Mercurial > molko
annotate libmlk-core/mlk/core/image.h @ 646:7e1eb7f6c049 default tip @
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author | David Demelier <markand@malikania.fr> |
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date | Sun, 04 Feb 2024 15:24:37 +0100 |
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1 /* |
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2 * image.h -- basic image management |
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3 * |
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4 * Copyright (c) 2020-2023 David Demelier <markand@malikania.fr> |
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5 * |
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6 * Permission to use, copy, modify, and/or distribute this software for any |
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7 * purpose with or without fee is hereby granted, provided that the above |
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8 * copyright notice and this permission notice appear in all copies. |
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9 * |
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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17 */ |
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18 |
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19 #ifndef MLK_CORE_IMAGE_H |
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20 #define MLK_CORE_IMAGE_H |
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21 |
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22 /** |
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23 * \file mlk/core/image.h |
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24 * \brief Basic image management |
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25 */ |
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26 |
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27 #include <stddef.h> |
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28 |
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29 struct mlk_texture; |
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30 struct mlk_vfs_file; |
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31 |
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32 #if defined(__cplusplus) |
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33 extern "C" { |
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34 #endif |
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35 |
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36 /** |
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37 * Open an image from the given filesystem path. |
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38 * |
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39 * The texture must be destroyed using ::mlk_texture_finish once no longer |
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40 * needed. |
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41 * |
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42 * \pre texture != NULL |
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43 * \param texture the texture to initialize |
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44 * \param path path to the image file (e.g. .png, .jpeg, etc) |
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45 * \return 0 on success or any error code instead |
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46 */ |
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47 int |
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48 mlk_image_open(struct mlk_texture *texture, const char *path); |
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49 |
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50 /** |
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51 * Open an image from a const binary data. |
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52 * |
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53 * The binary data must be kept alive until the texture is no longer used. |
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54 * |
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55 * \pre texture != NULL |
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56 * \param texture the texture to initialize |
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57 * \param data the image content |
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58 * \param datasz the image content length |
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59 * \return 0 on success or any error code instead |
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60 */ |
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61 int |
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62 mlk_image_openmem(struct mlk_texture *texture, const void *data, size_t datasz); |
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63 |
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64 /** |
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65 * Open an image from a virtual file system. |
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66 * |
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67 * The VFS file can be discarded after loading the image. |
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68 * |
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69 * \pre texture != NULL |
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70 * \pre file != NULL |
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71 * \param texture the texture to initialize |
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72 * \param file the VFS file |
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73 * \return 0 on success or -1 on error |
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74 */ |
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75 int |
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76 mlk_image_openvfs(struct mlk_texture *texture, struct mlk_vfs_file *file); |
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77 |
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78 #if defined(__cplusplus) |
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79 } |
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80 #endif |
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81 |
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82 #endif /* !MLK_CORE_IMAGE_H */ |