1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

#![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
#![allow(
    clippy::approx_constant,
    clippy::type_complexity,
    clippy::unreadable_literal,
    clippy::upper_case_acronyms
)]
#![cfg_attr(docsrs, feature(doc_cfg))]

#[allow(unused_imports)]
use libc::{
    c_char, c_double, c_float, c_int, c_long, c_short, c_uchar, c_uint, c_ulong, c_ushort, c_void,
    intptr_t, size_t, ssize_t, uintptr_t, FILE,
};

#[allow(unused_imports)]
use glib::{gboolean, gconstpointer, gpointer, GType};

// Enums
pub type GdkColorspace = c_int;
pub const GDK_COLORSPACE_RGB: GdkColorspace = 0;

pub type GdkInterpType = c_int;
pub const GDK_INTERP_NEAREST: GdkInterpType = 0;
pub const GDK_INTERP_TILES: GdkInterpType = 1;
pub const GDK_INTERP_BILINEAR: GdkInterpType = 2;
pub const GDK_INTERP_HYPER: GdkInterpType = 3;

pub type GdkPixbufAlphaMode = c_int;
pub const GDK_PIXBUF_ALPHA_BILEVEL: GdkPixbufAlphaMode = 0;
pub const GDK_PIXBUF_ALPHA_FULL: GdkPixbufAlphaMode = 1;

pub type GdkPixbufError = c_int;
pub const GDK_PIXBUF_ERROR_CORRUPT_IMAGE: GdkPixbufError = 0;
pub const GDK_PIXBUF_ERROR_INSUFFICIENT_MEMORY: GdkPixbufError = 1;
pub const GDK_PIXBUF_ERROR_BAD_OPTION: GdkPixbufError = 2;
pub const GDK_PIXBUF_ERROR_UNKNOWN_TYPE: GdkPixbufError = 3;
pub const GDK_PIXBUF_ERROR_UNSUPPORTED_OPERATION: GdkPixbufError = 4;
pub const GDK_PIXBUF_ERROR_FAILED: GdkPixbufError = 5;
pub const GDK_PIXBUF_ERROR_INCOMPLETE_ANIMATION: GdkPixbufError = 6;

pub type GdkPixbufRotation = c_int;
pub const GDK_PIXBUF_ROTATE_NONE: GdkPixbufRotation = 0;
pub const GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE: GdkPixbufRotation = 90;
pub const GDK_PIXBUF_ROTATE_UPSIDEDOWN: GdkPixbufRotation = 180;
pub const GDK_PIXBUF_ROTATE_CLOCKWISE: GdkPixbufRotation = 270;

// Constants

// Flags
pub type GdkPixbufFormatFlags = c_uint;
pub const GDK_PIXBUF_FORMAT_WRITABLE: GdkPixbufFormatFlags = 1;
pub const GDK_PIXBUF_FORMAT_SCALABLE: GdkPixbufFormatFlags = 2;
pub const GDK_PIXBUF_FORMAT_THREADSAFE: GdkPixbufFormatFlags = 4;

