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author | David Walter Seikel | 2012-01-04 18:41:13 +1000 |
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committer | David Walter Seikel | 2012-01-04 18:41:13 +1000 |
commit | dd7595a3475407a7fa96a97393bae8c5220e8762 (patch) | |
tree | e341e911d7eb911a51684a7412ef7f7c7605d28e /libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c | |
parent | Add the skeleton. (diff) | |
download | SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.zip SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.gz SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.bz2 SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.xz |
Add the base Enlightenment Foundation Libraries - eina, eet, evas, ecore, embryo, and edje.
Note that embryo wont be used, but I'm not sure yet if you can build edje without it.
Diffstat (limited to 'libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c')
-rw-r--r-- | libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c b/libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c new file mode 100644 index 0000000..a187b9e --- /dev/null +++ b/libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c | |||
@@ -0,0 +1,182 @@ | |||
1 | #ifdef HAVE_CONFIG_H | ||
2 | # include "config.h" /* so that EAPI in Eet.h is correctly defined */ | ||
3 | #endif | ||
4 | |||
5 | #include <Eet.h> | ||
6 | |||
7 | #include "evas_common.h" | ||
8 | #include "evas_private.h" | ||
9 | |||
10 | |||
11 | static Eina_Bool evas_image_load_file_head_eet(Image_Entry *ie, const char *file, const char *key, int *error) EINA_ARG_NONNULL(1, 2, 4); | ||
12 | static Eina_Bool evas_image_load_file_data_eet(Image_Entry *ie, const char *file, const char *key, int *error) EINA_ARG_NONNULL(1, 2, 4); | ||
13 | |||
14 | Evas_Image_Load_Func evas_image_load_eet_func = | ||
15 | { | ||
16 | EINA_TRUE, | ||
17 | evas_image_load_file_head_eet, | ||
18 | evas_image_load_file_data_eet, | ||
19 | NULL | ||
20 | }; | ||
21 | |||
22 | |||
23 | static Eina_Bool | ||
24 | evas_image_load_file_head_eet(Image_Entry *ie, const char *file, const char *key, int *error) | ||
25 | { | ||
26 | int alpha, compression, quality, lossy; | ||
27 | unsigned int w, h; | ||
28 | Eet_File *ef; | ||
29 | int ok; | ||
30 | Eina_Bool res = EINA_FALSE; | ||
31 | |||
32 | if (!key) | ||
33 | { | ||
34 | *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST; | ||
35 | return EINA_FALSE; | ||
36 | } | ||
37 | |||
38 | ef = eet_open((char *)file, EET_FILE_MODE_READ); | ||
39 | if (!ef) | ||
40 | { | ||
41 | *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST; | ||
42 | return EINA_FALSE; | ||
43 | } | ||
44 | ok = eet_data_image_header_read(ef, key, | ||
45 | &w, &h, &alpha, &compression, &quality, &lossy); | ||
46 | if (!ok) | ||
47 | { | ||
48 | *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST; | ||
49 | goto on_error; | ||
50 | } | ||
51 | if (IMG_TOO_BIG(w, h)) | ||
52 | { | ||
53 | *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED; | ||
54 | goto on_error; | ||
55 | } | ||
56 | if (alpha) ie->flags.alpha = 1; | ||
57 | ie->w = w; | ||
58 | ie->h = h; | ||
59 | res = EINA_TRUE; | ||
60 | *error = EVAS_LOAD_ERROR_NONE; | ||
61 | |||
62 | on_error: | ||
63 | eet_close(ef); | ||
64 | return res; | ||
65 | } | ||
66 | |||
67 | Eina_Bool | ||
