dec_uncv.c File Reference

#include <gpac/filters.h>
#include <gpac/constants.h>
#include <gpac/avparse.h>

Include dependency graph for dec_uncv.c:

Data Structures
struct	UNCVComponentDefinition
struct	UNCVComponentInfo
struct	UNCVPalette
struct	UNCVConfig
struct	BlockComp
struct	BSRead
struct	UNCVDecCtx

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

Enumerations
enum	{ SAMPLING_NONE =0 , SAMPLING_422 =1 , SAMPLING_420 =2 , SAMPLING_411 =3 }
enum	{   INTERLEAVE_COMPONENT =0 , INTERLEAVE_PIXEL =1 , INTERLEAVE_MIXED =2 , INTERLEAVE_ROW =3 ,   INTERLEAVE_TILE =4 , INTERLEAVE_MULTIY =5 }
enum	{ UNCV_OUT_NONE =0 , UNCV_OUT_YUV =1 , UNCV_OUT_RGB , UNCV_OUT_MONO }

Functions
static u8	uncv_get_val (GF_BitStream *bs, UNCVComponentInfo *comp, UNCVDecCtx *ctx)
static void	read_pixel_interleave_comp_yuv_420 (UNCVDecCtx *ctx, UNCVConfig *config, u32 x, u32 y, u8 *output, u32 offset)
static void	read_pixel_interleave_comp_yuv (UNCVDecCtx *ctx, UNCVConfig *config, u32 x, u32 y, u8 *output, u32 offset)
static void	read_pixel_interleave_pixel (UNCVDecCtx *ctx, UNCVConfig *config, u32 x, u32 y, u8 *output, u32 offset)
static void	read_pixel_interleave_mixed (UNCVDecCtx *ctx, UNCVConfig *config, u32 x, u32 y, u8 *output, u32 offset)
static void	read_pixel_interleave_multiy (UNCVDecCtx *ctx, UNCVConfig *config, u32 x, u32 y, u8 *output, u32 offset)
static void	read_pixel_interleave_comp (UNCVDecCtx *ctx, UNCVConfig *config, u32 x, u32 y, u8 *output, u32 offset)
static void	uncv_del (UNCVConfig *cfg)
static GF_Err	uncv_load_profile (UNCVConfig *uncv)
static UNCVConfig *	uncv_parse_config (u8 *dsi, u32 dsi_size, GF_Err *out_err)
GF_Err	rfc_6381_get_codec_uncv (char *szCodec, u32 subtype, u8 *dsi, u32 dsi_size)
static void	uncv_check_comp_type (u32 type, Bool *has_mono, Bool *has_yuv, Bool *has_rgb, Bool *has_alpha, Bool *has_depth, Bool *has_disp, Bool *has_pal, Bool *has_fa, Bool *has_pad, Bool *has_non_int)
static void	uncv_check_comps_type (UNCVComponentInfo *comps, u32 nb_comps, Bool *has_mono, Bool *has_yuv, Bool *has_rgb, Bool *has_alpha, Bool *has_depth, Bool *has_disp, Bool *has_pal, Bool *has_fa, Bool *has_pad, Bool *has_non_int)
static u32	uncv_get_compat (UNCVDecCtx *ctx)
static u32	uncv_get_line_size (UNCVDecCtx *ctx, u32 *comp_bits, u32 clen)
static void	uncv_reset (UNCVDecCtx *ctx)
static GF_Err	uncv_config (UNCVDecCtx *ctx, u8 *dsi, u32 dsi_size)
static GF_Err	uncvdec_configure_pid (GF_Filter *filter, GF_FilterPid *pid, Bool is_remove)
static void	uncv_setup_block (UNCVDecCtx *ctx, BSRead *bsr)
static void	uncv_start_frame (UNCVDecCtx *ctx, const u8 *data, u32 size)
static void	uncv_start_tile (UNCVDecCtx *ctx, UNCVConfig *config, u32 tile_x, u32 tile_y)
static void	uncv_end_tile (UNCVDecCtx *ctx)
static void	uncv_end_line (UNCVDecCtx *ctx, UNCVConfig *config)
static void	uncv_pull_block (UNCVDecCtx *ctx, UNCVConfig *config, BSRead *bsr, u32 comp_idx, u32 x)
static void	uncv_set_pix_val (UNCVDecCtx *ctx, UNCVComponentInfo *comp, u8 val, u32 x, u32 y)
static void	uncv_pull_val (UNCVDecCtx *ctx, UNCVConfig *config, BSRead *bsr, UNCVComponentInfo *comp, Bool no_write, u32 x, u32 y)
static GF_Err	uncvdec_process (GF_Filter *filter)
static void	uncvdec_finalize (GF_Filter *filter)
const GF_FilterRegister *	uncvdec_register (GF_FilterSession *session)