// Callbacks
pub type GdkPixbufDestroyNotify = Option<unsafe extern "C" fn(*mut u8, gpointer)>;
pub type GdkPixbufModuleBeginLoadFunc = Option<
    unsafe extern "C" fn(
        GdkPixbufModuleSizeFunc,
        GdkPixbufModulePreparedFunc,
        GdkPixbufModuleUpdatedFunc,
        gpointer,
        *mut *mut glib::GError,
    ) -> gpointer,
>;
pub type GdkPixbufModuleFillInfoFunc = Option<unsafe extern "C" fn(*mut GdkPixbufFormat)>;
pub type GdkPixbufModuleFillVtableFunc = Option<unsafe extern "C" fn(*mut GdkPixbufModule)>;
pub type GdkPixbufModuleIncrementLoadFunc =
    Option<unsafe extern "C" fn(gpointer, *const u8, c_uint, *mut *mut glib::GError) -> gboolean>;
pub type GdkPixbufModuleLoadAnimationFunc =
    Option<unsafe extern "C" fn(*mut FILE, *mut *mut glib::GError) -> *mut GdkPixbufAnimation>;
pub type GdkPixbufModuleLoadFunc =
    Option<unsafe extern "C" fn(*mut FILE, *mut *mut glib::GError) -> *mut GdkPixbuf>;
pub type GdkPixbufModuleLoadXpmDataFunc =
    Option<unsafe extern "C" fn(*mut *const c_char) -> *mut GdkPixbuf>;
pub type GdkPixbufModulePreparedFunc =
    Option<unsafe extern "C" fn(*mut GdkPixbuf, *mut GdkPixbufAnimation, gpointer)>;
pub type GdkPixbufModuleSaveCallbackFunc = Option<
    unsafe extern "C" fn(
        GdkPixbufSaveFunc,
        gpointer,
        *mut GdkPixbuf,
        *mut *mut c_char,
        *mut *mut c_char,
        *mut *mut glib::GError,
    ) -> gboolean,
>;
pub type GdkPixbufModuleSaveFunc = Option<
    unsafe extern "C" fn(
        *mut FILE,
        *mut GdkPixbuf,
        *mut *mut c_char,
        *mut *mut c_char,
        *mut *mut glib::GError,
    ) -> gboolean,
>;
pub type GdkPixbufModuleSaveOptionSupportedFunc =
    Option<unsafe extern "C" fn(*const c_char) -> gboolean>;
pub type GdkPixbufModuleSizeFunc = Option<unsafe extern "C" fn(*mut c_int, *mut c_int, gpointer)>;
pub type GdkPixbufModuleStopLoadFunc =
    Option<unsafe extern "C" fn(gpointer, *mut *mut glib::GError) -> gboolean>;
pub type GdkPixbufModuleUpdatedFunc =
    Option<unsafe extern "C" fn(*mut GdkPixbuf, c_int, c_int, c_int, c_int, gpointer)>;
pub type GdkPixbufSaveFunc =
    Option<unsafe extern "C" fn(*const u8, size_t, *mut *mut glib::GError, gpointer) -> gboolean>;

// Records
#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufAnimationClass {
    pub parent_class: gobject::GObjectClass,
    pub is_static_image: Option<unsafe extern "C" fn(*mut GdkPixbufAnimation) -> gboolean>,
    pub get_static_image: Option<unsafe extern "C" fn(*mut GdkPixbufAnimation) -> *mut GdkPixbuf>,
    pub get_size: Option<unsafe extern "C" fn(*mut GdkPixbufAnimation, *mut c_int, *mut c_int)>,
    pub get_iter: Option<
        unsafe extern "C" fn(
            *mut GdkPixbufAnimation,
            *const glib::GTimeVal,
        ) -> *mut GdkPixbufAnimationIter,
    >,
}

impl ::std::fmt::Debug for GdkPixbufAnimationClass {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufAnimationClass @ {self:p}"))
            .field("parent_class", &self.parent_class)
            .field("is_static_image", &self.is_static_image)
            .field("get_static_image", &self.get_static_image)
            .field("get_size", &self.get_size)
            .field("get_iter", &self.get_iter)
            .finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufAnimationIterClass {
    pub parent_class: gobject::GObjectClass,
    pub get_delay_time: Option<unsafe extern "C" fn(*mut GdkPixbufAnimationIter) -> c_int>,
    pub get_pixbuf: Option<unsafe extern "C" fn(*mut GdkPixbufAnimationIter) -> *mut GdkPixbuf>,
    pub on_currently_loading_frame:
        Option<unsafe extern "C" fn(*mut GdkPixbufAnimationIter) -> gboolean>,
    pub advance: Option<
        unsafe extern "C" fn(*mut GdkPixbufAnimationIter, *const glib::GTimeVal) -> gboolean,
    >,
}

impl ::std::fmt::Debug for GdkPixbufAnimationIterClass {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufAnimationIterClass @ {self:p}"))
            .field("parent_class", &self.parent_class)
            .field("get_delay_time", &self.get_delay_time)
            .field("get_pixbuf", &self.get_pixbuf)
            .field(
                "on_currently_loading_frame",
                &self.on_currently_loading_frame,
            )
            .field("advance", &self.advance)
            .finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufFormat {
    pub name: *mut c_char,
    pub signature: *mut GdkPixbufModulePattern,
    pub domain: *mut c_char,
    pub description: *mut c_char,
    pub mime_types: *mut *mut c_char,
    pub extensions: *mut *mut c_char,
    pub flags: u32,
    pub disabled: gboolean,
    pub license: *mut c_char,
}

