diff --git a/apps/files_external/lib/Lib/Storage/AmazonS3.php b/apps/files_external/lib/Lib/Storage/AmazonS3.php index 5dc9e11453213..603e3708a395f 100644 --- a/apps/files_external/lib/Lib/Storage/AmazonS3.php +++ b/apps/files_external/lib/Lib/Storage/AmazonS3.php @@ -757,4 +757,35 @@ public function writeStream(string $path, $stream, ?int $size = null): int { return $size; } + + /** + * Generates and returns a presigned URL that expires after set duration + * + */ + public function getDirectDownload(string $path): array|false { + $command = $this->getConnection()->getCommand('GetObject', [ + 'Bucket' => $this->bucket, + 'Key' => $path, + ]); + $duration = '+10 minutes'; + $expiration = new \DateTime(); + $expiration->modify($duration); + + // generate a presigned URL that expires after $duration time + $request = $this->getConnection()->createPresignedRequest($command, $duration, []); + try { + $presignedUrl = (string)$request->getUri(); + } catch (S3Exception $exception) { + $this->logger->error($exception->getMessage(), [ + 'app' => 'files_external', + 'exception' => $exception, + ]); + } + $result = [ + 'url' => $presignedUrl, + 'presigned' => true, + 'expiration' => $expiration, + ]; + return $result; + } } diff --git a/lib/private/Preview/Movie.php b/lib/private/Preview/Movie.php index 91857effbe1e0..d9d4135dff16e 100644 --- a/lib/private/Preview/Movie.php +++ b/lib/private/Preview/Movie.php @@ -42,6 +42,26 @@ public function isAvailable(FileInfo $file): bool { return is_string($this->binary); } + private function connectDirect(File $file): string|false { + if (stream_get_meta_data($file->fopen('r'))['seekable'] !== true) { + return false; + } + + // Checks for availability to access the video file directly via HTTP/HTTPS. + // Returns a string containing URL if available. Only implemented and tested + // with Amazon S3 currently. In all other cases, return false. ffmpeg + // supports other protocols so this function may expand in the future. + $gddValues = $file->getStorage()->getDirectDownload($file->getName()); + + if (is_array($gddValues)) { + if (array_key_exists('url', $gddValues) && array_key_exists('presigned', $gddValues)) { + $directUrl = (str_starts_with($gddValues['url'], 'http') && ($gddValues['presigned'] === true)) ? $gddValues['url'] : false; + return $directUrl; + } + } + return false; + } + /** * {@inheritDoc} */ @@ -54,74 +74,87 @@ public function getThumbnail(File $file, int $maxX, int $maxY): ?IImage { $result = null; + $connectDirect = $this->connectDirect($file); + // Timestamps to make attempts to generate a still $timeAttempts = [5, 1, 0]; - // By default, download $sizeAttempts from the file along with - // the 'moov' atom. - // Example bitrates in the higher range: - // 4K HDR H265 60 FPS = 75 Mbps = 9 MB per second needed for a still - // 1080p H265 30 FPS = 10 Mbps = 1.25 MB per second needed for a still - // 1080p H264 30 FPS = 16 Mbps = 2 MB per second needed for a still - $sizeAttempts = [1024 * 1024 * 10]; - - if ($this->useTempFile($file)) { - if ($file->getStorage()->isLocal()) { - // Temp file required but file is local, so retrieve $sizeAttempt bytes first, - // and if it doesn't work, retrieve the entire file. - $sizeAttempts[] = null; + // If HTTP/HTTPS direct connect is not available or if the file is encrypted, + // process normally + if (($connectDirect === false) || $file->isEncrypted()) { + // By default, download $sizeAttempts from the file along with + // the 'moov' atom. + // Example bitrates in the higher range: + // 4K HDR H265 60 FPS = 75 Mbps = 9 MB per second needed for a still + // 1080p H265 30 FPS = 10 Mbps = 1.25 MB per second needed for a still + // 1080p H264 30 FPS = 16 Mbps = 2 MB per second needed for a still + $sizeAttempts = [1024 * 1024 * 10]; + + if ($this->useTempFile($file)) { + if ($file->getStorage()->isLocal()) { + // Temp file required but file is local, so retrieve $sizeAttempt bytes first, + // and if it doesn't work, retrieve the entire file. + $sizeAttempts[] = null; + } + } else { + // Temp file is not required and file is local so retrieve entire file. + $sizeAttempts = [null]; } - } else { - // Temp file is not required and file is local so retrieve entire file. - $sizeAttempts = [null]; - } - foreach ($sizeAttempts as $size) { - $absPath = false; - // File is remote, generate a sparse file - if (!$file->getStorage()->isLocal()) { - $absPath = $this->getSparseFile($file, $size); - } - // Defaults to existing routine if generating sparse file fails - if ($absPath === false) { - $absPath = $this->getLocalFile($file, $size); - } - if ($absPath === false) { - Server::get(LoggerInterface::class)->error( - 'Failed to get local file to generate thumbnail for: ' . $file->getPath(), - ['app' => 'core'] - ); - return null; - } + foreach ($sizeAttempts as $size) { + $absPath = false; + // File is remote, generate a sparse file + if (!$file->getStorage()->isLocal()) { + $absPath = $this->getSparseFile($file, $size); + } + // Defaults to existing routine if generating sparse file fails + if ($absPath === false) { + $absPath = $this->getLocalFile($file, $size); + } + if ($absPath === false) { + Server::get(LoggerInterface::class)->error( + 'Failed to get local file to generate thumbnail for: ' . $file->getPath(), + ['app' => 'core'] + ); + return null; + } + + // Attempt still image grabs from selected timestamps + foreach ($timeAttempts as $timeStamp) { + $result = $this->generateThumbNail($maxX, $maxY, $absPath, $timeStamp); + if ($result !== null) { + break; + } + Server::get(LoggerInterface::class)->debug( + 'Movie preview generation attempt failed' + . ', file=' . $file->getPath() + . ', time=' . $timeStamp + . ', size=' . ($size ?? 'entire file'), + ['app' => 'core'] + ); + } + + $this->cleanTmpFiles(); - // Attempt still image grabs from selected timestamps - foreach ($timeAttempts as $timeStamp) { - $result = $this->generateThumbNail($maxX, $maxY, $absPath, $timeStamp); if ($result !== null) { + Server::get(LoggerInterface::class)->debug( + 'Movie preview generation attempt success' + . ', file=' . $file->getPath() + . ', time=' . $timeStamp + . ', size=' . ($size ?? 'entire file'), + ['app' => 'core'] + ); break; } - Server::get(LoggerInterface::class)->debug( - 'Movie preview generation attempt failed' - . ', file=' . $file->getPath() - . ', time=' . $timeStamp - . ', size=' . ($size ?? 'entire file'), - ['app' => 'core'] - ); } - - $this->cleanTmpFiles(); - - if ($result !== null) { - Server::get(LoggerInterface::class)->debug( - 'Movie preview generation attempt success' - . ', file=' . $file->getPath() - . ', time=' . $timeStamp - . ', size=' . ($size ?? 'entire file'), - ['app' => 'core'] - ); - break; + } else { + // HTTP/HTTPS direct connect is available so pass the URL directly to ffmpeg + foreach ($timeAttempts as $timeStamp) { + $result = $this->generateThumbNail($maxX, $maxY, $connectDirect, $timeStamp); + if ($result !== null) { + break; + } } - } if ($result === null) { Server::get(LoggerInterface::class)->error( @@ -330,7 +363,6 @@ private function generateThumbNail(int $maxX, int $maxY, string $absPath, int $s } } - unlink($tmpPath); return null; }