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 },
114 static const VideoRateAbbr video_rate_abbrs[]= {
115 { "ntsc", { 30000, 1001 } },
116 { "pal", { 25, 1 } },
117 { "qntsc", { 30000, 1001 } }, /* VCD compliant NTSC */
118 { "qpal", { 25, 1 } }, /* VCD compliant PAL */
119 { "sntsc", { 30000, 1001 } }, /* square pixel NTSC */
120 { "spal", { 25, 1 } }, /* square pixel PAL */
121 { "film", { 24, 1 } },
122 { "ntsc-film", { 24000, 1001 } },
125 int av_parse_video_size(int *width_ptr, int *height_ptr, const char *str)
128 int n = FF_ARRAY_ELEMS(video_size_abbrs);
130 int width = 0, height = 0;
132 for (i = 0; i < n; i++) {
133 if (!strcmp(video_size_abbrs[i].abbr, str)) {
134 width = video_size_abbrs[i].width;
135 height = video_size_abbrs[i].height;
140 width = strtol(str, (void*)&p, 10);
143 height = strtol(p, (void*)&p, 10);
145 /* trailing extraneous data detected, like in 123x345foobar */
147 return AVERROR(EINVAL);
149 if (width <= 0 || height <= 0)
150 return AVERROR(EINVAL);
152 *height_ptr = height;
156 int av_parse_video_rate(AVRational *rate, const char *arg)
159 int n = FF_ARRAY_ELEMS(video_rate_abbrs);
161 /* First, we check our abbreviation table */
162 for (i = 0; i < n; ++i)
163 if (!strcmp(video_rate_abbrs[i].abbr, arg)) {
164 *rate = video_rate_abbrs[i].rate;
168 /* Then, we try to parse it as fraction */
169 if ((ret = av_parse_ratio_quiet(rate, arg, 1001000)) < 0)
171 if (rate->num <= 0 || rate->den <= 0)
172 return AVERROR(EINVAL);
177 const char *name; ///< a string representing the name of the color
178 uint8_t rgb_color[3]; ///< RGB values for the color
181 static const ColorEntry color_table[] = {
182 { "AliceBlue", { 0xF0, 0xF8, 0xFF } },
183 { "AntiqueWhite", { 0xFA, 0xEB, 0xD7 } },
184 { "Aqua", { 0x00, 0xFF, 0xFF } },
185 { "Aquamarine", { 0x7F, 0xFF, 0xD4 } },
186 { "Azure", { 0xF0, 0xFF, 0xFF } },
187 { "Beige", { 0xF5, 0xF5, 0xDC } },
188 { "Bisque", { 0xFF, 0xE4, 0xC4 } },
189 { "Black", { 0x00, 0x00, 0x00 } },
190 { "BlanchedAlmond", { 0xFF, 0xEB, 0xCD } },
191 { "Blue", { 0x00, 0x00, 0xFF } },
192 { "BlueViolet", { 0x8A, 0x2B, 0xE2 } },
193 { "Brown", { 0xA5, 0x2A, 0x2A } },
194 { "BurlyWood", { 0xDE, 0xB8, 0x87 } },
195 { "CadetBlue", { 0x5F, 0x9E, 0xA0 } },
196 { "Chartreuse", { 0x7F, 0xFF, 0x00 } },
197 { "Chocolate", { 0xD2, 0x69, 0x1E } },
198 { "Coral", { 0xFF, 0x7F, 0x50 } },
199 { "CornflowerBlue", { 0x64, 0x95, 0xED } },
200 { "Cornsilk", { 0xFF, 0xF8, 0xDC } },
201 { "Crimson", { 0xDC, 0x14, 0x3C } },
202 { "Cyan", { 0x00, 0xFF, 0xFF } },