Variables
static const GF_FilterCapability	UNCVDecCaps []
static const GF_FilterArgs	UNCVDecArgs []
GF_FilterRegister	UNCVDecRegister

---

Data Structure Documentation

UNCVComponentDefinition

struct UNCVComponentDefinition

Data Fields
u32	type
char *	uri

UNCVComponentInfo

struct UNCVComponentInfo

Data Fields
u16	idx
u32	bits
u32	format
u32	align_size
u32	type
u64	max_val
s32	p_idx
u32	line_size
u32	plane_size
u32	row_align_size
u32	comp_idx
u8	value

UNCVPalette

struct UNCVPalette

Collaboration diagram for UNCVPalette:

Data Fields
u32	nb_comps
UNCVComponentInfo *	comps
u32	nb_values
u8 *	values

UNCVConfig

struct UNCVConfig

Collaboration diagram for UNCVConfig:

Data Fields
u32	nb_comp_defs
UNCVComponentDefinition *	comp_defs
UNCVPalette *	palette
u8	version
u32	flags
u32	profile
u32	nb_comps
UNCVComponentInfo *	comps
u32	sampling
u32	interleave
u32	block_size
Bool	components_little_endian
Bool	block_pad_lsb
Bool	block_little_endian
Bool	block_reversed
Bool	pad_unknown
u32	pixel_size
u32	row_align_size
u32	tile_align_size
u32	num_tile_cols
u32	num_tile_rows
u16	fa_width
u16	fa_height
u16 *	fa_map

BlockComp

struct BlockComp

Collaboration diagram for BlockComp:

Data Fields
UNCVComponentInfo *	component
u32	val

BSRead

struct BSRead

Collaboration diagram for BSRead:

Data Fields
GF_BitStream *	bs
u32	init_offset
u32	line_start_pos
u32	row_align_size
u32	plane_size
u32	tile_size
u32	comp_row_size
u32	loaded_comps
u32	first_comp_idx
u8 *	le_buf
GF_BitStream *	le_bs
BlockComp *	block_comps

Macro Definition Documentation

OFFS

#define OFFS

(

_n

)

#_n, offsetof(UNCVDecCtx, _n)

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
SAMPLING_NONE
SAMPLING_422
SAMPLING_420
SAMPLING_411

anonymous enum

anonymous enum

Enumerator
INTERLEAVE_COMPONENT
INTERLEAVE_PIXEL
INTERLEAVE_MIXED
INTERLEAVE_ROW
INTERLEAVE_TILE
INTERLEAVE_MULTIY

anonymous enum

anonymous enum

Enumerator
UNCV_OUT_NONE
UNCV_OUT_YUV
UNCV_OUT_RGB
UNCV_OUT_MONO

Function Documentation

uncv_get_val()

static u8 uncv_get_val ( GF_BitStream *  bs, UNCVComponentInfo *  comp, UNCVDecCtx *  ctx  )

static

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read_pixel_interleave_comp_yuv_420()

static void read_pixel_interleave_comp_yuv_420 ( UNCVDecCtx *  ctx, UNCVConfig *  config, u32  x, u32  y, u8 *  output, u32  offset  )

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read_pixel_interleave_comp_yuv()

static void read_pixel_interleave_comp_yuv ( UNCVDecCtx *  ctx, UNCVConfig *  config, u32  x, u32  y, u8 *  output, u32  offset  )

static

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read_pixel_interleave_pixel()

static void read_pixel_interleave_pixel ( UNCVDecCtx *  ctx, UNCVConfig *  config, u32  x, u32  y, u8 *  output, u32  offset  )

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read_pixel_interleave_mixed()

static void read_pixel_interleave_mixed ( UNCVDecCtx *  ctx, UNCVConfig *  config, u32  x, u32  y, u8 *  output, u32  offset  )

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read_pixel_interleave_multiy()

static void read_pixel_interleave_multiy ( UNCVDecCtx *  ctx, UNCVConfig *  config, u32  x, u32  y, u8 *  output, u32  offset  )

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read_pixel_interleave_comp()

static void read_pixel_interleave_comp ( UNCVDecCtx *  ctx, UNCVConfig *  config, u32  x, u32  y, u8 *  output, u32  offset  )

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uncv_del()

static void uncv_del ( UNCVConfig *  cfg )

static

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uncv_load_profile()

static GF_Err uncv_load_profile ( UNCVConfig *  uncv )

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uncv_parse_config()

static UNCVConfig * uncv_parse_config ( u8 *  dsi, u32  dsi_size, GF_Err *  out_err  )

static

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rfc_6381_get_codec_uncv()

