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/usr/src/linux-headers-5.15.0-181/include/media/

/usr/src/linux-headers-5.15.0-181/include/media

Name	Size	Mode	Actions
davinci/	-	0755	rm
drv-intf/	-	0755	rm
i2c/	-	0755	rm
tpg/	-	0755	rm
cec-notifier.h	5146	0644	edit dl rm
cec-pin.h	2853	0644	edit dl rm
cec.h	16230	0644	edit dl rm
demux.h	23237	0644	edit dl rm
dmxdev.h	6034	0644	edit dl rm
dvb-usb-ids.h	18614	0644	edit dl rm
dvbdev.h	14859	0644	edit dl rm
dvb_ca_en50221.h	4455	0644	edit dl rm
dvb_demux.h	11033	0644	edit dl rm
dvb_frontend.h	30751	0644	edit dl rm
dvb_math.h	1811	0644	edit dl rm
dvb_net.h	2583	0644	edit dl rm
dvb_ringbuffer.h	8524	0644	edit dl rm
dvb_vb2.h	7838	0644	edit dl rm
frame_vector.h	1447	0644	edit dl rm
hevc-ctrls.h	9098	0644	edit dl rm
imx.h	190	0644	edit dl rm
ipu-isys.h	884	0644	edit dl rm
media-dev-allocator.h	2261	0644	edit dl rm
media-device.h	17401	0644	edit dl rm
media-devnode.h	5415	0644	edit dl rm
media-entity.h	36306	0644	edit dl rm
media-request.h	12245	0644	edit dl rm
rc-core.h	12610	0644	edit dl rm
rc-map.h	14704	0644	edit dl rm
rcar-fcp.h	1127	0644	edit dl rm
tuner-types.h	7723	0644	edit dl rm
tuner.h	8603	0644	edit dl rm
tveeprom.h	3370	0644	edit dl rm
v4l2-async.h	11448	0644	edit dl rm
v4l2-common.h	19123	0644	edit dl rm
v4l2-ctrls.h	50854	0644	edit dl rm
v4l2-dev.h	16921	0644	edit dl rm
v4l2-device.h	18964	0644	edit dl rm
v4l2-dv-timings.h	9543	0644	edit dl rm
v4l2-event.h	6130	0644	edit dl rm
v4l2-fh.h	4317	0644	edit dl rm
v4l2-flash-led-class.h	5888	0644	edit dl rm
v4l2-fwnode.h	20279	0644	edit dl rm
v4l2-h264.h	2921	0644	edit dl rm
v4l2-image-sizes.h	827	0644	edit dl rm
v4l2-ioctl.h	34112	0644	edit dl rm
v4l2-jpeg.h	5207	0644	edit dl rm
v4l2-mc.h	7669	0644	edit dl rm
v4l2-mediabus.h	7686	0644	edit dl rm
v4l2-mem2mem.h	29441	0644	edit dl rm
v4l2-rect.h	5852	0644	edit dl rm
v4l2-subdev.h	46004	0644	edit dl rm
videobuf-core.h	6974	0644	edit dl rm
videobuf-dma-contig.h	909	0644	edit dl rm
videobuf-dma-sg.h	2856	0644	edit dl rm
videobuf-vmalloc.h	1166	0644	edit dl rm
videobuf2-core.h	49407	0644	edit dl rm
videobuf2-dma-contig.h	883	0644	edit dl rm
videobuf2-dma-sg.h	698	0644	edit dl rm
videobuf2-dvb.h	1863	0644	edit dl rm
videobuf2-memops.h	1101	0644	edit dl rm
videobuf2-v4l2.h	14347	0644	edit dl rm
videobuf2-vmalloc.h	509	0644	edit dl rm
vsp1.h	3652	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/include/media/v4l2-h264.h (2921B)

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Helper functions for H264 codecs.
 *
 * Copyright (c) 2019 Collabora, Ltd.
 *
 * Author: Boris Brezillon <boris.brezillon@collabora.com>
 */

#ifndef _MEDIA_V4L2_H264_H
#define _MEDIA_V4L2_H264_H

#include <media/v4l2-ctrls.h>

/**
 * struct v4l2_h264_reflist_builder - Reference list builder object
 *
 * @refs.pic_order_count: reference picture order count
 * @refs.frame_num: reference frame number
 * @refs.pic_num: reference picture number
 * @refs.longterm: set to true for a long term reference
 * @refs: array of references
 * @cur_pic_order_count: picture order count of the frame being decoded
 * @unordered_reflist: unordered list of references. Will be used to generate
 *		       ordered P/B0/B1 lists
 * @num_valid: number of valid references in the refs array
 *
 * This object stores the context of the P/B0/B1 reference list builder.
 * This procedure is described in section '8.2.4 Decoding process for reference
 * picture lists construction' of the H264 spec.
 */
struct v4l2_h264_reflist_builder {
	struct {
		s32 pic_order_count;
		int frame_num;
		u32 pic_num;
		u16 longterm : 1;
	} refs[V4L2_H264_NUM_DPB_ENTRIES];
	s32 cur_pic_order_count;
	u8 unordered_reflist[V4L2_H264_NUM_DPB_ENTRIES];
	u8 num_valid;
};

void
v4l2_h264_init_reflist_builder(struct v4l2_h264_reflist_builder *b,
		const struct v4l2_ctrl_h264_decode_params *dec_params,
		const struct v4l2_ctrl_h264_sps *sps,
		const struct v4l2_h264_dpb_entry dpb[V4L2_H264_NUM_DPB_ENTRIES]);

/**
 * v4l2_h264_build_b_ref_lists() - Build the B0/B1 reference lists
 *
 * @builder: reference list builder context
 * @b0_reflist: 16-bytes array used to store the B0 reference list. Each entry
 *		is an index in the DPB
 * @b1_reflist: 16-bytes array used to store the B1 reference list. Each entry
 *		is an index in the DPB
 *
 * This functions builds the B0/B1 reference lists. This procedure is described
 * in section '8.2.4 Decoding process for reference picture lists construction'
 * of the H264 spec. This function can be used by H264 decoder drivers that
 * need to pass B0/B1 reference lists to the hardware.
 */
void
v4l2_h264_build_b_ref_lists(const struct v4l2_h264_reflist_builder *builder,
			    u8 *b0_reflist, u8 *b1_reflist);

/**
 * v4l2_h264_build_p_ref_list() - Build the P reference list
 *
 * @builder: reference list builder context
 * @reflist: 16-bytes array used to store the P reference list. Each entry
 *	     is an index in the DPB
 *
 * This functions builds the P reference lists. This procedure is describe in
 * section '8.2.4 Decoding process for reference picture lists construction'
 * of the H264 spec. This function can be used by H264 decoder drivers that
 * need to pass a P reference list to the hardware.
 */
void
v4l2_h264_build_p_ref_list(const struct v4l2_h264_reflist_builder *builder,
			   u8 *reflist);

#endif /* _MEDIA_V4L2_H264_H */

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