impl ::std::fmt::Debug for GdkPixbufFormat {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufFormat @ {self:p}"))
            .field("name", &self.name)
            .field("signature", &self.signature)
            .field("domain", &self.domain)
            .field("description", &self.description)
            .field("mime_types", &self.mime_types)
            .field("extensions", &self.extensions)
            .field("flags", &self.flags)
            .field("disabled", &self.disabled)
            .field("license", &self.license)
            .finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufLoaderClass {
    pub parent_class: gobject::GObjectClass,
    pub size_prepared: Option<unsafe extern "C" fn(*mut GdkPixbufLoader, c_int, c_int)>,
    pub area_prepared: Option<unsafe extern "C" fn(*mut GdkPixbufLoader)>,
    pub area_updated:
        Option<unsafe extern "C" fn(*mut GdkPixbufLoader, c_int, c_int, c_int, c_int)>,
    pub closed: Option<unsafe extern "C" fn(*mut GdkPixbufLoader)>,
}

impl ::std::fmt::Debug for GdkPixbufLoaderClass {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufLoaderClass @ {self:p}"))
            .field("parent_class", &self.parent_class)
            .field("size_prepared", &self.size_prepared)
            .field("area_prepared", &self.area_prepared)
            .field("area_updated", &self.area_updated)
            .field("closed", &self.closed)
            .finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufModule {
    pub module_name: *mut c_char,
    pub module_path: *mut c_char,
    pub module: gpointer,
    pub info: *mut GdkPixbufFormat,
    pub load: GdkPixbufModuleLoadFunc,
    pub load_xpm_data: GdkPixbufModuleLoadXpmDataFunc,
    pub begin_load: GdkPixbufModuleBeginLoadFunc,
    pub stop_load: GdkPixbufModuleStopLoadFunc,
    pub load_increment: GdkPixbufModuleIncrementLoadFunc,
    pub load_animation: GdkPixbufModuleLoadAnimationFunc,
    pub save: GdkPixbufModuleSaveFunc,
    pub save_to_callback: GdkPixbufModuleSaveCallbackFunc,
    pub is_save_option_supported: GdkPixbufModuleSaveOptionSupportedFunc,
    pub _reserved1: Option<unsafe extern "C" fn()>,
    pub _reserved2: Option<unsafe extern "C" fn()>,
    pub _reserved3: Option<unsafe extern "C" fn()>,
    pub _reserved4: Option<unsafe extern "C" fn()>,
}

impl ::std::fmt::Debug for GdkPixbufModule {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufModule @ {self:p}"))
            .field("module_name", &self.module_name)
            .field("module_path", &self.module_path)
            .field("module", &self.module)
            .field("info", &self.info)
            .field("load", &self.load)
            .field("load_xpm_data", &self.load_xpm_data)
            .field("begin_load", &self.begin_load)
            .field("stop_load", &self.stop_load)
            .field("load_increment", &self.load_increment)
            .field("load_animation", &self.load_animation)
            .field("save", &self.save)
            .field("save_to_callback", &self.save_to_callback)
            .field("is_save_option_supported", &self.is_save_option_supported)
            .field("_reserved1", &self._reserved1)
            .field("_reserved2", &self._reserved2)
            .field("_reserved3", &self._reserved3)
            .field("_reserved4", &self._reserved4)
            .finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufModulePattern {
    pub prefix: *mut c_char,
    pub mask: *mut c_char,
    pub relevance: c_int,
}

impl ::std::fmt::Debug for GdkPixbufModulePattern {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufModulePattern @ {self:p}"))
            .field("prefix", &self.prefix)
            .field("mask", &self.mask)
            .field("relevance", &self.relevance)
            .finish()
    }
}

#[repr(C)]
pub struct _GdkPixbufSimpleAnimClass {
    _data: [u8; 0],
    _marker: core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
}

pub type GdkPixbufSimpleAnimClass = *mut _GdkPixbufSimpleAnimClass;

// Classes
#[repr(C)]
pub struct GdkPixbuf {
    _data: [u8; 0],
    _marker: core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
}

impl ::std::fmt::Debug for GdkPixbuf {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbuf @ {self:p}")).finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufAnimation {
    pub parent_instance: gobject::GObject,
}

impl ::std::fmt::Debug for GdkPixbufAnimation {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufAnimation @ {self:p}"))
            .field("parent_instance", &self.parent_instance)
            .finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufAnimationIter {
    pub parent_instance: gobject::GObject,
}

impl ::std::fmt::Debug for GdkPixbufAnimationIter {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufAnimationIter @ {self:p}"))
            .field("parent_instance", &self.parent_instance)
            .finish()
    }
}

