gstreamer/
flag_serde.rs

1// Take a look at the license at the top of the repository in the LICENSE file.
2
3use glib::{
4    prelude::*,
5    translate::{from_glib, ToGlibPtr},
6    FlagsClass,
7};
8
9bitflags_serde_impl!(crate::BinFlags);
10bitflags_serde_impl!(crate::BufferCopyFlags);
11bitflags_serde_impl!(crate::BufferFlags);
12bitflags_serde_impl!(crate::BufferPoolAcquireFlags);
13bitflags_serde_impl!(crate::ClockFlags);
14
15impl serde::Serialize for crate::DebugColorFlags {
16    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
17    where
18        S: serde::Serializer,
19    {
20        serializer.serialize_str(&format!(
21            "{}+{}{}{}",
22            match *self & Self::from_bits(0b111).expect("Failed to create value from fg-color mask")
23            {
24                Self::FG_BLACK => "fg-black",
25                Self::FG_RED => "fg-red",
26                Self::FG_GREEN => "fg-green",
27                Self::FG_YELLOW => "fg-yellow",
28                Self::FG_BLUE => "fg-blue",
29                Self::FG_MAGENTA => "fg-magenta",
30                Self::FG_CYAN => "fg-cyan",
31                Self::FG_WHITE => "fg-white",
32                _ => unreachable!(),
33            },
34            match *self
35                & Self::from_bits(0b111_0000).expect("Failed to create value from bg-color mask")
36            {
37                Self::BG_BLACK => "bg-black",
38                Self::BG_RED => "bg-red",
39                Self::BG_GREEN => "bg-green",
40                Self::BG_YELLOW => "bg-yellow",
41                Self::BG_BLUE => "bg-blue",
42                Self::BG_MAGENTA => "bg-magenta",
43                Self::BG_CYAN => "bg-cyan",
44                Self::BG_WHITE => "bg-white",
45                _ => unreachable!(),
46            },
47            if self.contains(Self::BOLD) {
48                "+bold"
49            } else {
50                ""
51            },
52            if self.contains(Self::UNDERLINE) {
53                "+underline"
54            } else {
55                ""
56            }
57        ))
58    }
59}
60
61bitflags_deserialize_impl!(crate::DebugColorFlags);
62bitflags_serialize_impl!(crate::DebugGraphDetails, by_ones_decreasing);
63bitflags_deserialize_impl!(crate::DebugGraphDetails);
64bitflags_serde_impl!(crate::ElementFlags);
65bitflags_serde_impl!(crate::EventTypeFlags);
66bitflags_serde_impl!(crate::GapFlags, "v1_20");
67bitflags_serde_impl!(crate::MemoryFlags);
68bitflags_serde_impl!(crate::MetaFlags);
69bitflags_serde_impl!(crate::ObjectFlags);
70bitflags_serde_impl!(crate::PadFlags);
71bitflags_serde_impl!(crate::PadLinkCheck);
72bitflags_serde_impl!(crate::PadProbeType);
73bitflags_serde_impl!(crate::ParseFlags);
74bitflags_serde_impl!(crate::PluginAPIFlags, "v1_18");
75bitflags_serde_impl!(crate::PluginDependencyFlags);
76bitflags_serde_impl!(crate::PluginFlags);
77bitflags_serde_impl!(crate::SchedulingFlags);
78bitflags_serde_impl!(crate::SeekFlags);
79bitflags_serde_impl!(crate::SegmentFlags);
80bitflags_serde_impl!(crate::SerializeFlags, "v1_20");
81bitflags_serde_impl!(crate::StackTraceFlags);
82bitflags_serde_impl!(crate::StreamFlags);
83bitflags_serde_impl!(crate::StreamType);
84
85#[cfg(test)]
86mod tests {
87    macro_rules! check_serialize {
88        ($flags:expr, $expected:expr) => {
89            let actual = serde_json::to_string(&$flags).unwrap();
90            assert_eq!(actual, $expected);
91        };
92    }
93
94    macro_rules! check_deserialize {
95        ($ty:ty, $expected:expr, $json:expr) => {
96            let actual: $ty = serde_json::from_str(&$json).unwrap();
97            assert_eq!(actual, $expected);
98        };
99    }
100
101    macro_rules! check_roundtrip {
102        ($ty:ty, $flags:expr) => {
103            let json = serde_json::to_string(&$flags).unwrap();
104            let deserialized: $ty = serde_json::from_str(&json).unwrap();
105            assert_eq!(deserialized, $flags);
106        };
107    }
108
109    #[test]
110    fn test_serialize() {
111        crate::init().unwrap();
112
113        check_serialize!(crate::BinFlags::empty(), "\"\"");
114        check_serialize!(crate::BinFlags::all(), "\"no-resync+streams-aware\"");
115        check_serialize!(
116            crate::BufferCopyFlags::all(),
117            "\"flags+timestamps+meta+memory+merge+deep\""
118        );