203 { "DarkBlue", { 0x00, 0x00, 0x8B } },
204 { "DarkCyan", { 0x00, 0x8B, 0x8B } },
205 { "DarkGoldenRod", { 0xB8, 0x86, 0x0B } },
206 { "DarkGray", { 0xA9, 0xA9, 0xA9 } },
207 { "DarkGreen", { 0x00, 0x64, 0x00 } },
208 { "DarkKhaki", { 0xBD, 0xB7, 0x6B } },
209 { "DarkMagenta", { 0x8B, 0x00, 0x8B } },
210 { "DarkOliveGreen", { 0x55, 0x6B, 0x2F } },
211 { "Darkorange", { 0xFF, 0x8C, 0x00 } },
212 { "DarkOrchid", { 0x99, 0x32, 0xCC } },
213 { "DarkRed", { 0x8B, 0x00, 0x00 } },
214 { "DarkSalmon", { 0xE9, 0x96, 0x7A } },
215 { "DarkSeaGreen", { 0x8F, 0xBC, 0x8F } },
216 { "DarkSlateBlue", { 0x48, 0x3D, 0x8B } },
217 { "DarkSlateGray", { 0x2F, 0x4F, 0x4F } },
218 { "DarkTurquoise", { 0x00, 0xCE, 0xD1 } },
219 { "DarkViolet", { 0x94, 0x00, 0xD3 } },
220 { "DeepPink", { 0xFF, 0x14, 0x93 } },
221 { "DeepSkyBlue", { 0x00, 0xBF, 0xFF } },
222 { "DimGray", { 0x69, 0x69, 0x69 } },
223 { "DodgerBlue", { 0x1E, 0x90, 0xFF } },
224 { "FireBrick", { 0xB2, 0x22, 0x22 } },
225 { "FloralWhite", { 0xFF, 0xFA, 0xF0 } },
226 { "ForestGreen", { 0x22, 0x8B, 0x22 } },
227 { "Fuchsia", { 0xFF, 0x00, 0xFF } },
228 { "Gainsboro", { 0xDC, 0xDC, 0xDC } },
229 { "GhostWhite", { 0xF8, 0xF8, 0xFF } },
230 { "Gold", { 0xFF, 0xD7, 0x00 } },
231 { "GoldenRod", { 0xDA, 0xA5, 0x20 } },
232 { "Gray", { 0x80, 0x80, 0x80 } },
233 { "Green", { 0x00, 0x80, 0x00 } },
234 { "GreenYellow", { 0xAD, 0xFF, 0x2F } },
235 { "HoneyDew", { 0xF0, 0xFF, 0xF0 } },
236 { "HotPink", { 0xFF, 0x69, 0xB4 } },
237 { "IndianRed", { 0xCD, 0x5C, 0x5C } },
238 { "Indigo", { 0x4B, 0x00, 0x82 } },
239 { "Ivory", { 0xFF, 0xFF, 0xF0 } },
240 { "Khaki", { 0xF0, 0xE6, 0x8C } },
241 { "Lavender", { 0xE6, 0xE6, 0xFA } },
242 { "LavenderBlush", { 0xFF, 0xF0, 0xF5 } },
243 { "LawnGreen", { 0x7C, 0xFC, 0x00 } },
244 { "LemonChiffon", { 0xFF, 0xFA, 0xCD } },
245 { "LightBlue", { 0xAD, 0xD8, 0xE6 } },
246 { "LightCoral", { 0xF0, 0x80, 0x80 } },
247 { "LightCyan", { 0xE0, 0xFF, 0xFF } },
248 { "LightGoldenRodYellow", { 0xFA, 0xFA, 0xD2 } },
249 { "LightGreen", { 0x90, 0xEE, 0x90 } },
250 { "LightGrey", { 0xD3, 0xD3, 0xD3 } },
251 { "LightPink", { 0xFF, 0xB6, 0xC1 } },
252 { "LightSalmon", { 0xFF, 0xA0, 0x7A } },
253 { "LightSeaGreen", { 0x20, 0xB2, 0xAA } },
254 { "LightSkyBlue", { 0x87, 0xCE, 0xFA } },
255 { "LightSlateGray", { 0x77, 0x88, 0x99 } },
256 { "LightSteelBlue", { 0xB0, 0xC4, 0xDE } },
257 { "LightYellow", { 0xFF, 0xFF, 0xE0 } },
258 { "Lime", { 0x00, 0xFF, 0x00 } },
259 { "LimeGreen", { 0x32, 0xCD, 0x32 } },
260 { "Linen", { 0xFA, 0xF0, 0xE6 } },
261 { "Magenta", { 0xFF, 0x00, 0xFF } },
