Searched refs:denominator (Results 1 - 25 of 64) sorted by relevance

123

/drivers/media/video/uvc/
H A Duvc_v4l2.c326 uint32_t numerator, denominator; local
335 denominator = 10000000;
336 uvc_simplify_fraction(&numerator, &denominator, 8, 333);
345 parm->parm.capture.timeperframe.denominator = denominator;
352 parm->parm.output.timeperframe.denominator = denominator;
375 timeperframe.denominator);
377 timeperframe.numerator, timeperframe.denominator, interval);
402 timeperframe.denominator
[all...]
H A Duvc_driver.c180 void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator, argument
197 y = *denominator;
223 *denominator = x;
228 * to compute numerator / denominator * 10000000 using 32 bit fixed point
231 uint32_t uvc_fraction_to_interval(uint32_t numerator, uint32_t denominator) argument
236 if (denominator == 0 ||
237 numerator/denominator >= ((uint32_t)-1)/10000000)
240 /* Divide both the denominator and the multiplier by two until
247 denominator /= 2;
250 return denominator
[all...]
H A Duvcvideo.h677 extern void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator,
680 uint32_t denominator);
/drivers/media/video/
H A Dmt9v011.c258 static void calc_fps(struct v4l2_subdev *sd, u32 *numerator, u32 *denominator) argument
282 if (numerator && denominator) {
284 *denominator = (u32)frames_per_ms;
288 static u16 calc_speed(struct v4l2_subdev *sd, u32 numerator, u32 denominator) argument
296 if (!numerator || !denominator)
309 t_time += denominator / 2;
310 do_div(t_time, denominator);
513 &cp->timeperframe.denominator);
529 speed = calc_speed(sd, tpf->numerator, tpf->denominator);
535 calc_fps(sd, &tpf->numerator, &tpf->denominator);
[all...]
H A Dsoc_mediabus.c320 unsigned int *numerator, unsigned int *denominator)
326 *denominator = 1;
331 *denominator = 1;
335 *denominator = 2;
339 *denominator = 1;
319 soc_mbus_samples_per_pixel(const struct soc_mbus_pixelfmt *mf, unsigned int *numerator, unsigned int *denominator) argument
H A Dtcm825x.c464 tgt_fps = fper->denominator / fper->numerator;
697 || (timeperframe->denominator == 0)) {
698 timeperframe->denominator = DEFAULT_FPS;
702 tgt_fps = timeperframe->denominator / timeperframe->numerator;
705 timeperframe->denominator = MAX_FPS;
708 timeperframe->denominator = MIN_FPS;
746 tgt_fps = timeperframe->denominator / timeperframe->numerator;
907 .denominator = DEFAULT_FPS,
H A Dov6650.c497 a->pixelaspect.denominator = 1;
527 if (timeperframe->numerator && timeperframe->denominator)
528 pclk = pclk_max * timeperframe->denominator /
742 cp->timeperframe.denominator = FRAME_RATE_MAX;
745 cp->timeperframe.numerator, cp->timeperframe.denominator);
765 if (tpf->numerator == 0 || tpf->denominator == 0)
768 div = (tpf->numerator * FRAME_RATE_MAX) / tpf->denominator;
780 priv->tpf.denominator = FRAME_RATE_MAX;
787 tpf->denominator = FRAME_RATE_MAX;
H A Dov7670.c872 cp->timeperframe.denominator = info->clock_speed;
874 cp->timeperframe.denominator /= (info->clkrc & CLK_SCALE);
890 if (tpf->numerator == 0 || tpf->denominator == 0)
893 div = (tpf->numerator * info->clock_speed) / tpf->denominator;
900 tpf->denominator = info->clock_speed / div;
920 interval->discrete.denominator = ov7670_frame_rates[interval->index];
H A Dsoc_camera_platform.c93 a->pixelaspect.denominator = 1;
H A Dv4l2-ioctl.c135 frameperiod->denominator = 30000;
138 frameperiod->denominator = 25;
1062 p->frameperiod.denominator,
