2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 * misc parsing utilities
31 #include "random_seed.h"
32 #include "parseutils.h"
36 #define av_get_random_seed av_get_random_seed_deterministic
37 static uint32_t av_get_random_seed_deterministic(void);
39 #define time(t) 1331972053
43 int av_parse_ratio(AVRational
*q
, const char *str
, int max
,
44 int log_offset
, void *log_ctx
)
49 if (sscanf(str
, "%d:%d%c", &q
->num
, &q
->den
, &c
) != 2) {
51 ret
= av_expr_parse_and_eval(&d
, str
, NULL
, NULL
,
52 NULL
, NULL
, NULL
, NULL
,
53 NULL
, log_offset
, log_ctx
);
58 av_reduce(&q
->num
, &q
->den
, q
->num
, q
->den
, max
);
74 static const VideoSizeAbbr video_size_abbrs
[] = {
77 { "qntsc", 352, 240 }, /* VCD compliant NTSC */
78 { "qpal", 352, 288 }, /* VCD compliant PAL */
79 { "sntsc", 640, 480 }, /* square pixel NTSC */
80 { "spal", 768, 576 }, /* square pixel PAL */
82 { "ntsc-film", 352, 240 },
87 { "16cif", 1408,1152 },
88 { "qqvga", 160, 120 },
93 { "uxga", 1600,1200 },
94 { "qxga", 2048,1536 },
95 { "sxga", 1280,1024 },
96 { "qsxga", 2560,2048 },
97 { "hsxga", 5120,4096 },
99 { "wxga", 1366, 768 },
100 { "wsxga", 1600,1024 },
101 { "wuxga", 1920,1200 },
102 { "woxga", 2560,1600 },
103 { "wqsxga", 3200,2048 },
104 { "wquxga", 3840,2400 },
105 { "whsxga", 6400,4096 },
106 { "whuxga", 7680,4800 },
109 { "hd480", 852, 480 },
110 { "hd720", 1280, 720 },
111 { "hd1080", 1920,1080 },
112 { "2k", 2048,1080 }, /* Digital Cinema System Specification */
113 { "2kflat", 1998,1080 },
114 { "2kscope", 2048, 858 },
115 { "4k", 4096,2160 }, /* Digital Cinema System Specification */
116 { "4kflat", 3996,2160 },
117 { "4kscope", 4096,1716 },
119 { "hqvga", 240,160 },
120 { "wqvga", 400,240 },
121 { "fwqvga", 432,240 },
126 static const VideoRateAbbr video_rate_abbrs
[]= {
127 { "ntsc", { 30000, 1001 } },
128 { "pal", { 25, 1 } },
129 { "qntsc", { 30000, 1001 } }, /* VCD compliant NTSC */
130 { "qpal", { 25, 1 } }, /* VCD compliant PAL */
131 { "sntsc", { 30000, 1001 } }, /* square pixel NTSC */
132 { "spal", { 25, 1 } }, /* square pixel PAL */
133 { "film", { 24, 1 } },
134 { "ntsc-film", { 24000, 1001 } },
137 int av_parse_video_size(int *width_ptr
, int *height_ptr
, const char *str
)
140 int n
= FF_ARRAY_ELEMS(video_size_abbrs
);
142 int width
= 0, height
= 0;
144 for (i
= 0; i
< n
; i
++) {
145 if (!strcmp(video_size_abbrs
[i
].abbr
, str
)) {
146 width
= video_size_abbrs
[i
].width
;
147 height
= video_size_abbrs
[i
].height
;
152 width
= strtol(str
, (void*)&p
, 10);
