206 lines
8.2 KiB
C
206 lines
8.2 KiB
C
// Copyright (c) 2021 Marshall A. Greenblatt. All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
//
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Google Inc. nor the name Chromium Embedded
|
|
// Framework nor the names of its contributors may be used to endorse
|
|
// or promote products derived from this software without specific prior
|
|
// written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
// ---------------------------------------------------------------------------
|
|
//
|
|
// This file was generated by the CEF translator tool and should not edited
|
|
// by hand. See the translator.README.txt file in the tools directory for
|
|
// more information.
|
|
//
|
|
// $hash=d9da8862142742e780086714bbd4fb44ac95cf2c$
|
|
//
|
|
|
|
#ifndef CEF_INCLUDE_CAPI_CEF_IMAGE_CAPI_H_
|
|
#define CEF_INCLUDE_CAPI_CEF_IMAGE_CAPI_H_
|
|
#pragma once
|
|
|
|
#include "include/capi/cef_base_capi.h"
|
|
#include "include/capi/cef_values_capi.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
///
|
|
// Container for a single image represented at different scale factors. All
|
|
// image representations should be the same size in density independent pixel
|
|
// (DIP) units. For example, if the image at scale factor 1.0 is 100x100 pixels
|
|
// then the image at scale factor 2.0 should be 200x200 pixels -- both images
|
|
// will display with a DIP size of 100x100 units. The functions of this
|
|
// structure can be called on any browser process thread.
|
|
///
|
|
typedef struct _cef_image_t {
|
|
///
|
|
// Base structure.
|
|
///
|
|
cef_base_ref_counted_t base;
|
|
|
|
///
|
|
// Returns true (1) if this Image is NULL.
|
|
///
|
|
int(CEF_CALLBACK* is_empty)(struct _cef_image_t* self);
|
|
|
|
///
|
|
// Returns true (1) if this Image and |that| Image share the same underlying
|
|
// storage. Will also return true (1) if both images are NULL.
|
|
///
|
|
int(CEF_CALLBACK* is_same)(struct _cef_image_t* self,
|
|
struct _cef_image_t* that);
|
|
|
|
///
|
|
// Add a bitmap image representation for |scale_factor|. Only 32-bit RGBA/BGRA
|
|
// formats are supported. |pixel_width| and |pixel_height| are the bitmap
|
|
// representation size in pixel coordinates. |pixel_data| is the array of
|
|
// pixel data and should be |pixel_width| x |pixel_height| x 4 bytes in size.
|
|
// |color_type| and |alpha_type| values specify the pixel format.
|
|
///
|
|
int(CEF_CALLBACK* add_bitmap)(struct _cef_image_t* self,
|
|
float scale_factor,
|
|
int pixel_width,
|
|
int pixel_height,
|
|
cef_color_type_t color_type,
|
|
cef_alpha_type_t alpha_type,
|
|
const void* pixel_data,
|
|
size_t pixel_data_size);
|
|
|
|
///
|
|
// Add a PNG image representation for |scale_factor|. |png_data| is the image
|
|
// data of size |png_data_size|. Any alpha transparency in the PNG data will
|
|
// be maintained.
|
|
///
|
|
int(CEF_CALLBACK* add_png)(struct _cef_image_t* self,
|
|
float scale_factor,
|
|
const void* png_data,
|
|
size_t png_data_size);
|
|
|
|
///
|
|
// Create a JPEG image representation for |scale_factor|. |jpeg_data| is the
|
|
// image data of size |jpeg_data_size|. The JPEG format does not support
|
|
// transparency so the alpha byte will be set to 0xFF for all pixels.
|
|
///
|
|
int(CEF_CALLBACK* add_jpeg)(struct _cef_image_t* self,
|
|
float scale_factor,
|
|
const void* jpeg_data,
|
|
size_t jpeg_data_size);
|
|
|
|
///
|
|
// Returns the image width in density independent pixel (DIP) units.
