vflip.c File Reference

#include <gpac/filters.h>
#include <gpac/list.h>
#include <gpac/constants.h>
#include <gpac/network.h>

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Data Structures
struct	GF_VFlipCtx

Macros
#define	OFFS(_n)   #_n, offsetof(GF_VFlipCtx, _n)

Typedefs
typedef u32	GF_FlipMode

Enumerations
enum	GF_FlipMode_t { VFLIP_OFF = 0 , VFLIP_VERT , VFLIP_HORIZ , VFLIP_BOTH }

Functions
static void	swap_2Ys_YUVpixel (GF_VFlipCtx *ctx, u8 *line_src, u8 *line_dst, u32 FourBytes_start_index)
static void	horizontal_flip_per_line (GF_VFlipCtx *ctx, u8 *line_src, u8 *line_dst, u32 plane_idx, u32 wiB)
static void	horizontal_flip (GF_VFlipCtx *ctx, u8 *src_plane, u8 *dst_plane, u32 height, u32 plane_idx, u32 wiB, u32 *src_stride)
static void	vertical_flip (GF_VFlipCtx *ctx, u8 *src_plane, u8 *dst_plane, u32 height, u32 plane_idx, u32 wiB)
static GF_Err	vflip_process (GF_Filter *filter)
static GF_Err	vflip_configure_pid (GF_Filter *filter, GF_FilterPid *pid, Bool is_remove)
void	vflip_finalize (GF_Filter *filter)
const GF_FilterRegister *	vflip_register (GF_FilterSession *session)

Variables
static GF_FilterArgs	VFlipArgs []
static const GF_FilterCapability	VFlipCaps []
GF_FilterRegister	VFlipRegister

---

Data Structure Documentation

GF_VFlipCtx

struct GF_VFlipCtx

Collaboration diagram for GF_VFlipCtx:

Data Fields
GF_FlipMode	mode
Bool	initialized
GF_FilterPid *	ipid
GF_FilterPid *	opid
u32	w
u32	h
u32	stride
u32	s_pfmt
u32	bps
GF_Fraction	ar
Bool	passthrough
u32	dst_width
u32	dst_height
u32	dst_stride[5]
u32	src_stride[5]
u32	nb_planes
u32	nb_src_planes
u32	out_size
u32	out_src_size
u32	src_uv_height
u32	dst_uv_height
Bool	use_reference
Bool	packed_422
char *	line_buffer_vf
char *	line_buffer_hf

Macro Definition Documentation

OFFS

#define OFFS

(

_n

)

#_n, offsetof(GF_VFlipCtx, _n)

Typedef Documentation

GF_FlipMode

typedef u32 GF_FlipMode

Enumeration Type Documentation

GF_FlipMode_t

enum GF_FlipMode_t

Enumerator
VFLIP_OFF
VFLIP_VERT
VFLIP_HORIZ
VFLIP_BOTH

Function Documentation

swap_2Ys_YUVpixel()

static void swap_2Ys_YUVpixel ( GF_VFlipCtx *  ctx, u8 *  line_src, u8 *  line_dst, u32  FourBytes_start_index  )

static

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horizontal_flip_per_line()

static void horizontal_flip_per_line ( GF_VFlipCtx *  ctx, u8 *  line_src, u8 *  line_dst, u32  plane_idx, u32  wiB  )

static

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horizontal_flip()

static void horizontal_flip ( GF_VFlipCtx *  ctx, u8 *  src_plane, u8 *  dst_plane, u32  height, u32  plane_idx, u32  wiB, u32 *  src_stride  )

static

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vertical_flip()

static void vertical_flip ( GF_VFlipCtx *  ctx, u8 *  src_plane, u8 *  dst_plane, u32  height, u32  plane_idx, u32  wiB  )

static

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vflip_process()

static GF_Err vflip_process ( GF_Filter *  filter )

static

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vflip_configure_pid()

static GF_Err vflip_configure_pid ( GF_Filter *  filter, GF_FilterPid *  pid, Bool  is_remove  )

static

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vflip_finalize()

void vflip_finalize

(

GF_Filter *

filter

)

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vflip_register()

const GF_FilterRegister * vflip_register

(

GF_FilterSession *

session

)

Variable Documentation

VFlipArgs

GF_FilterArgs VFlipArgs[]

static

Initial value:

=
{
                { OFFS(mode), "flip mode\n"
                "- off: no flipping (passthrough)\n"
                "- vert: vertical flip\n"
                "- horiz: horizontal flip\n"
                "- both: horizontal and vertical flip"
                "", GF_PROP_UINT, "vert", "off|vert|horiz|both", GF_FS_ARG_UPDATE | GF_FS_ARG_HINT_ADVANCED},
                {0}
}

VFlipCaps

const GF_FilterCapability VFlipCaps[]

static

Initial value:

=
{
                CAP_UINT(GF_CAPS_INPUT_OUTPUT,GF_PROP_PID_STREAM_TYPE, GF_STREAM_VISUAL),
 
}

VFlipRegister

GF_FilterRegister VFlipRegister

Initial value:

= {
                .name = "vflip",
 
 
                .private_size = sizeof(GF_VFlipCtx),
                .flags = GF_FS_REG_EXPLICIT_ONLY|GF_FS_REG_ALLOW_CYCLIC,
                .args = VFlipArgs,
                .configure_pid = vflip_configure_pid,
                SETCAPS(VFlipCaps),
                .process = vflip_process,
                .finalize = vflip_finalize,
                .hint_class_type = GF_FS_CLASS_AV
}