155 height
= strtol(p
, (void*)&p
, 10);
157 /* trailing extraneous data detected, like in 123x345foobar */
159 return AVERROR(EINVAL
);
161 if (width
<= 0 || height
<= 0)
162 return AVERROR(EINVAL
);
164 *height_ptr
= height
;
168 int av_parse_video_rate(AVRational
*rate
, const char *arg
)
171 int n
= FF_ARRAY_ELEMS(video_rate_abbrs
);
173 /* First, we check our abbreviation table */
174 for (i
= 0; i
< n
; ++i
)
175 if (!strcmp(video_rate_abbrs
[i
].abbr
, arg
)) {
176 *rate
= video_rate_abbrs
[i
].rate
;
180 /* Then, we try to parse it as fraction */
181 if ((ret
= av_parse_ratio_quiet(rate
, arg
, 1001000)) < 0)
183 if (rate
->num
<= 0 || rate
->den
<= 0)
184 return AVERROR(EINVAL
);
189 const char *name
; ///< a string representing the name of the color
190 uint8_t rgb_color
[3]; ///< RGB values for the color
193 static const ColorEntry color_table
[] = {
194 { "AliceBlue", { 0xF0, 0xF8, 0xFF } },
195 { "AntiqueWhite", { 0xFA, 0xEB, 0xD7 } },
196 { "Aqua", { 0x00, 0xFF, 0xFF } },
197 { "Aquamarine", { 0x7F, 0xFF, 0xD4 } },
198 { "Azure", { 0xF0, 0xFF, 0xFF } },
199 { "Beige", { 0xF5, 0xF5, 0xDC } },
200 { "Bisque", { 0xFF, 0xE4, 0xC4 } },
201 { "Black", { 0x00, 0x00, 0x00 } },
202 { "BlanchedAlmond", { 0xFF, 0xEB, 0xCD } },
203 { "Blue", { 0x00, 0x00, 0xFF } },
204 { "BlueViolet", { 0x8A, 0x2B, 0xE2 } },
205 { "Brown", { 0xA5, 0x2A, 0x2A } },
206 { "BurlyWood", { 0xDE, 0xB8, 0x87 } },
207 { "CadetBlue", { 0x5F, 0x9E, 0xA0 } },
208 { "Chartreuse", { 0x7F, 0xFF, 0x00 } },
209 { "Chocolate", { 0xD2, 0x69, 0x1E } },
210 { "Coral", { 0xFF, 0x7F, 0x50 } },
211 { "CornflowerBlue", { 0x64, 0x95, 0xED } },
212 { "Cornsilk", { 0xFF, 0xF8, 0xDC } },
213 { "Crimson", { 0xDC, 0x14, 0x3C } },
214 { "Cyan", { 0x00, 0xFF, 0xFF } },
215 { "DarkBlue", { 0x00, 0x00, 0x8B } },
216 { "DarkCyan", { 0x00, 0x8B, 0x8B } },
217 { "DarkGoldenRod", { 0xB8, 0x86, 0x0B } },
218 { "DarkGray", { 0xA9, 0xA9, 0xA9 } },
219 { "DarkGreen", { 0x00, 0x64, 0x00 } },
220 { "DarkKhaki", { 0xBD, 0xB7, 0x6B } },
221 { "DarkMagenta", { 0x8B, 0x00, 0x8B } },
222 { "DarkOliveGreen", { 0x55, 0x6B, 0x2F } },
223 { "Darkorange", { 0xFF, 0x8C, 0x00 } },
224 { "DarkOrchid", { 0x99, 0x32, 0xCC } },
225 { "DarkRed", { 0x8B, 0x00, 0x00 } },
226 { "DarkSalmon", { 0xE9, 0x96, 0x7A } },
227 { "DarkSeaGreen", { 0x8F, 0xBC, 0x8F } },
228 { "DarkSlateBlue", { 0x48, 0x3D, 0x8B } },
229 { "DarkSlateGray", { 0x2F, 0x4F, 0x4F } },
230 { "DarkTurquoise", { 0x00, 0xCE, 0xD1 } },
231 { "DarkViolet", { 0x94, 0x00, 0xD3 } },