262 { "Maroon", { 0x80, 0x00, 0x00 } },
263 { "MediumAquaMarine", { 0x66, 0xCD, 0xAA } },
264 { "MediumBlue", { 0x00, 0x00, 0xCD } },
265 { "MediumOrchid", { 0xBA, 0x55, 0xD3 } },
266 { "MediumPurple", { 0x93, 0x70, 0xD8 } },
267 { "MediumSeaGreen", { 0x3C, 0xB3, 0x71 } },
268 { "MediumSlateBlue", { 0x7B, 0x68, 0xEE } },
269 { "MediumSpringGreen", { 0x00, 0xFA, 0x9A } },
270 { "MediumTurquoise", { 0x48, 0xD1, 0xCC } },
271 { "MediumVioletRed", { 0xC7, 0x15, 0x85 } },
272 { "MidnightBlue", { 0x19, 0x19, 0x70 } },
273 { "MintCream", { 0xF5, 0xFF, 0xFA } },
274 { "MistyRose", { 0xFF, 0xE4, 0xE1 } },
275 { "Moccasin", { 0xFF, 0xE4, 0xB5 } },
276 { "NavajoWhite", { 0xFF, 0xDE, 0xAD } },
277 { "Navy", { 0x00, 0x00, 0x80 } },
278 { "OldLace", { 0xFD, 0xF5, 0xE6 } },
279 { "Olive", { 0x80, 0x80, 0x00 } },
280 { "OliveDrab", { 0x6B, 0x8E, 0x23 } },
281 { "Orange", { 0xFF, 0xA5, 0x00 } },
282 { "OrangeRed", { 0xFF, 0x45, 0x00 } },
283 { "Orchid", { 0xDA, 0x70, 0xD6 } },
284 { "PaleGoldenRod", { 0xEE, 0xE8, 0xAA } },
285 { "PaleGreen", { 0x98, 0xFB, 0x98 } },
286 { "PaleTurquoise", { 0xAF, 0xEE, 0xEE } },
287 { "PaleVioletRed", { 0xD8, 0x70, 0x93 } },
288 { "PapayaWhip", { 0xFF, 0xEF, 0xD5 } },
289 { "PeachPuff", { 0xFF, 0xDA, 0xB9 } },
290 { "Peru", { 0xCD, 0x85, 0x3F } },
291 { "Pink", { 0xFF, 0xC0, 0xCB } },
292 { "Plum", { 0xDD, 0xA0, 0xDD } },
293 { "PowderBlue", { 0xB0, 0xE0, 0xE6 } },
294 { "Purple", { 0x80, 0x00, 0x80 } },
295 { "Red", { 0xFF, 0x00, 0x00 } },
296 { "RosyBrown", { 0xBC, 0x8F, 0x8F } },
297 { "RoyalBlue", { 0x41, 0x69, 0xE1 } },
298 { "SaddleBrown", { 0x8B, 0x45, 0x13 } },
299 { "Salmon", { 0xFA, 0x80, 0x72 } },
300 { "SandyBrown", { 0xF4, 0xA4, 0x60 } },
301 { "SeaGreen", { 0x2E, 0x8B, 0x57 } },
302 { "SeaShell", { 0xFF, 0xF5, 0xEE } },
303 { "Sienna", { 0xA0, 0x52, 0x2D } },
304 { "Silver", { 0xC0, 0xC0, 0xC0 } },
305 { "SkyBlue", { 0x87, 0xCE, 0xEB } },
306 { "SlateBlue", { 0x6A, 0x5A, 0xCD } },
307 { "SlateGray", { 0x70, 0x80, 0x90 } },
308 { "Snow", { 0xFF, 0xFA, 0xFA } },
309 { "SpringGreen", { 0x00, 0xFF, 0x7F } },
310 { "SteelBlue", { 0x46, 0x82, 0xB4 } },
311 { "Tan", { 0xD2, 0xB4, 0x8C } },
312 { "Teal", { 0x00, 0x80, 0x80 } },
313 { "Thistle", { 0xD8, 0xBF, 0xD8 } },
314 { "Tomato", { 0xFF, 0x63, 0x47 } },
315 { "Turquoise", { 0x40, 0xE0, 0xD0 } },
316 { "Violet", { 0xEE, 0x82, 0xEE } },
317 { "Wheat", { 0xF5, 0xDE, 0xB3 } },
318 { "White", { 0xFF, 0xFF, 0xFF } },
319 { "WhiteSmoke", { 0xF5, 0xF5, 0xF5 } },
320 { "Yellow", { 0xFF, 0xFF, 0x00 } },
