magicyuv.c File Reference

#include <stdlib.h>
#include <string.h>
#include "libavutil/pixdesc.h"
#include "avcodec.h"
#include "bytestream.h"
#include "get_bits.h"
#include "huffyuvdsp.h"
#include "internal.h"
#include "lossless_videodsp.h"
#include "thread.h"

Go to the source code of this file.

Data Structures
struct	Slice
struct	HuffEntry
struct	MagicYUVContext

Macros
#define	CACHED_BITSTREAM_READER   !ARCH_X86_32

Enumerations
enum	Prediction {   LEFT = 1, GRADIENT, MEDIAN, LEFT = 1,   GRADIENT, MEDIAN }

Functions
static int	huff_build (const uint8_t len[], uint16_t codes_pos[33], VLC *vlc, int nb_elems, void *logctx)
static void	magicyuv_median_pred16 (uint16_t *dst, const uint16_t *src1, const uint16_t *diff, intptr_t w, int *left, int *left_top, int max)
static int	magy_decode_slice10 (AVCodecContext *avctx, void *tdata, int j, int threadnr)
static int	magy_decode_slice (AVCodecContext *avctx, void *tdata, int j, int threadnr)
static int	build_huffman (AVCodecContext *avctx, const uint8_t *table, int table_size, int max)
static int	magy_decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
static av_cold int	magy_decode_init (AVCodecContext *avctx)
static av_cold int	magy_decode_end (AVCodecContext *avctx)

Variables
const AVCodec	ff_magicyuv_decoder

Macro Definition Documentation

CACHED_BITSTREAM_READER

#define CACHED_BITSTREAM_READER   !ARCH_X86_32

Definition at line 25 of file magicyuv.c.

Enumeration Type Documentation

Prediction

enum Prediction

Enumerator
LEFT
GRADIENT
MEDIAN
LEFT
GRADIENT
MEDIAN

Definition at line 42 of file magicyuv.c.

Function Documentation

huff_build()

static int huff_build ( const uint8_t  len[], uint16_t  codes_pos[33], VLC *  vlc, int  nb_elems, void *  logctx  )

static

Definition at line 75 of file magicyuv.c.

Referenced by build_huffman().

magicyuv_median_pred16()

static void magicyuv_median_pred16 ( uint16_t *  dst, const uint16_t *  src1, const uint16_t *  diff, intptr_t  w, int *  left, int *  left_top, int  max  )

static

Definition at line 93 of file magicyuv.c.

Referenced by magy_decode_slice10().

magy_decode_slice10()

static int magy_decode_slice10 ( AVCodecContext *  avctx, void *  tdata, int  j, int  threadnr  )

static

Definition at line 114 of file magicyuv.c.

Referenced by magy_decode_frame().

magy_decode_slice()

static int magy_decode_slice ( AVCodecContext *  avctx, void *  tdata, int  j, int  threadnr  )

static

Definition at line 246 of file magicyuv.c.

Referenced by magy_decode_frame().

build_huffman()

static int build_huffman ( AVCodecContext *  avctx, const uint8_t *  table, int  table_size, int  max  )

static

Definition at line 377 of file magicyuv.c.

Referenced by magy_decode_frame().

magy_decode_frame()

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

static

Definition at line 430 of file magicyuv.c.

magy_decode_init()

static av_cold int magy_decode_init ( AVCodecContext *  avctx )

static

Definition at line 676 of file magicyuv.c.

magy_decode_end()

static av_cold int magy_decode_end ( AVCodecContext *  avctx )

static

Definition at line 683 of file magicyuv.c.

Variable Documentation

ff_magicyuv_decoder

const AVCodec ff_magicyuv_decoder

Initial value:

= {
    .name             = "magicyuv",
    .long_name        = NULL_IF_CONFIG_SMALL("MagicYUV video"),
    .type             = AVMEDIA_TYPE_VIDEO,
    .id               = AV_CODEC_ID_MAGICYUV,
    .priv_data_size   = sizeof(MagicYUVContext),
    .init             = magy_decode_init,
    .close            = magy_decode_end,
    .decode           = magy_decode_frame,
    .capabilities     = AV_CODEC_CAP_DR1 |
                        AV_CODEC_CAP_FRAME_THREADS |
                        AV_CODEC_CAP_SLICE_THREADS,
    .caps_internal    = FF_CODEC_CAP_INIT_THREADSAFE,
}

Definition at line 697 of file magicyuv.c.