#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
#include "vf_pullup.h"

Macros
#define	F_HAVE_BREAKS 1

#define	F_HAVE_AFFINITY 2

#define	BREAK_LEFT 1

#define	BREAK_RIGHT 2

#define	OFFSET(x) offsetof(PullupContext, x)

#define	FLAGS AV_OPT_FLAG_VIDEO_PARAM\|AV_OPT_FLAG_FILTERING_PARAM

#define	ABS(a) (((a) ^ ((a) >> 31)) - ((a) >> 31))

Functions
	AVFILTER_DEFINE_CLASS (pullup)

static int	query_formats (AVFilterContext *ctx)

static int	diff_c (const uint8_t a, const uint8_t b, ptrdiff_t s)

static int	comb_c (const uint8_t a, const uint8_t b, ptrdiff_t s)

static int	var_c (const uint8_t a, const uint8_t b, ptrdiff_t s)

static int	alloc_metrics (PullupContext s, PullupField f)

static void	free_field_queue (PullupField *head)

static PullupField *	make_field_queue (PullupContext *s, int len)

static int	config_input (AVFilterLink *inlink)

static PullupBuffer *	pullup_lock_buffer (PullupBuffer *b, int parity)

static void	pullup_release_buffer (PullupBuffer *b, int parity)

static int	alloc_buffer (PullupContext s, PullupBuffer b)

static PullupBuffer *	pullup_get_buffer (PullupContext *s, int parity)

static int	queue_length (PullupField begin, PullupField end)

static int	find_first_break (PullupField *f, int max)

static void	compute_breaks (PullupContext s, PullupField f0)

static void	compute_affinity (PullupContext s, PullupField f)

static int	decide_frame_length (PullupContext *s)

static PullupFrame *	pullup_get_frame (PullupContext *s)

static void	pullup_release_frame (PullupFrame *f)

static void	compute_metric (PullupContext s, int dest, PullupField fa, int pa, PullupField fb, int pb, int(func)(const uint8_t , const uint8_t *, ptrdiff_t))

static int	check_field_queue (PullupContext *s)

static void	pullup_submit_field (PullupContext s, PullupBuffer b, int parity)

static void	copy_field (PullupContext s, PullupBuffer dst, PullupBuffer *src, int parity)

static void	pullup_pack_frame (PullupContext s, PullupFrame fr)

static int	filter_frame (AVFilterLink inlink, AVFrame in)

static av_cold void	uninit (AVFilterContext *ctx)

Variables
static const AVOption	pullup_options []

static const AVFilterPad	pullup_inputs []

static const AVFilterPad	pullup_outputs []

AVFilter	ff_vf_pullup

Macro Definition Documentation

◆ F_HAVE_BREAKS

#define F_HAVE_BREAKS 1

Definition at line 31 of file vf_pullup.c.

◆ F_HAVE_AFFINITY

#define F_HAVE_AFFINITY 2

Definition at line 32 of file vf_pullup.c.

◆ BREAK_LEFT

#define BREAK_LEFT 1

Definition at line 34 of file vf_pullup.c.

◆ BREAK_RIGHT

#define BREAK_RIGHT 2

Definition at line 35 of file vf_pullup.c.

◆ OFFSET

#define OFFSET ( x ) offsetof(PullupContext, x)

Definition at line 37 of file vf_pullup.c.

◆ FLAGS

#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM

Definition at line 38 of file vf_pullup.c.

◆ ABS

#define ABS ( a ) (((a) ^ ((a) >> 31)) - ((a) >> 31))

Definition at line 73 of file vf_pullup.c.

Function Documentation

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( pullup )

◆ query_formats()

static int query_formats ( AVFilterContext * ctx )

static

Definition at line 55 of file vf_pullup.c.

◆ diff_c()

static int diff_c	(	const uint8_t *	a,
		const uint8_t *	b,
		ptrdiff_t	s
	)

static

Definition at line 75 of file vf_pullup.c.

Referenced by config_input().

◆ comb_c()

static int comb_c	(	const uint8_t *	a,
		const uint8_t *	b,
		ptrdiff_t	s
	)

static

Definition at line 89 of file vf_pullup.c.

