code: @ObjectiveCName("sendPhotoWithPeer:withName:withW:withH:withThumb:withDescriptor:")
      public void sendPhoto(@NotNull Peer peer, @NotNull String fileName,
                            int w, int h, @Nullable FastThumb fastThumb,
                            @NotNull String descriptor) {
          modules.getMessagesModule().sendPhoto(peer, fileName, w, h, fastThumb, descriptor);
      }
docs: Send Photo message
  
  @param peer       destination peer
  @param fileName   File name (without path)
  @param w          photo width
  @param h          photo height
  @param fastThumb  Fast thumb of photo
  @param descriptor File Descriptor