#[derive(Copy, Clone)]
#[repr(C)]
pub struct GdkPixbufLoader {
    pub parent_instance: gobject::GObject,
    pub priv_: gpointer,
}

impl ::std::fmt::Debug for GdkPixbufLoader {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufLoader @ {self:p}"))
            .finish()
    }
}

#[repr(C)]
pub struct GdkPixbufNonAnim {
    _data: [u8; 0],
    _marker: core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
}

impl ::std::fmt::Debug for GdkPixbufNonAnim {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufNonAnim @ {self:p}"))
            .finish()
    }
}

#[repr(C)]
pub struct GdkPixbufSimpleAnim {
    _data: [u8; 0],
    _marker: core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
}

impl ::std::fmt::Debug for GdkPixbufSimpleAnim {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufSimpleAnim @ {self:p}"))
            .finish()
    }
}

#[repr(C)]
pub struct GdkPixbufSimpleAnimIter {
    _data: [u8; 0],
    _marker: core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
}

impl ::std::fmt::Debug for GdkPixbufSimpleAnimIter {
    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
        f.debug_struct(&format!("GdkPixbufSimpleAnimIter @ {self:p}"))
            .finish()
    }
}

#[link(name = "gdk_pixbuf-2.0")]
extern "C" {

    //=========================================================================
    // GdkColorspace
    //=========================================================================
    pub fn gdk_colorspace_get_type() -> GType;

    //=========================================================================
    // GdkInterpType
    //=========================================================================
    pub fn gdk_interp_type_get_type() -> GType;

    //=========================================================================
    // GdkPixbufAlphaMode
    //=========================================================================
    pub fn gdk_pixbuf_alpha_mode_get_type() -> GType;

    //=========================================================================
    // GdkPixbufError
    //=========================================================================
    pub fn gdk_pixbuf_error_get_type() -> GType;
    pub fn gdk_pixbuf_error_quark() -> glib::GQuark;

    //=========================================================================
    // GdkPixbufRotation
    //=========================================================================
    pub fn gdk_pixbuf_rotation_get_type() -> GType;

    //=========================================================================
    // GdkPixbufFormat
    //=========================================================================
    pub fn gdk_pixbuf_format_get_type() -> GType;
    pub fn gdk_pixbuf_format_copy(format: *const GdkPixbufFormat) -> *mut GdkPixbufFormat;
    pub fn gdk_pixbuf_format_free(format: *mut GdkPixbufFormat);
    pub fn gdk_pixbuf_format_get_description(format: *mut GdkPixbufFormat) -> *mut c_char;
    pub fn gdk_pixbuf_format_get_extensions(format: *mut GdkPixbufFormat) -> *mut *mut c_char;
    pub fn gdk_pixbuf_format_get_license(format: *mut GdkPixbufFormat) -> *mut c_char;
    pub fn gdk_pixbuf_format_get_mime_types(format: *mut GdkPixbufFormat) -> *mut *mut c_char;
    pub fn gdk_pixbuf_format_get_name(format: *mut GdkPixbufFormat) -> *mut c_char;
    pub fn gdk_pixbuf_format_is_disabled(format: *mut GdkPixbufFormat) -> gboolean;
    pub fn gdk_pixbuf_format_is_save_option_supported(
        format: *mut GdkPixbufFormat,
        option_key: *const c_char,
    ) -> gboolean;
    pub fn gdk_pixbuf_format_is_scalable(format: *mut GdkPixbufFormat) -> gboolean;
    pub fn gdk_pixbuf_format_is_writable(format: *mut GdkPixbufFormat) -> gboolean;
    pub fn gdk_pixbuf_format_set_disabled(format: *mut GdkPixbufFormat, disabled: gboolean);