321 { "YellowGreen", { 0x9A, 0xCD, 0x32 } },
324 static int color_table_compare(const void *lhs, const void *rhs)
326 return av_strcasecmp(lhs, ((const ColorEntry *)rhs)->name);
329 #define ALPHA_SEP '@'
331 int av_parse_color(uint8_t *rgba_color, const char *color_string, int slen,
334 char *tail, color_string2[128];
335 const ColorEntry *entry;
336 int len, hex_offset = 0;
338 if (color_string[0] == '#') {
340 } else if (!strncmp(color_string, "0x", 2))
344 slen = strlen(color_string);
345 av_strlcpy(color_string2, color_string + hex_offset,
346 FFMIN(slen-hex_offset+1, sizeof(color_string2)));
347 if ((tail = strchr(color_string2, ALPHA_SEP)))
349 len = strlen(color_string2);
352 if (!av_strcasecmp(color_string2, "random") || !av_strcasecmp(color_string2, "bikeshed")) {
353 int rgba = av_get_random_seed();
354 rgba_color[0] = rgba >> 24;
355 rgba_color[1] = rgba >> 16;
356 rgba_color[2] = rgba >> 8;
357 rgba_color[3] = rgba;
358 } else if (hex_offset ||
359 strspn(color_string2, "0123456789ABCDEFabcdef") == len) {
361 unsigned int rgba = strtoul(color_string2, &tail, 16);
363 if (*tail || (len != 6 && len != 8)) {
364 av_log(log_ctx, AV_LOG_ERROR, "Invalid 0xRRGGBB[AA] color string: '%s'\n", color_string2);
365 return AVERROR(EINVAL);
368 rgba_color[3] = rgba;
371 rgba_color[0] = rgba >> 16;
372 rgba_color[1] = rgba >> 8;
373 rgba_color[2] = rgba;
375 entry = bsearch(color_string2,
377 FF_ARRAY_ELEMS(color_table),
379 color_table_compare);
381 av_log(log_ctx, AV_LOG_ERROR, "Cannot find color '%s'\n", color_string2);
382 return AVERROR(EINVAL);
384 memcpy(rgba_color, entry->rgb_color, 3);
389 const char *alpha_string = tail;
390 if (!strncmp(alpha_string, "0x", 2)) {
391 alpha = strtoul(alpha_string, &tail, 16);
393 double norm_alpha = strtod(alpha_string, &tail);
394 if (norm_alpha < 0.0 || norm_alpha > 1.0)
397 alpha = 255 * norm_alpha;
400 if (tail == alpha_string || *tail || alpha > 255 || alpha < 0) {
401 av_log(log_ctx, AV_LOG_ERROR, "Invalid alpha value specifier '%s' in '%s'\n",
402 alpha_string, color_string);
403 return AVERROR(EINVAL);
405 rgba_color[3] = alpha;
411 /* get a positive number between n_min and n_max, for a maximum length
412 of len_max. Return -1 if error. */
413 static int date_get_num(const char **pp,
414 int n_min, int n_max, int len_max)
421 for(i = 0; i < len_max; i++) {
425 val = (val * 10) + c - '0';
428 /* no number read ? */
431 if (val < n_min || val > n_max)
437 char *av_small_strptime(const char *p, const char *fmt, struct tm *dt)
442 /* consume time string until a non whitespace char is found */