119        check_serialize!(
120            crate::BufferFlags::all(),
121            concat!(
122                "\"live+decode-only+discont+resync+corrupted+marker+header+gap",
123                "+droppable+delta-unit+tag-memory+sync-after+non-droppable\""
124            )
125        );
126        check_serialize!(
127            crate::BufferPoolAcquireFlags::all(),
128            "\"key-unit+dontwait+discont\""
129        );
130        check_serialize!(
131            crate::ClockFlags::all(),
132            concat!(
133                "\"can-do-single-sync+can-do-single-async",
134                "+can-do-periodic-sync+can-do-periodic-async",
135                "+can-set-resolution+can-set-master+needs-startup-sync\""
136            )
137        );
138
139        check_serialize!(
140            crate::DebugColorFlags::all(),
141            "\"fg-white+bg-white+bold+underline\""
142        );
143        check_serialize!(
144            crate::DebugColorFlags::FG_MAGENTA | crate::DebugColorFlags::BOLD,
145            "\"fg-magenta+bg-black+bold\""
146        );
147        check_serialize!(
148            crate::DebugColorFlags::FG_RED
149                | crate::DebugColorFlags::FG_BLUE
150                | crate::DebugColorFlags::BG_BLACK,
151            "\"fg-magenta+bg-black\""
152        );
153
154        check_serialize!(crate::DebugGraphDetails::all(), "\"verbose\"");
155        check_serialize!(
156            crate::DebugGraphDetails::MEDIA_TYPE
157                | crate::DebugGraphDetails::CAPS_DETAILS
158                | crate::DebugGraphDetails::NON_DEFAULT_PARAMS
159                | crate::DebugGraphDetails::STATES
160                | crate::DebugGraphDetails::FULL_PARAMS
161                | crate::DebugGraphDetails::ALL,
162            "\"all+full-params\""
163        );
164        check_serialize!(
165            crate::DebugGraphDetails::MEDIA_TYPE
166                | crate::DebugGraphDetails::CAPS_DETAILS
167                | crate::DebugGraphDetails::NON_DEFAULT_PARAMS
168                | crate::DebugGraphDetails::STATES
169                | crate::DebugGraphDetails::FULL_PARAMS,
170            "\"all+full-params\""
171        );
172
173        check_serialize!(
174            crate::ElementFlags::all(),
175            "\"locked-state+sink+source+provide-clock+require-clock+indexable\""
176        );
177        check_serialize!(
178            crate::EventTypeFlags::all(),
179            "\"upstream+downstream+serialized+sticky+sticky-multi\""
180        );
181        #[cfg(feature = "v1_20")]
182        check_serialize!(crate::GapFlags::all(), "\"data\"");
183        check_serialize!(
184            crate::MemoryFlags::all(),
185            concat!(
186                "\"readonly+no-share+zero-prefixed+zero-padded",
187                "+physically-contiguous+not-mappable\""
188            )
189        );
190        check_serialize!(crate::MetaFlags::all(), "\"readonly+pooled+locked\"");
191        cfg_if::cfg_if! {
192            if #[cfg(feature = "v1_24")] {
193                check_serialize!(crate::ObjectFlags::all(), "\"may-be-leaked+constructed\"");
194            } else {
195                check_serialize!(crate::ObjectFlags::all(), "\"may-be-leaked\"");
196            }
197        }
198        check_serialize!(
199            crate::PadFlags::all(),
200            concat!(
201                "\"blocked+flushing+eos+blocking+need-parent+need-reconfigure",
202                "+pending-events+fixed-caps+proxy-caps+proxy-allocation",
203                "+proxy-scheduling+accept-intersect+accept-template\""
204            )
205        );
206        check_serialize!(
207            crate::PadLinkCheck::all(),
208            "\"hierarchy+template-caps+caps+no-reconfigure\""
209        );
210        check_serialize!(
211            crate::PadProbeType::all(),
212            concat!(
213                "\"idle+block+buffer+buffer-list+event-downstream",
214                "+event-upstream+event-flush+query-downstream+query-upstream",
215                "+push+pull\""
216            )
217        );
218        check_serialize!(
219            crate::ParseFlags::all(),
220            "\"fatal-errors+no-single-element-bins+place-in-bin\""
221        );
222        #[cfg(feature = "v1_18")]
223        check_serialize!(crate::PluginAPIFlags::all(), "\"members\"");
224        check_serialize!(
