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Searched refs:luma (Results 1 – 25 of 36) sorted by relevance

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/linux/drivers/media/test-drivers/vicodec/
A Dcodec-v4l2-fwht.c98 rf->luma = buf; in prepare_raw_frame()
111 rf->luma = NULL; in prepare_raw_frame()
155 rf->cb = rf->luma; in prepare_raw_frame()
157 rf->luma++; in prepare_raw_frame()
162 rf->luma++; in prepare_raw_frame()
168 rf->luma++; in prepare_raw_frame()
173 rf->luma++; in prepare_raw_frame()
182 rf->luma += 2; in prepare_raw_frame()
189 rf->luma++; in prepare_raw_frame()
197 rf->luma += 2; in prepare_raw_frame()
[all …]
A Dcodec-fwht.h96 u8 *luma, *cb, *cr, *alpha; member
A Dcodec-fwht.c790 encoding = encode_plane(frm->luma, ref_frm->luma, &rlco, rlco_max, cf, in fwht_encode_frame()
921 if (!decode_plane(cf, &rlco, height, width, ref->luma, ref_stride, in fwht_decode_frame()
922 ref->luma_alpha_step, dst->luma, dst_stride, in fwht_decode_frame()
A Dvicodec-core.c1597 state->ref_frame.luma = state->ref_frame.buf; in vicodec_start_streaming()
1600 if (!state->ref_frame.luma || !new_comp_frame) { in vicodec_start_streaming()
1601 kvfree(state->ref_frame.luma); in vicodec_start_streaming()
1628 state->ref_frame.cb = state->ref_frame.luma + size; in vicodec_start_streaming()
1660 ctx->state.ref_frame.luma = NULL; in vicodec_stop_streaming()
/linux/Documentation/userspace-api/media/v4l/
A Dpixfmt-yuv-planar.rst9 Planar formats split luma and chroma data in separate memory regions. They
181 of the luma plane.
273 The layouts of the luma and chroma planes are identical.
327 number of lines as the luma plane.
430 number of lines as the luma plane.
606 .. [4] Order of luma and chroma planes
624 of the luma plane.
664 lines as the luma plane.
719 luma plane.
808 as the luma plane.
[all …]
A Dpixfmt-m420.rst17 (YUV 4:2:0). Pixels are organized as interleaved luma and chroma planes.
18 Two lines of luma data are followed by one line of chroma data.
20 The luma plane has one byte per pixel. The chroma plane contains
A Dpixfmt-yuv-luma.rst3 .. _yuv-luma-only:
9 This family of formats only store the luma component of a Y'CbCr image. They
A Dcolorspaces.rst107 the so-called luma coefficients. There may be multiple possible Y'CbCr
109 prefer to use luma (Y') and chroma (CbCr) instead of R'G'B'. Since the
112 compared to the luma data. Note that the luma (Y') is unrelated to the Y
117 correct, it is just an encoding of an R'G'B' color into luma and chroma
146 luma coefficients needed to transform R'G'B' to Y'CbCr. While some
A Dyuv-formats.rst24 components than for the luma component. This compression technique, taking
269 pixfmt-yuv-luma
A Dext-ctrls-codec-stateless.rst873 - Set if the Y' (luma) plane is uncompressed.
882 - Set if the chroma plane has the same height as the luma plane,
883 else the chroma plane is half the height of the luma plane.
886 - Set if the chroma plane has the same width as the luma plane,
887 else the chroma plane is half the width of the luma plane.