1685 p->pixelaspect.denominator = 1;
2028 p->discrete.denominator);
2033 p->stepwise.min.denominator,
2035 p->stepwise.max.denominator,
2037 p->stepwise.step.denominator);
H A Dak881x.c168 a->pixelaspect.denominator = 1;
H A Ds2255drv.c1590 sp->parm.capture.timeperframe.denominator = def_dem;
1609 sp->parm.capture.timeperframe.denominator);
1630 if (def_dem != sp->parm.capture.timeperframe.denominator)
1645 sp->parm.capture.timeperframe.denominator = def_dem;
1651 sp->parm.capture.timeperframe.denominator, fdec);
1686 fe->discrete.denominator = is_ntsc ? 30000 : 25000;
1689 fe->discrete.denominator);
H A Dimx074.c231 a->pixelaspect.denominator = 1;
/drivers/media/video/pvrusb2/
H A Dpvrusb2-std.c245 .denominator= 25
256 .denominator= 30000
265 .denominator= 30000
274 .denominator= 30000
/drivers/net/wireless/ath/ath9k/
H A Dar9002_phy.c177 int denominator; local
282 denominator = IS_CHAN_2GHZ(chan) ? 44 : 40;
283 spur_freq_sd = ((bb_spur_off * 2048) / denominator) & 0x3ff;
/drivers/staging/media/easycap/
H A Deasycap_ioctl.c97 peasycap->fps = peasycap_standard->v4l2_standard.frameperiod.denominator /
1660 int denominator; local
1666 denominator = peasycap->fps;
1669 denominator = 30;
1671 denominator = 25;
1687 v4l2_frmivalenum.discrete.denominator = denominator;
1690 (int)(v4l2_frmivalenum.discrete.denominator));
1695 v4l2_frmivalenum.discrete.denominator = denominator/
[all...]
/drivers/media/video/cx25821/
H A Dcx25821-medusa-video.c550 int denominator; local
563 denominator = srcMax - srcMin;
564 quotient = numerator / denominator;
566 if (2 * (numerator % denominator) >= denominator)
/drivers/staging/media/solo6x10/
H A Dv4l2-enc.c1373 fintv->stepwise.min.denominator = 1;
1376 fintv->stepwise.max.denominator = 15;
1379 fintv->stepwise.step.denominator = 1;
1394 cp->timeperframe.denominator = solo_dev->fps;
1418 (cp->timeperframe.denominator == 0)) {
1421 cp->timeperframe.denominator = solo_dev->fps;
1424 if (cp->timeperframe.denominator != solo_dev->fps)
1425 cp->timeperframe.denominator = solo_dev->fps;
/drivers/mfd/
H A Dtwl4030-madc.c70 s16 denominator; member in struct:twl4030_prescale_divider_ratios
264 twl4030_divider_ratios[i].denominator)
/drivers/media/dvb/pluto2/
H A Dpluto2.c439 static inline u32 divide(u32 numerator, u32 denominator) argument
441 if (denominator == 0)
444 return DIV_ROUND_CLOSEST(numerator, denominator);
/drivers/media/dvb/dvb-usb/
H A Daf9005-fe.c386 u64 numerator, denominator; local
407 denominator = (u64) state->pre_vit_bit_count;
408 state->ber = do_div(numerator, denominator);
/drivers/media/video/gspca/
H A Dov534.c1473 tpf->denominator = sd->frame_rate;
1485 sd->frame_rate = tpf->denominator / tpf->numerator;
1491 tpf->denominator = sd->frame_rate;
/drivers/media/video/omap3isp/
H A Dispvideo.c885 if (a->parm.output.timeperframe.denominator == 0)
886 a->parm.output.timeperframe.denominator = 1;
1220 handle->timeperframe.denominator = 1;
/drivers/media/video/pwc/
H A Dpwc-v4l.c1087 fival->discrete.denominator = i;
1105 parm->parm.capture.timeperframe.denominator = pdev->vframes;
1125 fps = parm->parm.capture.timeperframe.denominator /
/drivers/staging/media/dt3155v4l/
H A Ddt3155v4l.c641 parms->parm.capture.timeperframe.denominator = frames_per_sec * 1000;
655 parms->parm.capture.timeperframe.denominator = frames_per_sec * 1000;

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