225            crate::PluginDependencyFlags::all(),
226            concat!(
227                "\"recurse+paths-are-default-only+file-name-is-suffix",
228                "+file-name-is-prefix+paths-are-relative-to-exe\""
229            )
230        );
231        check_serialize!(crate::PluginFlags::all(), "\"cached+blacklisted\"");
232        check_serialize!(
233            crate::SchedulingFlags::all(),
234            "\"seekable+sequential+bandwidth-limited\""
235        );
236        #[cfg(feature = "v1_18")]
237        check_serialize!(
238            crate::SeekFlags::all(),
239            concat!(
240                "\"flush+accurate+key-unit+segment+trickmode+snap-before",
241                "+snap-after+trickmode-key-units+trickmode-no-audio",
242                "+trickmode-forward-predicted+instant-rate-change\""
243            )
244        );
245        #[cfg(feature = "v1_18")]
246        check_serialize!(
247            crate::SegmentFlags::all(),
248            concat!(
249                "\"reset+trickmode+segment+trickmode-key-units",
250                "+trickmode-forward-predicted+trickmode-no-audio\""
251            )
252        );
253        #[cfg(feature = "v1_20")]
254        check_serialize!(crate::SerializeFlags::all(), "\"backward-compat\"");
255        check_serialize!(crate::StackTraceFlags::all(), "\"full\"");
256        check_serialize!(crate::StreamFlags::all(), "\"sparse+select+unselect\"");
257        check_serialize!(
258            crate::StreamType::all(),
259            "\"unknown+audio+video+container+text\""
260        );
261    }
262
263    #[test]
264    fn test_deserialize() {
265        crate::init().unwrap();
266
267        check_deserialize!(crate::BinFlags, crate::BinFlags::empty(), "\"\"");
268        check_deserialize!(
269            crate::BinFlags,
270            crate::BinFlags::all(),
271            "\"no-resync+streams-aware\""
272        );
273        check_deserialize!(
274            crate::BufferCopyFlags,
275            crate::BufferCopyFlags::all(),
276            "\"flags+timestamps+meta+memory+merge+deep\""
277        );
278        check_deserialize!(
279            crate::BufferFlags,
280            crate::BufferFlags::all(),
281            concat!(
282                "\"live+decode-only+discont+resync+corrupted+marker+header+gap",
283                "+droppable+delta-unit+tag-memory+sync-after+non-droppable\""
284            )
285        );
286        check_deserialize!(
287            crate::BufferPoolAcquireFlags,
288            crate::BufferPoolAcquireFlags::all(),
289            "\"key-unit+dontwait+discont\""
290        );
291        check_deserialize!(
292            crate::ClockFlags,
293            crate::ClockFlags::all(),
294            concat!(
295                "\"can-do-single-sync+can-do-single-async",
296                "+can-do-periodic-sync+can-do-periodic-async",
297                "+can-set-resolution+can-set-master+needs-startup-sync\""
298            )
299        );
300
301        check_deserialize!(
302            crate::DebugColorFlags,
303            crate::DebugColorFlags::all(),
304            "\"fg-white+bg-white+bold+underline\""
305        );
306        check_deserialize!(
307            crate::DebugColorFlags,
308            crate::DebugColorFlags::FG_MAGENTA | crate::DebugColorFlags::BOLD,
309            "\"fg-magenta+bg-black+bold\""
310        );
311        check_deserialize!(
312            crate::DebugColorFlags,
313            crate::DebugColorFlags::FG_RED
314                | crate::DebugColorFlags::FG_BLUE
315                | crate::DebugColorFlags::BG_BLACK,
316            "\"fg-magenta+bg-black\""
317        );
318
319        check_deserialize!(
320            crate::DebugGraphDetails,
321            crate::DebugGraphDetails::all(),
322            "\"verbose\""
323        );
324        check_deserialize!(
325            crate::DebugGraphDetails,
326            crate::DebugGraphDetails::MEDIA_TYPE
327                | crate::DebugGraphDetails::CAPS_DETAILS
328                | crate::DebugGraphDetails::NON_DEFAULT_PARAMS
329                | crate::DebugGraphDetails::STATES
330                | crate::DebugGraphDetails::FULL_PARAMS
331                | crate::DebugGraphDetails::ALL,
332            "\"all+full-params\""
333        );
334        check_deserialize!(
335            crate::DebugGraphDetails,
