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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()
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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()
/linux/Documentation/userspace-api/media/v4l/
A Dpixfmt-yuv-planar.rst231 of the luma plane.
326 The layouts of the luma and chroma planes are identical.
371 The layouts of the luma and chroma planes are identical.
405 this (for luma):
540 number of lines as the luma plane.
643 number of lines as the luma plane.
947 .. [4] Order of luma and chroma planes
965 of the luma plane.
1005 lines as the luma plane.
1060 luma plane.
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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 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 Dext-ctrls-codec-stateless.rst885 - Set if the Y' (luma) plane is uncompressed.
895 else the chroma plane is half the height of the luma plane.
899 else the chroma plane is half the width of the luma plane.
1456 zigzag scanning order. It is relevant for both luma and chroma
2136 luma component.
3405 - Index for vertical luma loop filter segment feature.
3560 deltas are sent for horizontal luma edges, vertical luma edges,
3604 luma plane decoding.
3674 - An array specifying the start row (in units of 4x4 luma
4045 function of the luma component.
[all …]
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 Dyuv-formats.rst24 components than for the luma component. This compression technique, taking
269 pixfmt-yuv-luma
/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()
/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.c1022 s32 luma = 0x37; in mt9m114_s_ev() local
1031 luma += 0x10 * val; in mt9m114_s_ev()
1032 dev_dbg(&c->dev, "%s val:%d luma:0x%x\n", __func__, val, luma); in mt9m114_s_ev()
1038 err = mt9m114_write_reg(c, MISENSOR_8BIT, 0xC87A, (u32)luma); in mt9m114_s_ev()
1053 u32 luma; in mt9m114_g_ev() local
1060 err = mt9m114_read_reg(c, MISENSOR_8BIT, 0xC87A, &luma); in mt9m114_g_ev()
1066 luma -= 0x17; in mt9m114_g_ev()
1067 luma /= 0x10; in mt9m114_g_ev()
1068 *val = (s32)luma - 2; in mt9m114_g_ev()
/linux/drivers/media/platform/ti/omap3isp/
A Dispresizer.c263 struct resizer_luma_yenh *luma) in resizer_set_luma() argument
268 rgval = (luma->algo << ISPRSZ_YENH_ALGO_SHIFT) in resizer_set_luma()
270 rgval |= (luma->gain << ISPRSZ_YENH_GAIN_SHIFT) in resizer_set_luma()
272 rgval |= (luma->slope << ISPRSZ_YENH_SLOP_SHIFT) in resizer_set_luma()
274 rgval |= (luma->core << ISPRSZ_YENH_CORE_SHIFT) in resizer_set_luma()
961 struct resizer_luma_yenh luma = {0, 0, 0, 0}; in resizer_configure() local
978 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/drivers/media/platform/amphion/
A Dvpu.h190 u32 luma; member
304 dma_addr_t luma; member
A Dvpu_defs.h154 u32 luma; member
A Dvpu_msgs.c142 frame.luma = info.luma; in vpu_session_handle_pic_done()
A Dvdec.c764 static struct vpu_vb2_buffer *vdec_find_buffer(struct vpu_inst *inst, u32 luma) in vdec_find_buffer() argument
772 if (luma == vdec->slots[i]->luma) in vdec_find_buffer()
793 vpu_buf = vdec_find_buffer(inst, frame->luma); in vdec_buf_done()
797 inst->id, frame->id, frame->luma); in vdec_buf_done()
1082 vpu_buf->luma = info.luma_addr; in vdec_response_frame()
/linux/drivers/gpu/drm/amd/display/dc/hubbub/dcn401/
A Ddcn401_hubbub.c1043 output->video.luma.dcc_controls.dcc_256_256 = 1; in hubbub401_get_dcc_compression_cap()
1044 output->video.luma.dcc_controls.dcc_256_128 = 1; in hubbub401_get_dcc_compression_cap()
1045 output->video.luma.dcc_controls.dcc_256_64 = 1; in hubbub401_get_dcc_compression_cap()
1048 output->video.luma.dcc_controls.dcc_256_128 = 1; in hubbub401_get_dcc_compression_cap()
1049 output->video.luma.dcc_controls.dcc_256_64 = 1; in hubbub401_get_dcc_compression_cap()
1052 output->video.luma.dcc_controls.dcc_256_64 = 1; in hubbub401_get_dcc_compression_cap()
/linux/drivers/media/platform/mediatek/mdp3/
A Dmdp_sm_mt8183.h36 struct img_offset luma; member
/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/mediatek/
A Dmediatek,color.yaml14 Mediatek display color processor, namely COLOR, provides hue, luma and

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