232 { "DeepPink", { 0xFF, 0x14, 0x93 } },
233 { "DeepSkyBlue", { 0x00, 0xBF, 0xFF } },
234 { "DimGray", { 0x69, 0x69, 0x69 } },
235 { "DodgerBlue", { 0x1E, 0x90, 0xFF } },
236 { "FireBrick", { 0xB2, 0x22, 0x22 } },
237 { "FloralWhite", { 0xFF, 0xFA, 0xF0 } },
238 { "ForestGreen", { 0x22, 0x8B, 0x22 } },
239 { "Fuchsia", { 0xFF, 0x00, 0xFF } },
240 { "Gainsboro", { 0xDC, 0xDC, 0xDC } },
241 { "GhostWhite", { 0xF8, 0xF8, 0xFF } },
242 { "Gold", { 0xFF, 0xD7, 0x00 } },
243 { "GoldenRod", { 0xDA, 0xA5, 0x20 } },
244 { "Gray", { 0x80, 0x80, 0x80 } },
245 { "Green", { 0x00, 0x80, 0x00 } },
246 { "GreenYellow", { 0xAD, 0xFF, 0x2F } },
247 { "HoneyDew", { 0xF0, 0xFF, 0xF0 } },
248 { "HotPink", { 0xFF, 0x69, 0xB4 } },
249 { "IndianRed", { 0xCD, 0x5C, 0x5C } },
250 { "Indigo", { 0x4B, 0x00, 0x82 } },
251 { "Ivory", { 0xFF, 0xFF, 0xF0 } },
252 { "Khaki", { 0xF0, 0xE6, 0x8C } },
253 { "Lavender", { 0xE6, 0xE6, 0xFA } },
254 { "LavenderBlush", { 0xFF, 0xF0, 0xF5 } },
255 { "LawnGreen", { 0x7C, 0xFC, 0x00 } },
256 { "LemonChiffon", { 0xFF, 0xFA, 0xCD } },
257 { "LightBlue", { 0xAD, 0xD8, 0xE6 } },
258 { "LightCoral", { 0xF0, 0x80, 0x80 } },
259 { "LightCyan", { 0xE0, 0xFF, 0xFF } },
260 { "LightGoldenRodYellow", { 0xFA, 0xFA, 0xD2 } },
261 { "LightGreen", { 0x90, 0xEE, 0x90 } },
262 { "LightGrey", { 0xD3, 0xD3, 0xD3 } },
263 { "LightPink", { 0xFF, 0xB6, 0xC1 } },
264 { "LightSalmon", { 0xFF, 0xA0, 0x7A } },
265 { "LightSeaGreen", { 0x20, 0xB2, 0xAA } },
266 { "LightSkyBlue", { 0x87, 0xCE, 0xFA } },
267 { "LightSlateGray", { 0x77, 0x88, 0x99 } },
268 { "LightSteelBlue", { 0xB0, 0xC4, 0xDE } },
269 { "LightYellow", { 0xFF, 0xFF, 0xE0 } },
270 { "Lime", { 0x00, 0xFF, 0x00 } },
271 { "LimeGreen", { 0x32, 0xCD, 0x32 } },
272 { "Linen", { 0xFA, 0xF0, 0xE6 } },
273 { "Magenta", { 0xFF, 0x00, 0xFF } },
274 { "Maroon", { 0x80, 0x00, 0x00 } },
275 { "MediumAquaMarine", { 0x66, 0xCD, 0xAA } },
276 { "MediumBlue", { 0x00, 0x00, 0xCD } },
277 { "MediumOrchid", { 0xBA, 0x55, 0xD3 } },
278 { "MediumPurple", { 0x93, 0x70, 0xD8 } },
279 { "MediumSeaGreen", { 0x3C, 0xB3, 0x71 } },
280 { "MediumSlateBlue", { 0x7B, 0x68, 0xEE } },
281 { "MediumSpringGreen", { 0x00, 0xFA, 0x9A } },
282 { "MediumTurquoise", { 0x48, 0xD1, 0xCC } },
283 { "MediumVioletRed", { 0xC7, 0x15, 0x85 } },
284 { "MidnightBlue", { 0x19, 0x19, 0x70 } },
285 { "MintCream", { 0xF5, 0xFF, 0xFA } },
286 { "MistyRose", { 0xFF, 0xE4, 0xE1 } },
287 { "Moccasin", { 0xFF, 0xE4, 0xB5 } },
288 { "NavajoWhite", { 0xFF, 0xDE, 0xAD } },
289 { "Navy", { 0x00, 0x00, 0x80 } },
