Examples with Range net.pms.dlna.Range used on opensource projects

Example 1 with Range

use of net.pms.dlna.Range in project UniversalMediaServer by UniversalMediaServer.

the class RemoteRawHandler method handle.

@Override
public void handle(HttpExchange t) throws IOException {
    LOGGER.debug("got a raw request " + t.getRequestURI());
    if (RemoteUtil.deny(t)) {
        throw new IOException("Access denied");
    }
    RootFolder root = parent.getRoot(RemoteUtil.userName(t), t);
    if (root == null) {
        throw new IOException("Unknown root");
    }
    String id;
    id = RemoteUtil.strip(RemoteUtil.getId("raw/", t));
    LOGGER.debug("raw id " + id);
    List<DLNAResource> res = root.getDLNAResources(id, false, 0, 0, root.getDefaultRenderer());
    if (res.size() != 1) {
        // another error
        LOGGER.debug("media unkonwn");
        throw new IOException("Bad id");
    }
    DLNAResource dlna = res.get(0);
    long len;
    String mime = null;
    InputStream in;
    Range.Byte range;
    if (dlna.getMedia() != null && dlna.getMedia().isImage() && dlna.getMedia().getImageInfo() != null) {
        boolean supported = false;
        ImageInfo imageInfo = dlna.getMedia().getImageInfo();
        if (root.getDefaultRenderer() instanceof WebRender) {
            WebRender renderer = (WebRender) root.getDefaultRenderer();
            supported = renderer.isImageFormatSupported(imageInfo.getFormat());
        }
        mime = dlna.getFormat() != null ? dlna.getFormat().mimeType() : root.getDefaultRenderer().getMimeType(dlna.mimeType(), dlna.getMedia());
        len = supported && imageInfo.getSize() != ImageInfo.SIZE_UNKNOWN ? imageInfo.getSize() : dlna.length();
        range = new Range.Byte(0l, len);
        if (supported) {
            in = dlna.getInputStream();
        } else {
            InputStream imageInputStream;
            if (dlna.getPlayer() instanceof ImagePlayer) {
                ProcessWrapper transcodeProcess = dlna.getPlayer().launchTranscode(dlna, dlna.getMedia(), new OutputParams(PMS.getConfiguration()));
                imageInputStream = transcodeProcess != null ? transcodeProcess.getInputStream(0) : null;
            } else {
                imageInputStream = dlna.getInputStream();
            }
            Image image = Image.toImage(imageInputStream, 3840, 2400, ScaleType.MAX, ImageFormat.JPEG, false);
            len = image.getBytes(false).length;
            in = image == null ? null : new ByteArrayInputStream(image.getBytes(false));
        }
    } else {
        len = dlna.length();
        dlna.setPlayer(null);
        range = RemoteUtil.parseRange(t.getRequestHeaders(), len);
        in = dlna.getInputStream(range, root.getDefaultRenderer());
        if (len == 0) {
            // For web resources actual length may be unknown until we open the stream
            len = dlna.length();
        }
        mime = root.getDefaultRenderer().getMimeType(dlna.mimeType(), dlna.getMedia());
    }
    Headers hdr = t.getResponseHeaders();
    LOGGER.debug("Sending media \"{}\" with mime type \"{}\"", dlna, mime);
    hdr.add("Content-Type", mime);
    hdr.add("Accept-Ranges", "bytes");
    hdr.add("Server", PMS.get().getServerName());
    hdr.add("Connection", "keep-alive");
    hdr.add("Transfer-Encoding", "chunked");
    if (in.available() != len) {
        hdr.add("Content-Range", "bytes " + range.getStart() + "-" + in.available() + "/" + len);
        t.sendResponseHeaders(206, in.available());
    } else {
        t.sendResponseHeaders(200, 0);
    }
    OutputStream os = new BufferedOutputStream(t.getResponseBody(), 512 * 1024);
    LOGGER.debug("start raw dump");
    RemoteUtil.dump(in, os);
}