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Functions | |
| FGAPI fg_err | fg_create_image (fg_image *pImage, const unsigned pWidth, const unsigned pHeight, const fg_channel_format pFormat, const fg_dtype pType) |
| Create a Image object. More... | |
| FGAPI fg_err | fg_destroy_image (fg_image pImage) |
| Destroy image object. More... | |
| FGAPI fg_err | fg_set_image_alpha (fg_image pImage, const float pAlpha) |
| Set a global alpha value for rendering the image. More... | |
| FGAPI fg_err | fg_set_image_aspect_ratio (fg_image pImage, const bool pKeepRatio) |
| Set option to inform whether to maintain aspect ratio of original image. More... | |
| FGAPI fg_err | fg_get_image_width (unsigned *pOut, const fg_image pImage) |
| Get the width of the image. More... | |
| FGAPI fg_err | fg_get_image_height (unsigned *pOut, const fg_image pImage) |
| Get the height of the image. More... | |
| FGAPI fg_err | fg_get_image_pixelformat (fg_channel_format *pOut, const fg_image pImage) |
| Get the channel format of the image. More... | |
| FGAPI fg_err | fg_get_image_type (fg_dtype *pOut, const fg_image pImage) |
| Get the pixel data type of the image. More... | |
| FGAPI fg_err | fg_get_pixel_buffer (unsigned *pOut, const fg_image pImage) |
| Get the image buffer resource identifier. More... | |
| FGAPI fg_err | fg_get_image_size (unsigned *pOut, const fg_image pImage) |
| Get the image buffer size in bytes. More... | |
| FGAPI fg_err | fg_render_image (const fg_window pWindow, const fg_image pImage, const int pX, const int pY, const int pWidth, const int pHeight) |
| Render the image to given window. More... | |
| FGAPI fg_err fg_create_image | ( | fg_image * | pImage, |
| const unsigned | pWidth, | ||
| const unsigned | pHeight, | ||
| const fg_channel_format | pFormat, | ||
| const fg_dtype | pType | ||
| ) |
Create a Image object.
| [out] | pImage | will be set to created Image object |
| [in] | pWidth | Width of the image |
| [in] | pHeight | Height of the image |
| [in] | pFormat | Color channel format of image, uses one of the values of fg_channel_format |
| [in] | pType | takes one of the values of fg_dtype that indicates the integral data type of histogram data |
Get the height of the image.
| [out] | pOut | will be set to the height of the image |
| [in] | pImage | is the image handle |
| FGAPI fg_err fg_get_image_pixelformat | ( | fg_channel_format * | pOut, |
| const fg_image | pImage | ||
| ) |
Get the channel format of the image.
| [out] | pOut | will be set to the channel format of the image |
| [in] | pImage | is the image handle |
Get the image buffer size in bytes.
| [out] | pOut | will be set to the image buffer size in bytes |
| [in] | pImage | is the image handle |
Get the pixel data type of the image.
| [out] | pOut | will be set to the pixel data type of the image |
| [in] | pImage | is the image handle |
Get the width of the image.
| [out] | pOut | will be set to the width of the image |
| [in] | pImage | is the image handle |
Get the image buffer resource identifier.
| [out] | pOut | will be set to the image resource identifier |
| [in] | pImage | is the image handle |
| FGAPI fg_err fg_render_image | ( | const fg_window | pWindow, |
| const fg_image | pImage, | ||
| const int | pX, | ||
| const int | pY, | ||
| const int | pWidth, | ||
| const int | pHeight | ||
| ) |
Render the image to given window.
| [in] | pWindow | is target window to where image will be rendered |
| [in] | pImage | is the image handle |
| [in] | pX | is x coordinate of origin of viewport in window coordinates |
| [in] | pY | is y coordinate of origin of viewport in window coordinates |
| [in] | pWidth | is the width of the viewport |
| [in] | pHeight | is the height of the viewport |
Set a global alpha value for rendering the image.
| [in] | pImage | is the image handle |
| [in] | pAlpha |
Set option to inform whether to maintain aspect ratio of original image.
| [in] | pImage | is the image handle |
| [in] | pKeepRatio | informs the image object if original aspect ratio has to be maintained |