290 { "OldLace", { 0xFD, 0xF5, 0xE6 } },
291 { "Olive", { 0x80, 0x80, 0x00 } },
292 { "OliveDrab", { 0x6B, 0x8E, 0x23 } },
293 { "Orange", { 0xFF, 0xA5, 0x00 } },
294 { "OrangeRed", { 0xFF, 0x45, 0x00 } },
295 { "Orchid", { 0xDA, 0x70, 0xD6 } },
296 { "PaleGoldenRod", { 0xEE, 0xE8, 0xAA } },
297 { "PaleGreen", { 0x98, 0xFB, 0x98 } },
298 { "PaleTurquoise", { 0xAF, 0xEE, 0xEE } },
299 { "PaleVioletRed", { 0xD8, 0x70, 0x93 } },
300 { "PapayaWhip", { 0xFF, 0xEF, 0xD5 } },
301 { "PeachPuff", { 0xFF, 0xDA, 0xB9 } },
302 { "Peru", { 0xCD, 0x85, 0x3F } },
303 { "Pink", { 0xFF, 0xC0, 0xCB } },
304 { "Plum", { 0xDD, 0xA0, 0xDD } },
305 { "PowderBlue", { 0xB0, 0xE0, 0xE6 } },
306 { "Purple", { 0x80, 0x00, 0x80 } },
307 { "Red", { 0xFF, 0x00, 0x00 } },
308 { "RosyBrown", { 0xBC, 0x8F, 0x8F } },
309 { "RoyalBlue", { 0x41, 0x69, 0xE1 } },
310 { "SaddleBrown", { 0x8B, 0x45, 0x13 } },
311 { "Salmon", { 0xFA, 0x80, 0x72 } },
312 { "SandyBrown", { 0xF4, 0xA4, 0x60 } },
313 { "SeaGreen", { 0x2E, 0x8B, 0x57 } },
314 { "SeaShell", { 0xFF, 0xF5, 0xEE } },
315 { "Sienna", { 0xA0, 0x52, 0x2D } },
316 { "Silver", { 0xC0, 0xC0, 0xC0 } },
317 { "SkyBlue", { 0x87, 0xCE, 0xEB } },
318 { "SlateBlue", { 0x6A, 0x5A, 0xCD } },
319 { "SlateGray", { 0x70, 0x80, 0x90 } },
320 { "Snow", { 0xFF, 0xFA, 0xFA } },
321 { "SpringGreen", { 0x00, 0xFF, 0x7F } },
322 { "SteelBlue", { 0x46, 0x82, 0xB4 } },
323 { "Tan", { 0xD2, 0xB4, 0x8C } },
324 { "Teal", { 0x00, 0x80, 0x80 } },
325 { "Thistle", { 0xD8, 0xBF, 0xD8 } },
326 { "Tomato", { 0xFF, 0x63, 0x47 } },
327 { "Turquoise", { 0x40, 0xE0, 0xD0 } },
328 { "Violet", { 0xEE, 0x82, 0xEE } },
329 { "Wheat", { 0xF5, 0xDE, 0xB3 } },
330 { "White", { 0xFF, 0xFF, 0xFF } },
331 { "WhiteSmoke", { 0xF5, 0xF5, 0xF5 } },
332 { "Yellow", { 0xFF, 0xFF, 0x00 } },
333 { "YellowGreen", { 0x9A, 0xCD, 0x32 } },
336 static int color_table_compare(const void *lhs
, const void *rhs
)
338 return av_strcasecmp(lhs
, ((const ColorEntry
*)rhs
)->name
);
341 #define ALPHA_SEP '@'
343 int av_parse_color(uint8_t *rgba_color
, const char *color_string
, int slen
,
346 char *tail
, color_string2
[128];
347 const ColorEntry
*entry
;
348 int len
, hex_offset
= 0;
350 if (color_string
[0] == '#') {
352 } else if (!strncmp(color_string
, "0x", 2))
356 slen
= strlen(color_string
);
357 av_strlcpy(color_string2
, color_string
+ hex_offset
,
358 FFMIN(slen
-hex_offset
+1, sizeof(color_string2
)));
359 if ((tail
= strchr(color_string2
, ALPHA_SEP
)))
361 len
= strlen(color_string2
);