1438 scanning order. It is relevant for both luma and chroma components,
1444 zigzag scanning order. It is relevant for both luma and chroma
A Dpixfmt-packed-yuv.rst16 - 'Y', 'Cb' and 'Cr' denote bits of the luma, blue chroma (also known as
/linux/drivers/media/usb/gspca/
A Detoms.c624 __u8 luma; in do_autogain() local
645 luma = LIMIT(r + g + b); in do_autogain()
646 gspca_dbg(gspca_dev, D_FRAM, "Etoms luma G %d\n", luma); in do_autogain()
647 if (luma < luma_mean - luma_delta || luma > luma_mean + luma_delta) { in do_autogain()
648 Gbright += (luma_mean - luma) >> spring; in do_autogain()
A Dnw80x.c1938 int luma; in do_autogain() local
1948 luma = (gspca_dev->usb_buf[3] << 24) + (gspca_dev->usb_buf[2] << 16) in do_autogain()
1950 luma /= sd->ae_res; in do_autogain()
1954 gspca_coarse_grained_expo_autogain(gspca_dev, luma, 100, 5); in do_autogain()
1957 gspca_expo_autogain(gspca_dev, luma, 100, 5, 230, 0); in do_autogain()
A Dtopro.c4687 int luma, expo; in sd_dq_callback() local
4731 luma = ((gspca_dev->usb_buf[8] << 8) + gspca_dev->usb_buf[7] + in sd_dq_callback()
4741 luma /= 4; in sd_dq_callback()
4745 ret = gspca_expo_autogain(gspca_dev, luma, in sd_dq_callback()
/linux/drivers/media/pci/cx18/
A Dcx18-av-core.c594 int luma = vid_input & 0xf000; in set_input() local
599 luma < CX18_AV_COMPONENT_LUMA1 || in set_input()
600 luma > CX18_AV_COMPONENT_LUMA8 || in set_input()
609 afe_mux_cfg = (luma - CX18_AV_COMPONENT_LUMA1) >> 12; in set_input()
617 int luma = vid_input & 0xf0; in set_input() local
621 luma < CX18_AV_SVIDEO_LUMA1 || in set_input()
622 luma > CX18_AV_SVIDEO_LUMA8 || in set_input()
629 afe_mux_cfg = 0xf0 + ((luma - CX18_AV_SVIDEO_LUMA1) >> 4); in set_input()
/linux/drivers/staging/media/atomisp/i2c/
A Datomisp-mt9m114.c1256 s32 luma = 0x37; in mt9m114_s_ev() local
1265 luma += 0x10 * val; in mt9m114_s_ev()
1266 dev_dbg(&c->dev, "%s val:%d luma:0x%x\n", __func__, val, luma); in mt9m114_s_ev()
1272 err = mt9m114_write_reg(c, MISENSOR_8BIT, 0xC87A, (u32)luma); in mt9m114_s_ev()
1287 u32 luma; in mt9m114_g_ev() local
1294 err = mt9m114_read_reg(c, MISENSOR_8BIT, 0xC87A, &luma); in mt9m114_g_ev()
1300 luma -= 0x17; in mt9m114_g_ev()
1301 luma /= 0x10; in mt9m114_g_ev()
1302 *val = (s32)luma - 2; in mt9m114_g_ev()
/linux/drivers/media/platform/omap3isp/
A Dispresizer.c264 struct resizer_luma_yenh *luma) in resizer_set_luma() argument
269 rgval = (luma->algo << ISPRSZ_YENH_ALGO_SHIFT) in resizer_set_luma()
271 rgval |= (luma->gain << ISPRSZ_YENH_GAIN_SHIFT) in resizer_set_luma()
273 rgval |= (luma->slope << ISPRSZ_YENH_SLOP_SHIFT) in resizer_set_luma()
275 rgval |= (luma->core << ISPRSZ_YENH_CORE_SHIFT) in resizer_set_luma()
962 struct resizer_luma_yenh luma = {0, 0, 0, 0}; in resizer_configure() local
979 resizer_set_luma(res, &luma); in resizer_configure()
A Disppreview.h83 struct omap3isp_prev_luma luma; member
A Disppreview.c153 const struct omap3isp_prev_luma *yt = &params->luma; in preview_config_luma_enhancement()
755 offsetof(struct prev_params, luma),
756 sizeof_field(struct prev_params, luma),
757 offsetof(struct omap3isp_prev_update_config, luma),
1323 memcpy(params->luma.table, luma_enhance_table, in preview_init_params()
1324 sizeof(params->luma.table)); in preview_init_params()
/linux/drivers/gpu/drm/nouveau/dispnv04/
A Doverlay.c220 u32 luma = (plane->brightness - 512) << 16 | plane->contrast; in nv10_set_params() local
225 nvif_wr32(dev, NV_PVIDEO_LUMINANCE(0), luma); in nv10_set_params()
226 nvif_wr32(dev, NV_PVIDEO_LUMINANCE(1), luma); in nv10_set_params()
/linux/Documentation/devicetree/bindings/display/
A Dallwinner,sun9i-a80-deu.yaml15 can sharpen the display content in both luma and chroma channels.
/linux/Documentation/devicetree/bindings/display/xlnx/
A Dxlnx,zynqmp-dpsub.yaml99 - description: Video layer, plane 0 (RGB or luma)
/linux/include/uapi/linux/
A Domap3isp.h655 struct omap3isp_prev_luma __user *luma; member
/linux/drivers/media/platform/s5p-mfc/
A Ds5p_mfc_common.h182 size_t luma; member
/linux/Documentation/driver-api/media/drivers/ccs/
A Dccs-regs.asc448 - b luma 0
979 - b luma 0

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