Check if stream_copy_to_stream fails.

Author: mariuswilms

src/Media/Process/Adapter/FfmpegShell.php

@@ -245,7 +245,9 @@ protected function _process() {
 
 		$target = fopen($targetTemp, 'r');
 		$buffer = fopen('php://temp', 'w+');
-		stream_copy_to_stream($target, $buffer);
+		if (!stream_copy_to_stream($target, $buffer)) {
+			throw new Exception('Failed to copy stream while processing ffmpeg source.');
+		}
 
 		fclose($target);
 		unlink($targetTemp);

src/Media/Process/Adapter/SoxShell.php

@@ -122,7 +122,9 @@ public function convert($mimeType) {
 		// Workaround for header based formats which require the output stream to be seekable.
 		$target = fopen($targetTemp, 'r');
 		$buffer = fopen('php://temp', 'w+');
-		stream_copy_to_stream($target, $buffer);
+		if (!stream_copy_to_stream($target, $buffer)) {
+			throw new Exception('Failed to copy stream while processing sox source.');
+		}
 
 		fclose($target);
 		unlink($targetTemp);