336            crate::DebugGraphDetails::MEDIA_TYPE
337                | crate::DebugGraphDetails::CAPS_DETAILS
338                | crate::DebugGraphDetails::NON_DEFAULT_PARAMS
339                | crate::DebugGraphDetails::STATES
340                | crate::DebugGraphDetails::FULL_PARAMS,
341            "\"all+full-params\""
342        );
343
344        check_deserialize!(
345            crate::ElementFlags,
346            crate::ElementFlags::all(),
347            "\"locked-state+sink+source+provide-clock+require-clock+indexable\""
348        );
349        check_deserialize!(
350            crate::EventTypeFlags,
351            crate::EventTypeFlags::all(),
352            "\"upstream+downstream+serialized+sticky+sticky-multi\""
353        );
354        #[cfg(feature = "v1_20")]
355        check_deserialize!(crate::GapFlags, crate::GapFlags::all(), "\"data\"");
356        check_deserialize!(
357            crate::MemoryFlags,
358            crate::MemoryFlags::all(),
359            concat!(
360                "\"readonly+no-share+zero-prefixed+zero-padded",
361                "+physically-contiguous+not-mappable\""
362            )
363        );
364        check_deserialize!(
365            crate::MetaFlags,
366            crate::MetaFlags::all(),
367            "\"readonly+pooled+locked\""
368        );
369        check_deserialize!(
370            crate::ObjectFlags,
371            crate::ObjectFlags::all(),
372            "\"may-be-leaked+constructed\""
373        );
374        check_deserialize!(
375            crate::PadFlags,
376            crate::PadFlags::all(),
377            concat!(
378                "\"blocked+flushing+eos+blocking+need-parent+need-reconfigure",
379                "+pending-events+fixed-caps+proxy-caps+proxy-allocation",
380                "+proxy-scheduling+accept-intersect+accept-template\""
381            )
382        );
383        check_deserialize!(
384            crate::PadLinkCheck,
385            crate::PadLinkCheck::all(),
386            "\"hierarchy+template-caps+caps+no-reconfigure\""
387        );
388        check_deserialize!(
389            crate::PadProbeType,
390            crate::PadProbeType::all(),
391            concat!(
392                "\"idle+block+buffer+buffer-list+event-downstream",
393                "+event-upstream+event-flush+query-downstream+query-upstream",
394                "+push+pull\""
395            )
396        );
397        check_deserialize!(
398            crate::ParseFlags,
399            crate::ParseFlags::all(),
400            "\"fatal-errors+no-single-element-bins+place-in-bin\""
401        );
402        #[cfg(feature = "v1_18")]
403        check_deserialize!(
404            crate::PluginAPIFlags,
405            crate::PluginAPIFlags::all(),
406            "\"members\""
407        );
408        check_deserialize!(
409            crate::PluginDependencyFlags,
410            crate::PluginDependencyFlags::all(),
411            concat!(
412                "\"recurse+paths-are-default-only+file-name-is-suffix",
413                "+file-name-is-prefix+paths-are-relative-to-exe\""
414            )
415        );
416        check_deserialize!(
417            crate::PluginFlags,
418            crate::PluginFlags::all(),
419            "\"cached+blacklisted\""
420        );
421        check_deserialize!(
422            crate::SchedulingFlags,
423            crate::SchedulingFlags::all(),
424            "\"seekable+sequential+bandwidth-limited\""
425        );
426        #[cfg(feature = "v1_18")]
427        check_deserialize!(
428            crate::SeekFlags,
429            crate::SeekFlags::all(),
430            concat!(
431                "\"flush+accurate+key-unit+segment+trickmode+snap-before",
432                "+snap-after+trickmode-key-units+trickmode-no-audio",
433                "+trickmode-forward-predicted+instant-rate-change\""
434            )
435        );
436        #[cfg(feature = "v1_18")]
437        check_deserialize!(
438            crate::SegmentFlags,
439            crate::SegmentFlags::all(),
440            concat!(
441                "\"reset+trickmode+segment+trickmode-key-units",
442                "+trickmode-forward-predicted+trickmode-no-audio\""
443            )
444        );
445        #[cfg(feature = "v1_20")]
446        check_deserialize!(
447            crate::SerializeFlags,