364 if (!av_strcasecmp(color_string2
, "random") || !av_strcasecmp(color_string2
, "bikeshed")) {
365 int rgba
= av_get_random_seed();
366 rgba_color
[0] = rgba
>> 24;
367 rgba_color
[1] = rgba
>> 16;
368 rgba_color
[2] = rgba
>> 8;
369 rgba_color
[3] = rgba
;
370 } else if (hex_offset
||
371 strspn(color_string2
, "0123456789ABCDEFabcdef") == len
) {
373 unsigned int rgba
= strtoul(color_string2
, &tail
, 16);
375 if (*tail
|| (len
!= 6 && len
!= 8)) {
376 av_log(log_ctx
, AV_LOG_ERROR
, "Invalid 0xRRGGBB[AA] color string: '%s'\n", color_string2
);
377 return AVERROR(EINVAL
);
380 rgba_color
[3] = rgba
;
383 rgba_color
[0] = rgba
>> 16;
384 rgba_color
[1] = rgba
>> 8;
385 rgba_color
[2] = rgba
;
387 entry
= bsearch(color_string2
,
389 FF_ARRAY_ELEMS(color_table
),
391 color_table_compare
);
393 av_log(log_ctx
, AV_LOG_ERROR
, "Cannot find color '%s'\n", color_string2
);
394 return AVERROR(EINVAL
);
396 memcpy(rgba_color
, entry
->rgb_color
, 3);
401 const char *alpha_string
= tail
;
402 if (!strncmp(alpha_string
, "0x", 2)) {
403 alpha
= strtoul(alpha_string
, &tail
, 16);
405 double norm_alpha
= strtod(alpha_string
, &tail
);
406 if (norm_alpha
< 0.0 || norm_alpha
> 1.0)
409 alpha
= 255 * norm_alpha
;
412 if (tail
== alpha_string
|| *tail
|| alpha
> 255 || alpha
< 0) {
413 av_log(log_ctx
, AV_LOG_ERROR
, "Invalid alpha value specifier '%s' in '%s'\n",
414 alpha_string
, color_string
);
415 return AVERROR(EINVAL
);
417 rgba_color
[3] = alpha
;
423 const char *av_get_known_color_name(int color_idx
, const uint8_t **rgbp
)
425 const ColorEntry
*color
;
427 if ((unsigned)color_idx
>= FF_ARRAY_ELEMS(color_table
))
430 color
= &color_table
[color_idx
];
432 *rgbp
= color
->rgb_color
;
437 /* get a positive number between n_min and n_max, for a maximum length
438 of len_max. Return -1 if error. */
439 static int date_get_num(const char **pp
,
440 int n_min
, int n_max
, int len_max
)
447 for(i
= 0; i
< len_max
; i
++) {
451 val
= (val
* 10) + c
- '0';
454 /* no number read ? */
457 if (val
< n_min
|| val
> n_max
)
463 char *av_small_strptime(const char *p
, const char *fmt
, struct tm
*dt
)
468 /* consume time string until a non whitespace char is found */
469 while (av_isspace(*fmt
)) {
470 while (av_isspace(*p
))
477 } else if (c
== '%') {
482 val
= date_get_num(&p
, 0, c
== 'H' ? 23 : INT_MAX
, 2);
488 val
= date_get_num(&p
, 0, 59, 2);
494 val
= date_get_num(&p
, 0, 59, 2);
500 val
= date_get_num(&p
, 0, 9999, 4);
503 dt
->tm_year
= val
- 1900;
506 val
= date_get_num(&p
, 1, 12, 2);
