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159 lines
4.9 KiB
C
159 lines
4.9 KiB
C
/*
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* Copyright (c) 2022-2023, ArtInChip Technology Co., Ltd
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Authors: matteo <duanmt@artinchip.com>
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*/
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#ifndef _MPP_VIDEO_IN_H_
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#define _MPP_VIDEO_IN_H_
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#include "aic_common.h"
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#define VIN_MAX_BUF_NUM 8
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#define VIN_MAX_PLANE_NUM 2
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/*
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* Signal polarity flags
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* Note: in BT.656 mode HSYNC, FIELD, and VSYNC are unused
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* MEDIA_SIGNAL_[HV]SYNC* flags should be also used for specifying
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* configuration of hardware that uses [HV]REF signals
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*/
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#define MEDIA_SIGNAL_HSYNC_ACTIVE_HIGH BIT(2)
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#define MEDIA_SIGNAL_HSYNC_ACTIVE_LOW BIT(3)
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#define MEDIA_SIGNAL_VSYNC_ACTIVE_HIGH BIT(4)
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#define MEDIA_SIGNAL_VSYNC_ACTIVE_LOW BIT(5)
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#define MEDIA_SIGNAL_PCLK_SAMPLE_RISING BIT(6)
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#define MEDIA_SIGNAL_PCLK_SAMPLE_FALLING BIT(7)
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#define MEDIA_SIGNAL_DATA_ACTIVE_HIGH BIT(8)
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#define MEDIA_SIGNAL_DATA_ACTIVE_LOW BIT(9)
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/* FIELD = 0/1 - Field1 (odd)/Field2 (even) */
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#define MEDIA_SIGNAL_FIELD_EVEN_HIGH BIT(10)
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/* FIELD = 1/0 - Field1 (odd)/Field2 (even) */
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#define MEDIA_SIGNAL_FIELD_EVEN_LOW BIT(11)
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/* Active state of Sync-on-green (SoG) signal, 0/1 for LOW/HIGH respectively. */
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#define MEDIA_SIGNAL_VIDEO_SOG_ACTIVE_HIGH BIT(12)
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#define MEDIA_SIGNAL_VIDEO_SOG_ACTIVE_LOW BIT(13)
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#define MEDIA_SIGNAL_DATA_ENABLE_HIGH BIT(14)
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#define MEDIA_SIGNAL_DATA_ENABLE_LOW BIT(15)
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enum media_colorspace {
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/*
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* Default colorspace, i.e. let the driver figure it out.
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* Can only be used with video capture.
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*/
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MEDIA_COLORSPACE_DEFAULT = 0,
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/* SMPTE 170M: used for broadcast NTSC/PAL SDTV */
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MEDIA_COLORSPACE_SMPTE170M = 1,
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/* Obsolete pre-1998 SMPTE 240M HDTV standard, superseded by Rec 709 */
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MEDIA_COLORSPACE_SMPTE240M = 2,
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/* Rec.709: used for HDTV */
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MEDIA_COLORSPACE_REC709 = 3,
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/*
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* Deprecated, do not use. No driver will ever return this. This was
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* based on a misunderstanding of the bt878 datasheet.
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*/
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MEDIA_COLORSPACE_BT878 = 4,
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/*
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* NTSC 1953 colorspace. This only makes sense when dealing with
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* really, really old NTSC recordings. Superseded by SMPTE 170M.
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*/
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MEDIA_COLORSPACE_470_SYSTEM_M = 5,
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/*
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* EBU Tech 3213 PAL/SECAM colorspace. This only makes sense when
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* dealing with really old PAL/SECAM recordings. Superseded by
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* SMPTE 170M.
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*/
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MEDIA_COLORSPACE_470_SYSTEM_BG = 6,
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/*
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* Effectively shorthand for MEDIA_COLORSPACE_SRGB, MEDIA_YCBCR_ENC_601
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* and MEDIA_QUANTIZATION_FULL_RANGE. To be used for (Motion-)JPEG.
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*/
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MEDIA_COLORSPACE_JPEG = 7,
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/* For RGB colorspaces such as produces by most webcams. */
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MEDIA_COLORSPACE_SRGB = 8,
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/* opRGB colorspace */
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MEDIA_COLORSPACE_OPRGB = 9,
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/* BT.2020 colorspace, used for UHDTV. */
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MEDIA_COLORSPACE_BT2020 = 10,
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/* Raw colorspace: for RAW unprocessed images */
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MEDIA_COLORSPACE_RAW = 11,
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/* DCI-P3 colorspace, used by cinema projectors */
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MEDIA_COLORSPACE_DCI_P3 = 12,
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};
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enum media_power_line_frequency {
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MEDIA_POWER_LINE_FREQUENCY_DISABLED = 0,
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MEDIA_POWER_LINE_FREQUENCY_50HZ = 1,
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MEDIA_POWER_LINE_FREQUENCY_60HZ = 2,
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MEDIA_POWER_LINE_FREQUENCY_AUTO = 3,
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};
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#define fourcc(a, b, c, d)\
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((u32)(a) | ((u32)(b) << 8) | ((u32)(c) << 16) | ((u32)(d) << 24))
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/* two planes -- one Y, one Cr + Cb interleaved */
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#define DVP_OUT_FMT_NV12 fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
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#define DVP_OUT_FMT_NV16 fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
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struct dvp_plane_pix_format {
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u32 sizeimage;
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u32 bytesperline;
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};
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/* The output video format of DVP */
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struct dvp_out_fmt {
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u32 width;
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u32 height;
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u32 pixelformat;
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u32 field;
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u32 colorspace;
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u8 num_planes;
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struct dvp_plane_pix_format plane_fmt[VIN_MAX_PLANE_NUM];
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};
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struct vin_video_plane {
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int buf;
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int len;
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};
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/* The buffer information of vin_video_buf is used by user.
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By contrast, vin_vb and DVP driver will use vb_queue. */
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struct vin_video_buf {
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u32 num_buffers;
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u32 num_planes;
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struct vin_video_plane planes[VIN_MAX_PLANE_NUM * VIN_MAX_BUF_NUM];
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};
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/* ioctl command of DVP */
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#define DVP_IN_G_FMT _IOWR('V', 4, struct dvp_in_fmt)
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#define DVP_IN_S_FMT _IOWR('V', 5, struct dvp_in_fmt)
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#define DVP_OUT_S_FMT _IOWR('V', 6, struct dvp_out_fmt)
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#define DVP_STREAM_ON _IO('V', 18)
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#define DVP_STREAM_OFF _IO('V', 19)
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#define DVP_REQ_BUF _IOWR('V', 8, struct vin_video_buf)
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#define DVP_Q_BUF _IOWR('V', 15, int)
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#define DVP_DQ_BUF _IOWR('V', 17, int)
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int mpp_vin_init(char *camera);
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void mpp_vin_deinit(void);
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/* DVP & Camera ioctrl API, defined int mpp_vin.c */
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int mpp_dvp_ioctl(int cmd, void *arg);
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#endif /* _MPP_VIDEO_IN_H_ */
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