448            crate::SerializeFlags::all(),
449            "\"backward-compat\""
450        );
451        check_deserialize!(
452            crate::StackTraceFlags,
453            crate::StackTraceFlags::all(),
454            "\"full\""
455        );
456        check_deserialize!(
457            crate::StreamFlags,
458            crate::StreamFlags::all(),
459            "\"sparse+select+unselect\""
460        );
461        check_deserialize!(
462            crate::StreamType,
463            crate::StreamType::all(),
464            "\"unknown+audio+video+container+text\""
465        );
466    }
467
468    #[test]
469    fn test_serde_roundtrip() {
470        crate::init().unwrap();
471
472        check_roundtrip!(crate::BinFlags, crate::BinFlags::empty());
473        check_roundtrip!(crate::BinFlags, crate::BinFlags::all());
474        check_roundtrip!(crate::BufferCopyFlags, crate::BufferCopyFlags::all());
475        check_roundtrip!(crate::BufferFlags, crate::BufferFlags::all());
476        check_roundtrip!(
477            crate::BufferPoolAcquireFlags,
478            crate::BufferPoolAcquireFlags::all()
479        );
480        check_roundtrip!(crate::ClockFlags, crate::ClockFlags::all());
481
482        check_roundtrip!(crate::DebugColorFlags, crate::DebugColorFlags::all());
483        check_roundtrip!(
484            crate::DebugColorFlags,
485            crate::DebugColorFlags::FG_MAGENTA | crate::DebugColorFlags::BOLD
486        );
487        check_roundtrip!(
488            crate::DebugColorFlags,
489            crate::DebugColorFlags::FG_RED
490                | crate::DebugColorFlags::FG_BLUE
491                | crate::DebugColorFlags::BG_BLACK
492        );
493
494        check_roundtrip!(crate::DebugGraphDetails, crate::DebugGraphDetails::all());
495        check_roundtrip!(
496            crate::DebugGraphDetails,
497            crate::DebugGraphDetails::MEDIA_TYPE
498                | crate::DebugGraphDetails::CAPS_DETAILS
499                | crate::DebugGraphDetails::NON_DEFAULT_PARAMS
500                | crate::DebugGraphDetails::STATES
501                | crate::DebugGraphDetails::FULL_PARAMS
502                | crate::DebugGraphDetails::ALL
503        );
504        check_roundtrip!(
505            crate::DebugGraphDetails,
506            crate::DebugGraphDetails::MEDIA_TYPE
507                | crate::DebugGraphDetails::CAPS_DETAILS
508                | crate::DebugGraphDetails::NON_DEFAULT_PARAMS
509                | crate::DebugGraphDetails::STATES
510                | crate::DebugGraphDetails::FULL_PARAMS
511        );
512
513        check_roundtrip!(crate::ElementFlags, crate::ElementFlags::all());
514        check_roundtrip!(crate::EventTypeFlags, crate::EventTypeFlags::all());
515        #[cfg(feature = "v1_20")]
516        check_roundtrip!(crate::GapFlags, crate::GapFlags::all());
517        check_roundtrip!(crate::MemoryFlags, crate::MemoryFlags::all());
518        check_roundtrip!(crate::MetaFlags, crate::MetaFlags::all());
519        check_roundtrip!(crate::ObjectFlags, crate::ObjectFlags::all());
520        check_roundtrip!(crate::PadFlags, crate::PadFlags::all());
521        check_roundtrip!(crate::PadLinkCheck, crate::PadLinkCheck::all());
522        check_roundtrip!(crate::PadProbeType, crate::PadProbeType::all());
523        check_roundtrip!(crate::ParseFlags, crate::ParseFlags::all());
524        #[cfg(feature = "v1_18")]
525        check_roundtrip!(crate::PluginAPIFlags, crate::PluginAPIFlags::all());
526        check_roundtrip!(
527            crate::PluginDependencyFlags,
528            crate::PluginDependencyFlags::all()
529        );
530        check_roundtrip!(crate::PluginFlags, crate::PluginFlags::all());
531        check_roundtrip!(crate::SchedulingFlags, crate::SchedulingFlags::all());
532        #[cfg(feature = "v1_18")]
533        check_roundtrip!(crate::SeekFlags, crate::SeekFlags::all());
534        #[cfg(feature = "v1_18")]
535        check_roundtrip!(crate::SegmentFlags, crate::SegmentFlags::all());
536        #[cfg(feature = "v1_20")]
537        check_roundtrip!(crate::SerializeFlags, crate::SerializeFlags::all());
538        check_roundtrip!(crate::StackTraceFlags, crate::StackTraceFlags::all());
539        check_roundtrip!(crate::StreamFlags, crate::StreamFlags::all());
540        check_roundtrip!(crate::StreamType, crate::StreamType::all());
541    }
542}