509 dt
->tm_mon
= val
- 1;
512 val
= date_get_num(&p
, 1, 31, 2);
531 time_t av_timegm(struct tm
*tm
)
535 int y
= tm
->tm_year
+ 1900, m
= tm
->tm_mon
+ 1, d
= tm
->tm_mday
;
543 (d
+ (153 * m
- 457) / 5 + 365 * y
+ y
/ 4 - y
/ 100 + y
/ 400 - 719469);
545 t
+= 3600 * tm
->tm_hour
+ 60 * tm
->tm_min
+ tm
->tm_sec
;
550 int av_parse_time(int64_t *timeval
, const char *timestr
, int duration
)
555 struct tm dt
= { 0 };
556 int today
= 0, negative
= 0, microseconds
= 0;
558 static const char * const date_fmt
[] = {
562 static const char * const time_fmt
[] = {
569 *timeval
= INT64_MIN
;
573 if (!av_strcasecmp(timestr
, "now")) {
574 *timeval
= (int64_t) now
* 1000000;
578 /* parse the year-month-day part */
579 for (i
= 0; i
< FF_ARRAY_ELEMS(date_fmt
); i
++) {
580 q
= av_small_strptime(p
, date_fmt
[i
], &dt
);
585 /* if the year-month-day part is missing, then take the
586 * current year-month-day time */
593 if (*p
== 'T' || *p
== 't' || *p
== ' ')
596 /* parse the hour-minute-second part */
597 for (i
= 0; i
< FF_ARRAY_ELEMS(time_fmt
); i
++) {
598 q
= av_small_strptime(p
, time_fmt
[i
], &dt
);
603 /* parse timestr as a duration */
608 /* parse timestr as HH:MM:SS */
609 q
= av_small_strptime(p
, "%J:%M:%S", &dt
);
611 /* parse timestr as MM:SS */
612 q
= av_small_strptime(p
, "%M:%S", &dt
);
617 /* parse timestr as S+ */
618 dt
.tm_sec
= strtol(p
, &o
, 10);
619 if (o
== p
) /* the parsing didn't succeed */
620 return AVERROR(EINVAL
);
627 /* Now we have all the fields that we can get */
629 return AVERROR(EINVAL
);
631 /* parse the .m... part */
635 for (n
= 100000; n
>= 1; n
/= 10, q
++) {
638 microseconds
+= n
* (*q
- '0');
640 while (av_isdigit(*q
))
645 t
= dt
.tm_hour
* 3600 + dt
.tm_min
* 60 + dt
.tm_sec
;
647 int is_utc
= *q
== 'Z' || *q
== 'z';
649 if (today
) { /* fill in today's date */
650 struct tm dt2
= is_utc
? *gmtime(&now
) : *localtime(&now
);
651 dt2
.tm_hour
= dt
.tm_hour
;
652 dt2
.tm_min
= dt
.tm_min
;
653 dt2
.tm_sec
= dt
.tm_sec
;
656 t
= is_utc
? av_timegm(&dt
) : mktime(&dt
);
659 /* Check that we are at the end of the string */
661 return AVERROR(EINVAL
);
665 *timeval
= negative
? -t
: t
;
669 int av_find_info_tag(char *arg
, int arg_size
, const char *tag1
, const char *info
)
679 while (*p
!= '\0' && *p
!= '=' && *p
!= '&') {
680 if ((q
- tag
) < sizeof(tag
) - 1)
688 while (*p
!= '&' && *p
!= '\0') {
689 if ((q
- arg
) < arg_size
- 1) {
699 if (!strcmp(tag
, tag1
))
710 static uint32_t randomv
= MKTAG('L','A','V','U');