    //=========================================================================
    // GdkPixbuf
    //=========================================================================
    pub fn gdk_pixbuf_get_type() -> GType;
    pub fn gdk_pixbuf_new(
        colorspace: GdkColorspace,
        has_alpha: gboolean,
        bits_per_sample: c_int,
        width: c_int,
        height: c_int,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_bytes(
        data: *mut glib::GBytes,
        colorspace: GdkColorspace,
        has_alpha: gboolean,
        bits_per_sample: c_int,
        width: c_int,
        height: c_int,
        rowstride: c_int,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_data(
        data: *const u8,
        colorspace: GdkColorspace,
        has_alpha: gboolean,
        bits_per_sample: c_int,
        width: c_int,
        height: c_int,
        rowstride: c_int,
        destroy_fn: GdkPixbufDestroyNotify,
        destroy_fn_data: gpointer,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_file(
        filename: *const c_char,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_file_at_scale(
        filename: *const c_char,
        width: c_int,
        height: c_int,
        preserve_aspect_ratio: gboolean,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_file_at_size(
        filename: *const c_char,
        width: c_int,
        height: c_int,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_inline(
        data_length: c_int,
        data: *const u8,
        copy_pixels: gboolean,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_resource(
        resource_path: *const c_char,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_resource_at_scale(
        resource_path: *const c_char,
        width: c_int,
        height: c_int,
        preserve_aspect_ratio: gboolean,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_stream(
        stream: *mut gio::GInputStream,
        cancellable: *mut gio::GCancellable,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_stream_at_scale(
        stream: *mut gio::GInputStream,
        width: c_int,
        height: c_int,
        preserve_aspect_ratio: gboolean,
        cancellable: *mut gio::GCancellable,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_stream_finish(
        async_result: *mut gio::GAsyncResult,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_new_from_xpm_data(data: *mut *const c_char) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_calculate_rowstride(
        colorspace: GdkColorspace,
        has_alpha: gboolean,
        bits_per_sample: c_int,
        width: c_int,
        height: c_int,
    ) -> c_int;
    pub fn gdk_pixbuf_get_file_info(
        filename: *const c_char,
        width: *mut c_int,
        height: *mut c_int,
    ) -> *mut GdkPixbufFormat;
    pub fn gdk_pixbuf_get_file_info_async(
        filename: *const c_char,
        cancellable: *mut gio::GCancellable,
        callback: gio::GAsyncReadyCallback,
        user_data: gpointer,
    );
    pub fn gdk_pixbuf_get_file_info_finish(
        async_result: *mut gio::GAsyncResult,
        width: *mut c_int,
        height: *mut c_int,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbufFormat;
    pub fn gdk_pixbuf_get_formats() -> *mut glib::GSList;
    #[cfg(feature = "v2_40")]
    #[cfg_attr(docsrs, doc(cfg(feature = "v2_40")))]
    pub fn gdk_pixbuf_init_modules(path: *const c_char, error: *mut *mut glib::GError) -> gboolean;
    pub fn gdk_pixbuf_new_from_stream_async(
        stream: *mut gio::GInputStream,
        cancellable: *mut gio::GCancellable,
        callback: gio::GAsyncReadyCallback,
        user_data: gpointer,
    );
    pub fn gdk_pixbuf_new_from_stream_at_scale_async(
        stream: *mut gio::GInputStream,
        width: c_int,
        height: c_int,
        preserve_aspect_ratio: gboolean,
        cancellable: *mut gio::GCancellable,
        callback: gio::GAsyncReadyCallback,
        user_data: gpointer,
    );
    pub fn gdk_pixbuf_save_to_stream_finish(
        async_result: *mut gio::GAsyncResult,
        error: *mut *mut glib::GError,
    ) -> gboolean;
    pub fn gdk_pixbuf_add_alpha(
        pixbuf: *const GdkPixbuf,
        substitute_color: gboolean,
        r: c_uchar,
        g: c_uchar,
        b: c_uchar,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_apply_embedded_orientation(src: *mut GdkPixbuf) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_composite(
        src: *const GdkPixbuf,
        dest: *mut GdkPixbuf,
        dest_x: c_int,
        dest_y: c_int,
        dest_width: c_int,
        dest_height: c_int,
        offset_x: c_double,
        offset_y: c_double,
        scale_x: c_double,
        scale_y: c_double,
        interp_type: GdkInterpType,
        overall_alpha: c_int,
    );
    pub fn gdk_pixbuf_composite_color(
        src: *const GdkPixbuf,
        dest: *mut GdkPixbuf,
        dest_x: c_int,
        dest_y: c_int,
        dest_width: c_int,
        dest_height: c_int,
        offset_x: c_double,
        offset_y: c_double,
        scale_x: c_double,
        scale_y: c_double,
        interp_type: GdkInterpType,
        overall_alpha: c_int,
        check_x: c_int,
        check_y: c_int,
        check_size: c_int,
        color1: u32,
        color2: u32,
    );
    pub fn gdk_pixbuf_composite_color_simple(
        src: *const GdkPixbuf,
        dest_width: c_int,
        dest_height: c_int,
        interp_type: GdkInterpType,
        overall_alpha: c_int,
        check_size: c_int,
        color1: u32,
        color2: u32,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_copy(pixbuf: *const GdkPixbuf) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_copy_area(
        src_pixbuf: *const GdkPixbuf,