443 while (isspace(*fmt)) {
451 } else if (c == '%') {
456 val = date_get_num(&p, 0, c == 'H' ? 23 : INT_MAX, 2);
462 val = date_get_num(&p, 0, 59, 2);
468 val = date_get_num(&p, 0, 59, 2);
474 val = date_get_num(&p, 0, 9999, 4);
477 dt->tm_year = val - 1900;
480 val = date_get_num(&p, 1, 12, 2);
483 dt->tm_mon = val - 1;
486 val = date_get_num(&p, 1, 31, 2);
505 time_t av_timegm(struct tm *tm)
509 int y = tm->tm_year + 1900, m = tm->tm_mon + 1, d = tm->tm_mday;
517 (d + (153 * m - 457) / 5 + 365 * y + y / 4 - y / 100 + y / 400 - 719469);
519 t += 3600 * tm->tm_hour + 60 * tm->tm_min + tm->tm_sec;
524 int av_parse_time(int64_t *timeval, const char *timestr, int duration)
529 struct tm dt = { 0 };
530 int today = 0, negative = 0, microseconds = 0;
532 static const char * const date_fmt[] = {
536 static const char * const time_fmt[] = {
543 *timeval = INT64_MIN;
547 if (!av_strcasecmp(timestr, "now")) {
548 *timeval = (int64_t) now * 1000000;
552 /* parse the year-month-day part */
553 for (i = 0; i < FF_ARRAY_ELEMS(date_fmt); i++) {
554 q = av_small_strptime(p, date_fmt[i], &dt);
559 /* if the year-month-day part is missing, then take the
560 * current year-month-day time */
567 if (*p == 'T' || *p == 't' || *p == ' ')
570 /* parse the hour-minute-second part */
571 for (i = 0; i < FF_ARRAY_ELEMS(time_fmt); i++) {
572 q = av_small_strptime(p, time_fmt[i], &dt);
577 /* parse timestr as a duration */
582 /* parse timestr as HH:MM:SS */
583 q = av_small_strptime(p, "%J:%M:%S", &dt);
585 /* parse timestr as S+ */
586 dt.tm_sec = strtol(p, (void *)&q, 10);
587 if (q == p) /* the parsing didn't succeed */
588 return AVERROR(EINVAL);
594 /* Now we have all the fields that we can get */
596 return AVERROR(EINVAL);
598 /* parse the .m... part */
602 for (n = 100000; n >= 1; n /= 10, q++) {
605 microseconds += n * (*q - '0');
612 t = dt.tm_hour * 3600 + dt.tm_min * 60 + dt.tm_sec;
614 int is_utc = *q == 'Z' || *q == 'z';
616 if (today) { /* fill in today's date */
617 struct tm dt2 = is_utc ? *gmtime(&now) : *localtime(&now);
618 dt2.tm_hour = dt.tm_hour;
619 dt2.tm_min = dt.tm_min;
620 dt2.tm_sec = dt.tm_sec;
623 t = is_utc ? av_timegm(&dt) : mktime(&dt);
626 /* Check that we are at the end of the string */
628 return AVERROR(EINVAL);
632 *timeval = negative ? -t : t;
636 int av_find_info_tag(char *arg, int arg_size, const char *tag1, const char *info)
646 while (*p != '\0' && *p != '=' && *p != '&') {
647 if ((q - tag) < sizeof(tag) - 1)
655 while (*p != '&' && *p != '\0') {
