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/* Copyright 2014 The Chromium Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

/**
 * This file defines the PPB_CameraCapabilities_Private interface for
 * establishing an image capture configuration resource within the browser.
 */

[generate_thunk]

label Chrome {
  M42 = 0.1
};

/**
 * The <code>PPB_CameraCapabilities_Private</code> interface contains pointers
 * to several functions for getting the image capture capabilities within the
 * browser.
 */
[version=0.1]
interface PPB_CameraCapabilities_Private {
  /**
   * IsCameraCapabilities() determines if the given resource is a
   * <code>PPB_CameraCapabilities_Private</code>.
   *
   * @param[in] resource A <code>PP_Resource</code> corresponding to an image
   * capture capabilities resource.
   *
   * @return A <code>PP_Bool</code> containing <code>PP_TRUE</code> if the given
   * resource is an <code>PP_CameraCapabilities_Private</code> resource,
   * otherwise <code>PP_FALSE</code>.
   */
  PP_Bool IsCameraCapabilities(
      [in] PP_Resource resource);

  /**
   * GetSupportedPreviewSizes() returns the supported preview sizes for the
   * given <code>PPB_CameraCapabilities_Private</code>.
   *
   * @param[in] capabilities A <code>PP_Resource</code> corresponding to an
   * image capture capabilities resource.
   * @param[out] array_size The size of preview size array.
   * @param[out] preview_sizes An array of <code>PP_Size</code> corresponding
   * to the supported preview sizes in pixels. The ownership of the array
   * belongs to <code>PPB_CameraCapabilities_Private</code> and the caller
   * should not free it. When a PPB_CameraCapabilities_Private is deleted,
   * the array returning from this is no longer valid.
   */
  void GetSupportedPreviewSizes(
      [in] PP_Resource capabilities,
      [out] int32_t array_size,
      [out, size_is(array_size)] PP_Size[] preview_sizes);
};