src/TwitterOAuth.php
public function upload($path, array $parameters = [], $chunked = false)
    {
        if ($chunked) {
            return $this->uploadMediaChunked($path, $parameters);
        } else {
            return $this->uploadMediaNotChunked($path, $parameters);
        }
    }
public function upload($path, array $parameters = [], $chunked = false)
    {
        if ($chunked) {
            return $this->uploadMediaChunked($path, $parameters);
        } else {
            return $this->uploadMediaNotChunked($path, $parameters);
        }
    }
Upload media to upload.twitter.com.

@param string $path
@param array  $parameters
@param boolean  $chunked

@return array|object