Как исправить av_interleaved_write_frame () ошибка сломанной трубы в php ⇐ Php

[Anonymous]

У меня есть проблема с использованием ffmpeg для потоковой передачи звука и разбора в Google Cloud Speech to Text в php. Тем не менее, они в основном находятся в Python, и ни одно из решений на самом деле не работает для этого.

Код: Выделить всё

  built with gcc 8 (GCC)
cpudetect
libavutil      56. 31.100 / 56. 31.100
libavcodec     58. 54.100 / 58. 54.100
libavformat    58. 29.100 / 58. 29.100
libavdevice    58.  8.100 / 58.  8.100
libavfilter     7. 57.100 /  7. 57.100
libavresample   4.  0.  0 /  4.  0.  0
libswscale      5.  5.100 /  5.  5.100
libswresample   3.  5.100 /  3.  5.100
libpostproc    55.  5.100 / 55.  5.100
Input #0, mp3, from 'https://npr-ice.streamguys1.com/live.mp3':
Metadata:
icy-br          : 96
icy-description : NPR Program Stream
icy-genre       : News and Talk
icy-name        : NPR Program Stream
icy-pub         : 0
StreamTitle     :
Duration: N/A, start: 0.000000, bitrate: 96 kb/s
Stream #0:0: Audio: mp3, 32000 Hz, stereo, fltp, 96 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (mp3 (mp3float) -> pcm_s16le (native))
Press [q] to stop, [?] for help
Output #0, s16le, to 'pipe:':
Metadata:
icy-br          : 96
icy-description : NPR Program Stream
icy-genre       : News and Talk
icy-name        : NPR Program Stream
icy-pub         : 0
StreamTitle     :
encoder         : Lavf58.29.100
Stream #0:0: Audio: pcm_s16le, 16000 Hz, mono, s16, 256 kb/s
Metadata:
encoder         : Lavc58.54.100 pcm_s16le
**av_interleaved_write_frame(): Broken pipe** 256.0kbits/s speed=1.02x
**Error writing trailer of pipe:: Broken pipe**
size=      54kB time=00:00:01.76 bitrate= 250.8kbits/s speed=0.465x
video:0kB audio:55kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown
Conversion failed!
< /code>
Это мой PHP -код < /p>
require_once 'vendor/autoload.php';

$projectId = "xxx-45512";
putenv('GOOGLE_APPLICATION_CREDENTIALS=' . __DIR__ . '/xxx-45512-be3eb805f1d7.json');

// Database connection
$pdo = new PDO('mysql:host=localhost;dbname=', '', '');
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

$url = "https://npr-ice.streamguys1.com/live.mp3";

$ffmpegCmd = "ffmpeg -re -i $url -acodec pcm_s16le -ac 1 -ar 16000 -f s16le -";

$fp = popen($ffmpegCmd, "r");
if (!$fp) {
die("Failed to open FFmpeg stream.");
}
sleep(5);

try {
$client = new SpeechClient(['transport' => 'grpc', 'credentials' => json_decode(file_get_contents(getenv('GOOGLE_APPLICATION_CREDENTIALS')), true)]);
} catch (Exception $e) {
echo 'Error: ' .  $e->getMessage();
exit;
}

$recognitionConfig = new RecognitionConfig([
'auto_decoding_config' => new AutoDetectDecodingConfig(),
'language_codes' => ['en-US'],
'model' => 'long',
]);

$streamingConfig = new StreamingRecognitionConfig([
'config' => $recognitionConfig,
]);

$configRequest = new StreamingRecognizeRequest([
'recognizer' => "projects/$projectId/locations/global/recognizers/_",
'streaming_config' => $streamingConfig,
]);

function streamAudio($fp)
{
while (!feof($fp)) {
yield fread($fp, 4096);
}
}

$responses = $client->streamingRecognize([
'requests' => (function () use ($configRequest, $fp) {
yield $configRequest; // Send initial config
foreach (streamAudio($fp) as $audioChunk) {
yield new StreamingRecognizeRequest(['audio' => $audioChunk]);
}
})()]
);

// $responses = $speechClient->streamingRecognize();
// $responses->writeAll([$request,]);

foreach ($responses as $response) {
foreach ($response->getResults() as $result) {
$transcript = $result->getAlternatives()[0]->getTranscript();
// echo "Transcript: $transcript\n";

// Insert into the database
$stmt = $pdo->prepare("INSERT INTO transcriptions (transcript) VALUES (:transcript)");
$stmt->execute(['transcript' => $transcript]);
}
}

pclose($fp);
$client->close();

Я не уверен, в чем проблема в настоящее время.

Подробнее здесь: https://stackoverflow.com/questions/795 ... ror-in-php