        src_x: c_int,
        src_y: c_int,
        width: c_int,
        height: c_int,
        dest_pixbuf: *mut GdkPixbuf,
        dest_x: c_int,
        dest_y: c_int,
    );
    pub fn gdk_pixbuf_copy_options(
        src_pixbuf: *mut GdkPixbuf,
        dest_pixbuf: *mut GdkPixbuf,
    ) -> gboolean;
    pub fn gdk_pixbuf_fill(pixbuf: *mut GdkPixbuf, pixel: u32);
    pub fn gdk_pixbuf_flip(src: *const GdkPixbuf, horizontal: gboolean) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_get_bits_per_sample(pixbuf: *const GdkPixbuf) -> c_int;
    pub fn gdk_pixbuf_get_byte_length(pixbuf: *const GdkPixbuf) -> size_t;
    pub fn gdk_pixbuf_get_colorspace(pixbuf: *const GdkPixbuf) -> GdkColorspace;
    pub fn gdk_pixbuf_get_has_alpha(pixbuf: *const GdkPixbuf) -> gboolean;
    pub fn gdk_pixbuf_get_height(pixbuf: *const GdkPixbuf) -> c_int;
    pub fn gdk_pixbuf_get_n_channels(pixbuf: *const GdkPixbuf) -> c_int;
    pub fn gdk_pixbuf_get_option(pixbuf: *mut GdkPixbuf, key: *const c_char) -> *const c_char;
    pub fn gdk_pixbuf_get_options(pixbuf: *mut GdkPixbuf) -> *mut glib::GHashTable;
    pub fn gdk_pixbuf_get_pixels(pixbuf: *const GdkPixbuf) -> *mut u8;
    pub fn gdk_pixbuf_get_pixels_with_length(
        pixbuf: *const GdkPixbuf,
        length: *mut c_uint,
    ) -> *mut u8;
    pub fn gdk_pixbuf_get_rowstride(pixbuf: *const GdkPixbuf) -> c_int;
    pub fn gdk_pixbuf_get_width(pixbuf: *const GdkPixbuf) -> c_int;
    pub fn gdk_pixbuf_new_subpixbuf(
        src_pixbuf: *mut GdkPixbuf,
        src_x: c_int,
        src_y: c_int,
        width: c_int,
        height: c_int,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_read_pixel_bytes(pixbuf: *const GdkPixbuf) -> *mut glib::GBytes;
    pub fn gdk_pixbuf_read_pixels(pixbuf: *const GdkPixbuf) -> *const u8;
    pub fn gdk_pixbuf_ref(pixbuf: *mut GdkPixbuf) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_remove_option(pixbuf: *mut GdkPixbuf, key: *const c_char) -> gboolean;
    pub fn gdk_pixbuf_rotate_simple(
        src: *const GdkPixbuf,
        angle: GdkPixbufRotation,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_saturate_and_pixelate(
        src: *const GdkPixbuf,
        dest: *mut GdkPixbuf,
        saturation: c_float,
        pixelate: gboolean,
    );
    pub fn gdk_pixbuf_save(
        pixbuf: *mut GdkPixbuf,
        filename: *const c_char,
        type_: *const c_char,
        error: *mut *mut glib::GError,
        ...
    ) -> gboolean;
    pub fn gdk_pixbuf_save_to_buffer(
        pixbuf: *mut GdkPixbuf,
        buffer: *mut *mut u8,
        buffer_size: *mut size_t,
        type_: *const c_char,
        error: *mut *mut glib::GError,
        ...
    ) -> gboolean;
    pub fn gdk_pixbuf_save_to_bufferv(
        pixbuf: *mut GdkPixbuf,
        buffer: *mut *mut u8,
        buffer_size: *mut size_t,
        type_: *const c_char,
        option_keys: *mut *mut c_char,
        option_values: *mut *mut c_char,
        error: *mut *mut glib::GError,
    ) -> gboolean;
    pub fn gdk_pixbuf_save_to_callback(
        pixbuf: *mut GdkPixbuf,
        save_func: GdkPixbufSaveFunc,
        user_data: gpointer,
        type_: *const c_char,
        error: *mut *mut glib::GError,
        ...
    ) -> gboolean;
    pub fn gdk_pixbuf_save_to_callbackv(
        pixbuf: *mut GdkPixbuf,
        save_func: GdkPixbufSaveFunc,
        user_data: gpointer,
        type_: *const c_char,
        option_keys: *mut *mut c_char,
        option_values: *mut *mut c_char,
        error: *mut *mut glib::GError,
    ) -> gboolean;
    pub fn gdk_pixbuf_save_to_stream(
        pixbuf: *mut GdkPixbuf,
        stream: *mut gio::GOutputStream,
        type_: *const c_char,
        cancellable: *mut gio::GCancellable,
        error: *mut *mut glib::GError,
        ...
    ) -> gboolean;
    pub fn gdk_pixbuf_save_to_stream_async(
        pixbuf: *mut GdkPixbuf,
        stream: *mut gio::GOutputStream,
        type_: *const c_char,
        cancellable: *mut gio::GCancellable,
        callback: gio::GAsyncReadyCallback,
        user_data: gpointer,
        ...
    );
    pub fn gdk_pixbuf_save_to_streamv(
        pixbuf: *mut GdkPixbuf,
        stream: *mut gio::GOutputStream,
        type_: *const c_char,
        option_keys: *mut *mut c_char,
        option_values: *mut *mut c_char,
        cancellable: *mut gio::GCancellable,
        error: *mut *mut glib::GError,
    ) -> gboolean;
    pub fn gdk_pixbuf_save_to_streamv_async(
        pixbuf: *mut GdkPixbuf,
        stream: *mut gio::GOutputStream,
        type_: *const c_char,
        option_keys: *mut *mut c_char,
        option_values: *mut *mut c_char,
        cancellable: *mut gio::GCancellable,
        callback: gio::GAsyncReadyCallback,
        user_data: gpointer,
    );
    pub fn gdk_pixbuf_savev(
        pixbuf: *mut GdkPixbuf,
        filename: *const c_char,
        type_: *const c_char,
        option_keys: *mut *mut c_char,
        option_values: *mut *mut c_char,
        error: *mut *mut glib::GError,
    ) -> gboolean;
    pub fn gdk_pixbuf_scale(
        src: *const GdkPixbuf,
        dest: *mut GdkPixbuf,
        dest_x: c_int,
        dest_y: c_int,
        dest_width: c_int,
        dest_height: c_int,
        offset_x: c_double,
        offset_y: c_double,
        scale_x: c_double,
        scale_y: c_double,
        interp_type: GdkInterpType,
    );
    pub fn gdk_pixbuf_scale_simple(
        src: *const GdkPixbuf,
        dest_width: c_int,
        dest_height: c_int,
        interp_type: GdkInterpType,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_set_option(
        pixbuf: *mut GdkPixbuf,
        key: *const c_char,
        value: *const c_char,
    ) -> gboolean;
    pub fn gdk_pixbuf_unref(pixbuf: *mut GdkPixbuf);