GF_Err rfc_6381_get_codec_uncv	(	char *	szCodec,
		u32	subtype,
		u8 *	dsi,
		u32	dsi_size
	)

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uncv_check_comp_type()

static void uncv_check_comp_type ( u32  type, Bool *  has_mono, Bool *  has_yuv, Bool *  has_rgb, Bool *  has_alpha, Bool *  has_depth, Bool *  has_disp, Bool *  has_pal, Bool *  has_fa, Bool *  has_pad, Bool *  has_non_int  )

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uncv_check_comps_type()

static void uncv_check_comps_type ( UNCVComponentInfo *  comps, u32  nb_comps, Bool *  has_mono, Bool *  has_yuv, Bool *  has_rgb, Bool *  has_alpha, Bool *  has_depth, Bool *  has_disp, Bool *  has_pal, Bool *  has_fa, Bool *  has_pad, Bool *  has_non_int  )

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uncv_get_compat()

static u32 uncv_get_compat ( UNCVDecCtx *  ctx )

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uncv_get_line_size()

static u32 uncv_get_line_size ( UNCVDecCtx *  ctx, u32 *  comp_bits, u32  clen  )

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uncv_reset()

static void uncv_reset ( UNCVDecCtx *  ctx )

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uncv_config()

static GF_Err uncv_config ( UNCVDecCtx *  ctx, u8 *  dsi, u32  dsi_size  )

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uncvdec_configure_pid()

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

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uncv_setup_block()

static void uncv_setup_block ( UNCVDecCtx *  ctx, BSRead *  bsr  )

static

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uncv_start_frame()

static void uncv_start_frame ( UNCVDecCtx *  ctx, const u8 *  data, u32  size  )

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uncv_start_tile()

static void uncv_start_tile ( UNCVDecCtx *  ctx, UNCVConfig *  config, u32  tile_x, u32  tile_y  )

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uncv_end_tile()

static void uncv_end_tile ( UNCVDecCtx *  ctx )

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uncv_end_line()

static void uncv_end_line ( UNCVDecCtx *  ctx, UNCVConfig *  config  )

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uncv_pull_block()

static void uncv_pull_block ( UNCVDecCtx *  ctx, UNCVConfig *  config, BSRead *  bsr, u32  comp_idx, u32  x  )

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uncv_set_pix_val()

static void uncv_set_pix_val ( UNCVDecCtx *  ctx, UNCVComponentInfo *  comp, u8  val, u32  x, u32  y  )

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uncv_pull_val()

static void uncv_pull_val ( UNCVDecCtx *  ctx, UNCVConfig *  config, BSRead *  bsr, UNCVComponentInfo *  comp, Bool  no_write, u32  x, u32  y  )

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uncvdec_process()

static GF_Err uncvdec_process ( GF_Filter *  filter )

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uncvdec_finalize()

static void uncvdec_finalize ( GF_Filter *  filter )

static

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uncvdec_register()

const GF_FilterRegister * uncvdec_register

(

GF_FilterSession *

session

)

Variable Documentation

UNCVDecCaps

const GF_FilterCapability UNCVDecCaps[]

static

Initial value:

=
{
        CAP_UINT(GF_CAPS_INPUT_OUTPUT, GF_PROP_PID_STREAM_TYPE, GF_STREAM_VISUAL),
        CAP_BOOL(GF_CAPS_INPUT_EXCLUDED, GF_PROP_PID_UNFRAMED, GF_TRUE),
        CAP_UINT(GF_CAPS_INPUT, GF_PROP_PID_CODECID, GF_CODECID_RAW_UNCV),
        CAP_UINT(GF_CAPS_INPUT,GF_PROP_PID_PIXFMT, GF_PIXEL_UNCV),
        CAP_UINT(GF_CAPS_OUTPUT, GF_PROP_PID_CODECID, GF_CODECID_RAW),
}

UNCVDecArgs

const GF_FilterArgs UNCVDecArgs[]

static

Initial value:

=
{
        { OFFS(force_pf), "ignore possible mapping to GPAC pixel formats", GF_PROP_BOOL, "false", NULL, 0},
        { OFFS(no_tile), "ignore tiling info (debug)", GF_PROP_BOOL, "false", NULL, 0},
        {0}
}

UNCVDecRegister

GF_FilterRegister UNCVDecRegister

Initial value:

= {
        .name = "uncvdec",
 
 
        .private_size = sizeof(UNCVDecCtx),
        .priority = 1,
        .args = UNCVDecArgs,
        SETCAPS(UNCVDecCaps),
        .finalize = uncvdec_finalize,
        .configure_pid = uncvdec_configure_pid,
        .process = uncvdec_process,
        .hint_class_type = GF_FS_CLASS_DECODER
}