|
|
///
|
|
size_t(CEF_CALLBACK* get_width)(struct _cef_image_t* self);
|
|
|
|
///
|
|
// Returns the image height in density independent pixel (DIP) units.
|
|
///
|
|
size_t(CEF_CALLBACK* get_height)(struct _cef_image_t* self);
|
|
|
|
///
|
|
// Returns true (1) if this image contains a representation for
|
|
// |scale_factor|.
|
|
///
|
|
int(CEF_CALLBACK* has_representation)(struct _cef_image_t* self,
|
|
float scale_factor);
|
|
|
|
///
|
|
// Removes the representation for |scale_factor|. Returns true (1) on success.
|
|
///
|
|
int(CEF_CALLBACK* remove_representation)(struct _cef_image_t* self,
|
|
float scale_factor);
|
|
|
|
///
|
|
// Returns information for the representation that most closely matches
|
|
// |scale_factor|. |actual_scale_factor| is the actual scale factor for the
|
|
// representation. |pixel_width| and |pixel_height| are the representation
|
|
// size in pixel coordinates. Returns true (1) on success.
|
|
///
|
|
int(CEF_CALLBACK* get_representation_info)(struct _cef_image_t* self,
|
|
float scale_factor,
|
|
float* actual_scale_factor,
|
|
int* pixel_width,
|
|
int* pixel_height);
|
|
|
|
///
|
|
// Returns the bitmap representation that most closely matches |scale_factor|.
|
|
// Only 32-bit RGBA/BGRA formats are supported. |color_type| and |alpha_type|
|
|
// values specify the desired output pixel format. |pixel_width| and
|
|
// |pixel_height| are the output representation size in pixel coordinates.
|
|
// Returns a cef_binary_value_t containing the pixel data on success or NULL
|
|
// on failure.
|
|
///
|
|
struct _cef_binary_value_t*(CEF_CALLBACK* get_as_bitmap)(
|
|
struct _cef_image_t* self,
|
|
float scale_factor,
|
|
cef_color_type_t color_type,
|
|
cef_alpha_type_t alpha_type,
|
|
int* pixel_width,
|
|
int* pixel_height);
|
|
|
|
///
|
|
// Returns the PNG representation that most closely matches |scale_factor|. If
|
|
// |with_transparency| is true (1) any alpha transparency in the image will be
|
|
// represented in the resulting PNG data. |pixel_width| and |pixel_height| are
|
|
// the output representation size in pixel coordinates. Returns a
|
|
// cef_binary_value_t containing the PNG image data on success or NULL on
|
|
// failure.
|
|
///
|
|
struct _cef_binary_value_t*(CEF_CALLBACK* get_as_png)(
|
|
struct _cef_image_t* self,
|
|
float scale_factor,
|
|
int with_transparency,
|
|
int* pixel_width,
|
|
int* pixel_height);
|
|
|
|
///
|
|
// Returns the JPEG representation that most closely matches |scale_factor|.
|
|
// |quality| determines the compression level with 0 == lowest and 100 ==
|
|
// highest. The JPEG format does not support alpha transparency and the alpha
|
|
// channel, if any, will be discarded. |pixel_width| and |pixel_height| are
|
|
// the output representation size in pixel coordinates. Returns a
|
|
// cef_binary_value_t containing the JPEG image data on success or NULL on
|
|
// failure.
|
|
///
|
|
struct _cef_binary_value_t*(CEF_CALLBACK* get_as_jpeg)(
|
|
struct _cef_image_t* self,
|
|
float scale_factor,
|
|
int quality,
|
|
int* pixel_width,
|
|
int* pixel_height);
|
|
} cef_image_t;
|
|
|
|
///
|
|
// Create a new cef_image_t. It will initially be NULL. Use the Add*() functions
|
|
// to add representations at different scale factors.
|
|
///
|
|
CEF_EXPORT cef_image_t* cef_image_create();
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // CEF_INCLUDE_CAPI_CEF_IMAGE_CAPI_H_
|