Referenced by config_input().

◆ var_c()

static int var_c	(	const uint8_t *	a,
		const uint8_t *	b,
		ptrdiff_t	s
	)

static

Definition at line 104 of file vf_pullup.c.

Referenced by config_input().

◆ alloc_metrics()

static int alloc_metrics	(	PullupContext *	s,
		PullupField *	f
	)

static

Definition at line 117 of file vf_pullup.c.

Referenced by check_field_queue(), and make_field_queue().

◆ free_field_queue()

static void free_field_queue ( PullupField * head )

static

Definition at line 132 of file vf_pullup.c.

Referenced by make_field_queue(), and uninit().

◆ make_field_queue()

static PullupField* make_field_queue	(	PullupContext *	s,
		int	len
	)

static

Definition at line 149 of file vf_pullup.c.

Referenced by config_input().

◆ config_input()

static int config_input ( AVFilterLink * inlink )

static

Definition at line 183 of file vf_pullup.c.

◆ pullup_lock_buffer()

static PullupBuffer* pullup_lock_buffer	(	PullupBuffer *	b,
		int	parity
	)

static

Definition at line 223 of file vf_pullup.c.

Referenced by pullup_get_buffer(), pullup_get_frame(), pullup_pack_frame(), and pullup_submit_field().

◆ pullup_release_buffer()

static void pullup_release_buffer	(	PullupBuffer *	b,
		int	parity
	)

static

Definition at line 236 of file vf_pullup.c.

Referenced by filter_frame(), and pullup_release_frame().

◆ alloc_buffer()

static int alloc_buffer	(	PullupContext *	s,
		PullupBuffer *	b
	)

static

Definition at line 247 of file vf_pullup.c.

Referenced by pullup_get_buffer().

◆ pullup_get_buffer()

static PullupBuffer* pullup_get_buffer	(	PullupContext *	s,
		int	parity
	)

static

Definition at line 262 of file vf_pullup.c.

Referenced by filter_frame(), and pullup_pack_frame().

◆ queue_length()

static int queue_length	(	PullupField *	begin,
		PullupField *	end
	)

static

Definition at line 299 of file vf_pullup.c.

Referenced by decide_frame_length().

◆ find_first_break()

static int find_first_break	(	PullupField *	f,
		int	max
	)

static

Definition at line 313 of file vf_pullup.c.

Referenced by decide_frame_length().

◆ compute_breaks()

static void compute_breaks	(	PullupContext *	s,
		PullupField *	f0
	)

static

Definition at line 326 of file vf_pullup.c.

Referenced by decide_frame_length().

◆ compute_affinity()

static void compute_affinity	(	PullupContext *	s,
		PullupField *	f
	)

static

Definition at line 367 of file vf_pullup.c.

Referenced by decide_frame_length().

◆ decide_frame_length()

static int decide_frame_length ( PullupContext * s )

static

Definition at line 411 of file vf_pullup.c.

Referenced by pullup_get_frame().

◆ pullup_get_frame()

static PullupFrame* pullup_get_frame ( PullupContext * s )

static

Definition at line 467 of file vf_pullup.c.

Referenced by filter_frame().

◆ pullup_release_frame()

static void pullup_release_frame ( PullupFrame * f )

static

Definition at line 514 of file vf_pullup.c.

Referenced by filter_frame().

◆ compute_metric()

static void compute_metric	(	PullupContext *	s,
		int *	dest,
		PullupField *	fa,
		int	pa,
		PullupField *	fb,
		int	pb,
		int()(const uint8_t , const uint8_t *, ptrdiff_t)	func
	)

static

Definition at line 529 of file vf_pullup.c.

Referenced by pullup_submit_field().

◆ check_field_queue()

static int check_field_queue ( PullupContext * s )

static

Definition at line 560 of file vf_pullup.c.

Referenced by pullup_submit_field().

◆ pullup_submit_field()

static void pullup_submit_field	(	PullupContext *	s,
		PullupBuffer *	b,
		int	parity
	)

static

Definition at line 584 of file vf_pullup.c.

