am7xxx-play: add a comment to explain why a run-time warning can be ignored

[libam7xxx.git] / src / am7xxx.h

diff --git a/src/am7xxx.h b/src/am7xxx.h
index ec9869d..d103c22 100644 (file)
--- a/src/am7xxx.h
+++ b/src/am7xxx.h
@@ -1,6 +1,6 @@
 /* am7xxx - communication with AM7XXX based USB Pico Projectors and DPFs
  *
- * Copyright (C) 2012  Antonio Ospite <ospite@studenti.unina.it>
+ * Copyright (C) 2012-2014  Antonio Ospite <ao2@ao2.it>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -114,12 +114,17 @@ typedef enum {
  *
  * @note On the zoom test screen the version of the firmware running on the
  * device is shown as well (e.g SPI_V21.0.0_2011.03.18).
+ *
+ * @note The Tele mode is available only on some PicoPix models, when using it
+ * the image is distorted like if a different lens was used, but the global
+ * aspect ratio of the image does not change.
  */
 typedef enum {
        AM7XXX_ZOOM_ORIGINAL = 0, /**< Original Size, as retrieved via #am7xxx_device_info. */
        AM7XXX_ZOOM_H        = 1, /**< Zoom 1: H Scale (changes aspect ratio). */
        AM7XXX_ZOOM_H_V      = 2, /**< Zoom 2: H/V Scale (changes aspect ratio). */
        AM7XXX_ZOOM_TEST     = 3, /**< Zoom test screen, the firmware version is shown as well. */
+       AM7XXX_ZOOM_TELE     = 4, /**< Zoom Tele: available on some PicoPix models. */
 } am7xxx_zoom_mode;
 
 /**
@@ -247,7 +252,7 @@ int am7xxx_send_image(am7xxx_device *dev,
  * This is the function that actually makes the device display something.
  * Static pictures can be sent just once and the device will keep showing them
  * until another image get sent or some command resets or turns off the display.
- * 
+ *
  * @note This _async() variant makes a copy of the image buffer, so the caller
  * is free to reuse the buffer just after the function returns.
  *