    //=========================================================================
    // GdkPixbufAnimation
    //=========================================================================
    pub fn gdk_pixbuf_animation_get_type() -> GType;
    pub fn gdk_pixbuf_animation_new_from_file(
        filename: *const c_char,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbufAnimation;
    pub fn gdk_pixbuf_animation_new_from_resource(
        resource_path: *const c_char,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbufAnimation;
    pub fn gdk_pixbuf_animation_new_from_stream(
        stream: *mut gio::GInputStream,
        cancellable: *mut gio::GCancellable,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbufAnimation;
    pub fn gdk_pixbuf_animation_new_from_stream_finish(
        async_result: *mut gio::GAsyncResult,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbufAnimation;
    pub fn gdk_pixbuf_animation_new_from_stream_async(
        stream: *mut gio::GInputStream,
        cancellable: *mut gio::GCancellable,
        callback: gio::GAsyncReadyCallback,
        user_data: gpointer,
    );
    pub fn gdk_pixbuf_animation_get_height(animation: *mut GdkPixbufAnimation) -> c_int;
    pub fn gdk_pixbuf_animation_get_iter(
        animation: *mut GdkPixbufAnimation,
        start_time: *const glib::GTimeVal,
    ) -> *mut GdkPixbufAnimationIter;
    pub fn gdk_pixbuf_animation_get_static_image(
        animation: *mut GdkPixbufAnimation,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_animation_get_width(animation: *mut GdkPixbufAnimation) -> c_int;
    pub fn gdk_pixbuf_animation_is_static_image(animation: *mut GdkPixbufAnimation) -> gboolean;
    pub fn gdk_pixbuf_animation_ref(animation: *mut GdkPixbufAnimation) -> *mut GdkPixbufAnimation;
    pub fn gdk_pixbuf_animation_unref(animation: *mut GdkPixbufAnimation);

