FFmpeg
Functions | Variables
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 "avcodec.h"
#include "codec_internal.h"
#include "decode.h"
#include "dpx.h"

Go to the source code of this file.

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, AVFrame *p, int *got_frame, AVPacket *avpkt)
 

Variables

const FFCodec ff_dpx_decoder
 

Function Documentation

◆ read16()

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

Definition at line 32 of file dpx.c.

Referenced by decode_frame().

◆ read32()

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

Definition at line 44 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 56 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 74 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 89 of file dpx.c.

Referenced by decode_frame().

◆ decode_frame()

static int decode_frame ( AVCodecContext avctx,
AVFrame p,
int *  got_frame,
AVPacket avpkt 
)
static

Definition at line 121 of file dpx.c.

Variable Documentation

◆ ff_dpx_decoder

const FFCodec ff_dpx_decoder
Initial value:
= {
.p.name = "dpx",
CODEC_LONG_NAME("DPX (Digital Picture Exchange) image"),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_DPX,
.p.capabilities = AV_CODEC_CAP_DR1,
}

Definition at line 736 of file dpx.c.

AV_CODEC_ID_DPX
@ AV_CODEC_ID_DPX
Definition: codec_id.h:180
decode_frame
static int decode_frame(AVCodecContext *avctx, AVFrame *p, int *got_frame, AVPacket *avpkt)
Definition: dpx.c:121
FF_CODEC_DECODE_CB
#define FF_CODEC_DECODE_CB(func)
Definition: codec_internal.h:341
CODEC_LONG_NAME
#define CODEC_LONG_NAME(str)
Definition: codec_internal.h:326
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition: codec.h:52
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:200