura 1 Diagrama de ligação do dispositivo e computador

Reprodução de áudio personalizado

Para reproduzir áudio personalizado, deve primeiro carregar o ficheiro e depois usar um dos vários métodos de reprodução. Os passos detalhados são fornecidos abaixo.

Carregar áudio personalizado

Os ficheiros de áudio podem ser carregados através da interface Web. Faça login no dispositivo (BHP-SOS16V como exemplo), vá para SistemaAtualizaçãoAtualização do toque e carregue o seu ficheiro WAV.

  • Formato: WAV

  • Tamanho recomendado: ≤ 200 KB

Carregar áudio personalizado

Figura 2 Carregar áudio personalizado

Reproduzir ficheiros de áudio

Existem três métodos de reprodução. Os detalhes são fornecidos abaixo.

2.2.1 Reprodução programada de áudio

NÃO suportado: BHP-SOS10, BHP-SOS10V, BHP-SOS10D

Passos: (1) Faça login na interface Web do dispositivo (padrão admin/admin).
(2) Vá para Configurações do intercomunicador → Gestão de tempo e configure como mostrado na Figura 3:

  • ① Nome: Personalizado

  • ② Tipo: Reprodução programada de áudio

  • ③ Caminho do áudio: Local (ou USB/SD se houver armazenamento externo disponível)

  • ④ Modo de reprodução: Ciclo ou Uma vez

  • ⑤ Defina o ciclo de repetição e o período de tempo válido

Reprodução programada de áudio

Figura 3 Reprodução programada de áudio

(3) O áudio será reproduzido automaticamente durante o período de tempo configurado.

2.2.2 Reprodução por URI ativo

NÃO suportado: BHP-SOS10, BHP-SOS10V, BHP-SOS10D, BHP-SOS11, BHP-SOS11V

Formato: (1) ActiveURI: http://IP/cgi-bin/audio_play?name=2.wav&path=usb&takelist=xxx&action=start&times=1

ParâmetroValor / DescriçãoNota
ActionStart, Stop, Pause, Next, Prev
Times0=Ciclo, 1=Uma vez, 2=Duas vezes, N=Repetir N vezes
TakelistNome da tarefa programada
PathUSB: Reproduzir a partir de unidade USB

(2) Exemplo: http://172.18.8.15/cgi-bin/audio_play?name=2.wav&action=start&times=1
Insira o URL num navegador. O dispositivo reproduz o áudio e retorna 200OK, como mostrado na Figura 4.

Reprodução por URI ativo

Figura 4 Reprodução por URI ativo

2.2.3 Reprodução por HTTP API

NÃO suportado: BHP-SOS10, BHP-SOS10V, BHP-SOS10D, BHP-SOS11, BHP-SOS11V

Formato do pedido: (1) Cliente → Pedido ao servidor:

(?xml version="1.0" encoding="UTF-8" ?)
(FanvilPhoneExecute beep="yes")
(ExecuteItem)URI="cmd:audio_play" name="xxx.wav" action="start/stop/pause" times="0/1/2/n"(/ExecuteItem)
(/FanvilPhoneExecute)
  • cmd:audio_play: Comando para reproduzir áudio

  • name: Nome do ficheiro de áudio

  • action: start, stop, pause

(2) Servidor → Resposta ao cliente:

(?xml version="1.0" encoding="UTF-8"?)
(FanvilPhoneExecute)
(ExecuteItem)URI="cmd:audio_play" name="ring.wav" action="start" times="1"(/ExecuteItem)
(RetCode>0

(3) Exemplo: Use o Postman ou ApiPost para enviar um pedido POST para: http://DeviceIP/xmlservice Clique em Enviar para reproduzir o áudio.

Teste de reprodução por HTTP API


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