712 static uint32_t av_get_random_seed_deterministic(void)
714 return randomv
= randomv
* 1664525 + 1013904223;
719 printf("Testing av_parse_video_rate()\n");
722 static const char *const rates
[] = {
750 for (i
= 0; i
< FF_ARRAY_ELEMS(rates
); i
++) {
752 AVRational q
= { 0, 0 };
753 ret
= av_parse_video_rate(&q
, rates
[i
]);
754 printf("'%s' -> %d/%d %s\n",
755 rates
[i
], q
.num
, q
.den
, ret
? "ERROR" : "OK");
759 printf("\nTesting av_parse_color()\n");
763 static const char *const color_names
[] = {
802 av_log_set_level(AV_LOG_DEBUG
);
804 for (i
= 0; i
< FF_ARRAY_ELEMS(color_names
); i
++) {
805 if (av_parse_color(rgba
, color_names
[i
], -1, NULL
) >= 0)
806 printf("%s -> R(%d) G(%d) B(%d) A(%d)\n",
807 color_names
[i
], rgba
[0], rgba
[1], rgba
[2], rgba
[3]);
809 printf("%s -> error\n", color_names
[i
]);
813 printf("\nTesting av_small_strptime()\n");
816 struct tm tm
= { 0 };
817 struct fmt_timespec_entry
{
818 const char *fmt
, *timespec
;
819 } fmt_timespec_entries
[] = {
820 { "%Y-%m-%d", "2012-12-21" },
821 { "%Y - %m - %d", "2012-12-21" },
822 { "%Y-%m-%d %H:%M:%S", "2012-12-21 20:12:21" },
823 { " %Y - %m - %d %H : %M : %S", " 2012 - 12 - 21 20 : 12 : 21" },
826 av_log_set_level(AV_LOG_DEBUG
);
827 for (i
= 0; i
< FF_ARRAY_ELEMS(fmt_timespec_entries
); i
++) {
829 struct fmt_timespec_entry
*e
= &fmt_timespec_entries
[i
];
830 printf("fmt:'%s' spec:'%s' -> ", e
->fmt
, e
->timespec
);
831 p
= av_small_strptime(e
->timespec
, e
->fmt
, &tm
);
833 printf("%04d-%02d-%2d %02d:%02d:%02d\n",
834 1900+tm
.tm_year
, tm
.tm_mon
+1, tm
.tm_mday
,
835 tm
.tm_hour
, tm
.tm_min
, tm
.tm_sec
);
842 printf("\nTesting av_parse_time()\n");
848 static char tzstr
[] = "TZ=CET-1";
849 static const char * const time_string
[] = {
852 "2000-12-20 0:02:47.5z",
853 "2000-12-20T010247.6",
855 static const char * const duration_string
[] = {
863 av_log_set_level(AV_LOG_DEBUG
);
865 printf("(now is 2012-03-17 09:14:13 +0100, local time is UTC+1)\n");
866 for (i
= 0; i
< FF_ARRAY_ELEMS(time_string
); i
++) {
867 printf("%-24s -> ", time_string
[i
]);
868 if (av_parse_time(&tv
, time_string
[i
], 0)) {
873 printf("%14"PRIi64
".%06d = %04d-%02d-%02dT%02d:%02d:%02dZ\n",
874 tv
/ 1000000, (int)(tv
% 1000000),
875 tm
->tm_year
+ 1900, tm
->tm_mon
+ 1, tm
->tm_mday
,
876 tm
->tm_hour
, tm
->tm_min
, tm
->tm_sec
);
879 for (i
= 0; i
< FF_ARRAY_ELEMS(duration_string
); i
++) {
880 printf("%-24s -> ", duration_string
[i
]);
881 if (av_parse_time(&tv
, duration_string
[i
], 1)) {
884 printf("%+21"PRIi64
"\n", tv
);