68 | evas_image_load_file_data_eet(Image_Entry *ie, const char *file, const char *key, int *error) | ||
69 | { | ||
70 | unsigned int w, h; | ||
71 | int alpha, compression, quality, lossy, ok; | ||
72 | Eet_File *ef; | ||
73 | DATA32 *body, *p, *end, *data; | ||
74 | DATA32 nas = 0; | ||
75 | Eina_Bool res = EINA_FALSE; | ||
76 | |||
77 | if (!key) | ||
78 | { | ||
79 | *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST; | ||
80 | return EINA_FALSE; | ||
81 | } | ||
82 | if (ie->flags.loaded) | ||
83 | { | ||
84 | *error = EVAS_LOAD_ERROR_NONE; | ||
85 | return EINA_TRUE; | ||
86 | } | ||
87 | ef = eet_open(file, EET_FILE_MODE_READ); | ||
88 | if (!ef) | ||
89 | { | ||
90 | *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST; | ||
91 | return EINA_FALSE; | ||
92 | } | ||
93 | ok = eet_data_image_header_read(ef, key, | ||
94 | &w, &h, &alpha, &compression, &quality, &lossy); | ||
95 | if (IMG_TOO_BIG(w, h)) | ||
96 | { | ||
97 | *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED; | ||
98 | goto on_error; | ||
99 | } | ||
100 | if (!ok) | ||
101 | { | ||
102 | *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST; | ||
103 | goto on_error; | ||
104 | } | ||
105 | evas_cache_image_surface_alloc(ie, w, h); | ||
106 | data = evas_cache_image_pixels(ie); | ||
107 | if (!data) | ||
108 | { | ||
109 | *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED; | ||
110 | goto on_error; | ||
111 | } | ||
112 | ok = eet_data_image_read_to_surface(ef, key, 0, 0, | ||
113 | data, w, h, w * 4, | ||
114 | &alpha, &compression, &quality, &lossy); | ||
115 | if (!ok) | ||
116 | { | ||
117 | *error = EVAS_LOAD_ERROR_GENERIC; | ||
118 | goto on_error; | ||
119 | } | ||
120 | if (alpha) | ||
121 | { | ||
122 | ie->flags.alpha = 1; | ||
123 | |||
124 | body = evas_cache_image_pixels(ie); | ||
125 | |||
126 | end = body +(w * h); | ||
127 | for (p = body; p < end; p++) | ||
128 | { | ||
129 | DATA32 r, g, b, a; | ||
130 | |||
131 | a = A_VAL(p); | ||
132 | r = R_VAL(p); | ||
133 | g = G_VAL(p); | ||
134 | b = B_VAL(p); | ||
135 | if ((a == 0) || (a == 255)) nas++; | ||
136 | if (r > a) r = a; | ||
137 | if (g > a) g = a; | ||
138 | if (b > a) b = a; | ||
139 | *p = ARGB_JOIN(a, r, g, b); | ||
140 | } | ||
141 | if ((ALPHA_SPARSE_INV_FRACTION * nas) >= (ie->w * ie->h)) | ||
142 | ie->flags.alpha_sparse = 1; | ||
143 | } | ||
144 | // result is already premultiplied now if u compile with edje | ||
145 | // evas_common_image_premul(im); | ||
146 | *error = EVAS_LOAD_ERROR_NONE; | ||
147 | res = EINA_TRUE; | ||
148 | |||
149 | on_error: | ||
150 | eet_close(ef); | ||
151 | return res; | ||
152 | } | ||
153 | |||
154 | static int | ||
155 | module_open(Evas_Module *em) | ||
156 | { | ||
157 | if (!em) return 0; | ||
158 | em->functions = (void *)(&evas_image_load_eet_func); | ||
159 | return 1; | ||
160 | } | ||
161 | |||
162 | static void | ||
163 | module_close(Evas_Module *em __UNUSED__) | ||
164 | { | ||
165 | } | ||
166 | |||
167 | static Evas_Module_Api evas_modapi = | ||
168 | { | ||
169 | EVAS_MODULE_API_VERSION, | ||
170 | "eet", | ||
171 | "none", | ||
172 | { | ||
173 | module_open, | ||
174 | module_close | ||
175 | } | ||
176 | }; | ||
177 | |||
178 | EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_IMAGE_LOADER, image_loader, eet); | ||
179 | |||
180 | #ifndef EVAS_STATIC_BUILD_EET | ||
181 | EVAS_EINA_MODULE_DEFINE(image_loader, eet); | ||
182 | #endif | ||