656 if ((q - arg) < arg_size - 1) {
666 if (!strcmp(tag, tag1))
677 static uint32_t randomv = MKTAG('L','A','V','U');
679 static uint32_t av_get_random_seed_deterministic(void)
681 return randomv = randomv * 1664525 + 1013904223;
686 printf("Testing av_parse_video_rate()\n");
689 static const char *const rates[] = {
717 for (i = 0; i < FF_ARRAY_ELEMS(rates); i++) {
719 AVRational q = { 0, 0 };
720 ret = av_parse_video_rate(&q, rates[i]);
721 printf("'%s' -> %d/%d %s\n",
722 rates[i], q.num, q.den, ret ? "ERROR" : "OK");
726 printf("\nTesting av_parse_color()\n");
730 static const char *const color_names[] = {
769 av_log_set_level(AV_LOG_DEBUG);
771 for (i = 0; i < FF_ARRAY_ELEMS(color_names); i++) {
772 if (av_parse_color(rgba, color_names[i], -1, NULL) >= 0)
773 printf("%s -> R(%d) G(%d) B(%d) A(%d)\n",
774 color_names[i], rgba[0], rgba[1], rgba[2], rgba[3]);
776 printf("%s -> error\n", color_names[i]);
780 printf("\nTesting av_small_strptime()\n");
783 struct tm tm = { 0 };
784 struct fmt_timespec_entry {
785 const char *fmt, *timespec;
786 } fmt_timespec_entries[] = {
787 { "%Y-%m-%d", "2012-12-21" },
788 { "%Y - %m - %d", "2012-12-21" },
789 { "%Y-%m-%d %H:%M:%S", "2012-12-21 20:12:21" },
790 { " %Y - %m - %d %H : %M : %S", " 2012 - 12 - 21 20 : 12 : 21" },
793 av_log_set_level(AV_LOG_DEBUG);
794 for (i = 0; i < FF_ARRAY_ELEMS(fmt_timespec_entries); i++) {
796 struct fmt_timespec_entry *e = &fmt_timespec_entries[i];
797 printf("fmt:'%s' spec:'%s' -> ", e->fmt, e->timespec);
798 p = av_small_strptime(e->timespec, e->fmt, &tm);
800 printf("%04d-%02d-%2d %02d:%02d:%02d\n",
801 1900+tm.tm_year, tm.tm_mon+1, tm.tm_mday,
802 tm.tm_hour, tm.tm_min, tm.tm_sec);
809 printf("\nTesting av_parse_time()\n");
815 static char tzstr[] = "TZ=CET-1";
816 const char *time_string[] = {
819 "2000-12-20 0:02:47.5z",
820 "2000-12-20T010247.6",
822 const char *duration_string[] = {
830 av_log_set_level(AV_LOG_DEBUG);
832 printf("(now is 2012-03-17 09:14:13 +0100, local time is UTC+1)\n");
833 for (i = 0; i < FF_ARRAY_ELEMS(time_string); i++) {
834 printf("%-24s -> ", time_string[i]);
835 if (av_parse_time(&tv, time_string[i], 0)) {
840 printf("%14"PRIi64".%06d = %04d-%02d-%02dT%02d:%02d:%02dZ\n",
841 tv / 1000000, (int)(tv % 1000000),
842 tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
843 tm->tm_hour, tm->tm_min, tm->tm_sec);
846 for (i = 0; i < FF_ARRAY_ELEMS(duration_string); i++) {
847 printf("%-24s -> ", duration_string[i]);
848 if (av_parse_time(&tv, duration_string[i], 1)) {
851 printf("%+21"PRIi64"\n", tv);