Referenced by filter_frame().

◆ copy_field()

static void copy_field	(	PullupContext *	s,
		PullupBuffer *	dst,
		PullupBuffer *	src,
		int	parity
	)

static

Definition at line 616 of file vf_pullup.c.

Referenced by pullup_pack_frame().

◆ pullup_pack_frame()

static void pullup_pack_frame	(	PullupContext *	s,
		PullupFrame *	fr
	)

static

Definition at line 632 of file vf_pullup.c.

Referenced by filter_frame().

◆ filter_frame()

static int filter_frame	(	AVFilterLink *	inlink,
		AVFrame *	in
	)

static

Definition at line 658 of file vf_pullup.c.

◆ uninit()

static av_cold void uninit ( AVFilterContext * ctx )

static

Definition at line 734 of file vf_pullup.c.

Variable Documentation

◆ pullup_options

const AVOption pullup_options[]

static

Initial value:

= {
    { "jl", "set left junk size",  OFFSET(junk_left),  AV_OPT_TYPE_INT, {.i64=1}, 0, INT_MAX, FLAGS },
    { "jr", "set right junk size", OFFSET(junk_right), AV_OPT_TYPE_INT, {.i64=1}, 0, INT_MAX, FLAGS },
    { "jt", "set top junk size",   OFFSET(junk_top),   AV_OPT_TYPE_INT, {.i64=4}, 1, INT_MAX, FLAGS },
    { "jb", "set bottom junk size", OFFSET(junk_bottom), AV_OPT_TYPE_INT, {.i64=4}, 1, INT_MAX, FLAGS },
    { "sb", "set strict breaks", OFFSET(strict_breaks), AV_OPT_TYPE_BOOL,{.i64=0},-1, 1, FLAGS },
    { "mp", "set metric plane",  OFFSET(metric_plane),  AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "mp" },
    { "y", "luma",        0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "mp" },
    { "u", "chroma blue", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "mp" },
    { "v", "chroma red",  0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "mp" },
    { NULL }
}

Definition at line 40 of file vf_pullup.c.

◆ pullup_inputs

const AVFilterPad pullup_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = filter_frame,
        .config_props = config_input,
    },
    { NULL }
}

Definition at line 749 of file vf_pullup.c.

◆ pullup_outputs

const AVFilterPad pullup_outputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
    },
    { NULL }
}

Definition at line 759 of file vf_pullup.c.

◆ ff_vf_pullup

AVFilter ff_vf_pullup

Initial value:

= {
    .name          = "pullup",
    .description   = NULL_IF_CONFIG_SMALL("Pullup from field sequence to frames."),
    .priv_size     = sizeof(PullupContext),
    .priv_class    = &pullup_class,
    .uninit        = uninit,
    .query_formats = query_formats,
    .inputs        = pullup_inputs,
    .outputs       = pullup_outputs,
}

Definition at line 767 of file vf_pullup.c.

Macros

Functions

Variables

Macro Definition Documentation

◆ F_HAVE_BREAKS

◆ F_HAVE_AFFINITY

◆ BREAK_LEFT

◆ BREAK_RIGHT

◆ OFFSET

◆ FLAGS

◆ ABS

Function Documentation

◆ AVFILTER_DEFINE_CLASS()

◆ query_formats()

◆ diff_c()

◆ comb_c()

◆ var_c()

◆ alloc_metrics()

◆ free_field_queue()

◆ make_field_queue()

◆ config_input()

◆ pullup_lock_buffer()

◆ pullup_release_buffer()

◆ alloc_buffer()

◆ pullup_get_buffer()

◆ queue_length()

◆ find_first_break()

◆ compute_breaks()

◆ compute_affinity()

◆ decide_frame_length()

◆ pullup_get_frame()

◆ pullup_release_frame()

◆ compute_metric()

◆ check_field_queue()

◆ pullup_submit_field()

◆ copy_field()

◆ pullup_pack_frame()

◆ filter_frame()

◆ uninit()

Variable Documentation

◆ pullup_options

◆ pullup_inputs

◆ pullup_outputs

◆ ff_vf_pullup