dpx.c File Reference

#include "libavutil/avstring.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "libavutil/imgutils.h"
#include "libavutil/timecode.h"
#include "bytestream.h"
#include "avcodec.h"
#include "internal.h"

Go to the source code of this file.

Enumerations
enum	DPX_TRC {   DPX_TRC_USER_DEFINED = 0, DPX_TRC_PRINTING_DENSITY = 1, DPX_TRC_LINEAR = 2, DPX_TRC_LOGARITHMIC = 3,   DPX_TRC_UNSPECIFIED_VIDEO = 4, DPX_TRC_SMPTE_274 = 5, DPX_TRC_ITU_R_709_4 = 6, DPX_TRC_ITU_R_601_625 = 7,   DPX_TRC_ITU_R_601_525 = 8, DPX_TRC_SMPTE_170 = 9, DPX_TRC_ITU_R_624_4_PAL = 10, DPX_TRC_Z_LINEAR = 11,   DPX_TRC_Z_HOMOGENEOUS = 12 }
enum	DPX_COL_SPEC {   DPX_COL_SPEC_USER_DEFINED = 0, DPX_COL_SPEC_PRINTING_DENSITY = 1, DPX_COL_SPEC_UNSPECIFIED_VIDEO = 4, DPX_COL_SPEC_SMPTE_274 = 5,   DPX_COL_SPEC_ITU_R_709_4 = 6, DPX_COL_SPEC_ITU_R_601_625 = 7, DPX_COL_SPEC_ITU_R_601_525 = 8, DPX_COL_SPEC_SMPTE_170 = 9,   DPX_COL_SPEC_ITU_R_624_4_PAL = 10 }

Functions
static unsigned int	read16 (const uint8_t **ptr, int is_big)
static unsigned int	read32 (const uint8_t **ptr, int is_big)
static uint16_t	read10in32_gray (const uint8_t **ptr, uint32_t *lbuf, int *n_datum, int is_big, int shift)
static uint16_t	read10in32 (const uint8_t **ptr, uint32_t *lbuf, int *n_datum, int is_big, int shift)
static uint16_t	read12in32 (const uint8_t **ptr, uint32_t *lbuf, int *n_datum, int is_big)
static int	decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)

Variables
AVCodec	ff_dpx_decoder

Enumeration Type Documentation

DPX_TRC

enum DPX_TRC

Enumerator
DPX_TRC_USER_DEFINED
DPX_TRC_PRINTING_DENSITY
DPX_TRC_LINEAR
DPX_TRC_LOGARITHMIC
DPX_TRC_UNSPECIFIED_VIDEO
DPX_TRC_SMPTE_274
DPX_TRC_ITU_R_709_4
DPX_TRC_ITU_R_601_625
DPX_TRC_ITU_R_601_525
DPX_TRC_SMPTE_170
DPX_TRC_ITU_R_624_4_PAL
DPX_TRC_Z_LINEAR
DPX_TRC_Z_HOMOGENEOUS

Definition at line 31 of file dpx.c.

DPX_COL_SPEC

enum DPX_COL_SPEC

Enumerator
DPX_COL_SPEC_USER_DEFINED
DPX_COL_SPEC_PRINTING_DENSITY
DPX_COL_SPEC_UNSPECIFIED_VIDEO
DPX_COL_SPEC_SMPTE_274
DPX_COL_SPEC_ITU_R_709_4
DPX_COL_SPEC_ITU_R_601_625
DPX_COL_SPEC_ITU_R_601_525
DPX_COL_SPEC_SMPTE_170
DPX_COL_SPEC_ITU_R_624_4_PAL

Definition at line 47 of file dpx.c.

Function Documentation

read16()

static unsigned int read16 ( const uint8_t **  ptr, int  is_big  )

static

Definition at line 63 of file dpx.c.

Referenced by decode_frame().

read32()

static unsigned int read32 ( const uint8_t **  ptr, int  is_big  )

static

Definition at line 75 of file dpx.c.

Referenced by decode_frame(), read10in32(), read10in32_gray(), and read12in32().

read10in32_gray()

static uint16_t read10in32_gray ( const uint8_t **  ptr, uint32_t *  lbuf, int *  n_datum, int  is_big, int  shift  )

static

Definition at line 87 of file dpx.c.

Referenced by decode_frame().

read10in32()

static uint16_t read10in32 ( const uint8_t **  ptr, uint32_t *  lbuf, int *  n_datum, int  is_big, int  shift  )

static

Definition at line 105 of file dpx.c.

Referenced by decode_frame().

read12in32()

static uint16_t read12in32 ( const uint8_t **  ptr, uint32_t *  lbuf, int *  n_datum, int  is_big  )

static

Definition at line 120 of file dpx.c.

Referenced by decode_frame().

decode_frame()

static int decode_frame ( AVCodecContext *  avctx, void *  data, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 152 of file dpx.c.

Variable Documentation

ff_dpx_decoder

AVCodec ff_dpx_decoder

Initial value:

= {
    .name           = "dpx",
    .long_name      = NULL_IF_CONFIG_SMALL("DPX (Digital Picture Exchange) image"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_DPX,
    .decode         = decode_frame,
    .capabilities   = AV_CODEC_CAP_DR1,
}

Definition at line 765 of file dpx.c.