    //=========================================================================
    // GdkPixbufAnimationIter
    //=========================================================================
    pub fn gdk_pixbuf_animation_iter_get_type() -> GType;
    pub fn gdk_pixbuf_animation_iter_advance(
        iter: *mut GdkPixbufAnimationIter,
        current_time: *const glib::GTimeVal,
    ) -> gboolean;
    pub fn gdk_pixbuf_animation_iter_get_delay_time(iter: *mut GdkPixbufAnimationIter) -> c_int;
    pub fn gdk_pixbuf_animation_iter_get_pixbuf(
        iter: *mut GdkPixbufAnimationIter,
    ) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_animation_iter_on_currently_loading_frame(
        iter: *mut GdkPixbufAnimationIter,
    ) -> gboolean;

    //=========================================================================
    // GdkPixbufLoader
    //=========================================================================
    pub fn gdk_pixbuf_loader_get_type() -> GType;
    pub fn gdk_pixbuf_loader_new() -> *mut GdkPixbufLoader;
    pub fn gdk_pixbuf_loader_new_with_mime_type(
        mime_type: *const c_char,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbufLoader;
    pub fn gdk_pixbuf_loader_new_with_type(
        image_type: *const c_char,
        error: *mut *mut glib::GError,
    ) -> *mut GdkPixbufLoader;
    pub fn gdk_pixbuf_loader_close(
        loader: *mut GdkPixbufLoader,
        error: *mut *mut glib::GError,
    ) -> gboolean;
    pub fn gdk_pixbuf_loader_get_animation(loader: *mut GdkPixbufLoader)
        -> *mut GdkPixbufAnimation;
    pub fn gdk_pixbuf_loader_get_format(loader: *mut GdkPixbufLoader) -> *mut GdkPixbufFormat;
    pub fn gdk_pixbuf_loader_get_pixbuf(loader: *mut GdkPixbufLoader) -> *mut GdkPixbuf;
    pub fn gdk_pixbuf_loader_set_size(loader: *mut GdkPixbufLoader, width: c_int, height: c_int);
    pub fn gdk_pixbuf_loader_write(
        loader: *mut GdkPixbufLoader,
        buf: *const u8,
        count: size_t,
        error: *mut *mut glib::GError,
    ) -> gboolean;
    pub fn gdk_pixbuf_loader_write_bytes(
        loader: *mut GdkPixbufLoader,
        buffer: *mut glib::GBytes,
        error: *mut *mut glib::GError,
    ) -> gboolean;

    //=========================================================================
    // GdkPixbufNonAnim
    //=========================================================================
    pub fn gdk_pixbuf_non_anim_get_type() -> GType;
    pub fn gdk_pixbuf_non_anim_new(pixbuf: *mut GdkPixbuf) -> *mut GdkPixbufAnimation;

    //=========================================================================
    // GdkPixbufSimpleAnim
    //=========================================================================
    pub fn gdk_pixbuf_simple_anim_get_type() -> GType;
    pub fn gdk_pixbuf_simple_anim_new(
        width: c_int,
        height: c_int,
        rate: c_float,
    ) -> *mut GdkPixbufSimpleAnim;
    pub fn gdk_pixbuf_simple_anim_add_frame(
        animation: *mut GdkPixbufSimpleAnim,
        pixbuf: *mut GdkPixbuf,
    );
    pub fn gdk_pixbuf_simple_anim_get_loop(animation: *mut GdkPixbufSimpleAnim) -> gboolean;
    pub fn gdk_pixbuf_simple_anim_set_loop(animation: *mut GdkPixbufSimpleAnim, loop_: gboolean);

    //=========================================================================
    // GdkPixbufSimpleAnimIter
    //=========================================================================
    pub fn gdk_pixbuf_simple_anim_iter_get_type() -> GType;

}