gif.c File Reference

#include "avcodec.h"
#include "bytestream.h"
#include "internal.h"
#include "lzw.h"
#include "put_bits.h"

Go to the source code of this file.

Data Structures
struct	GIFContext

Macros
#define	BITSTREAM_WRITER_LE

Functions
static int	gif_image_write_header (AVCodecContext *avctx, uint8_t **bytestream, uint32_t *palette)
static int	gif_image_write_image (AVCodecContext *avctx, uint8_t **bytestream, uint8_t *end, const uint8_t *buf, int linesize)
static av_cold int	gif_encode_init (AVCodecContext *avctx)
static int	gif_encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pict, int *got_packet)
static int	gif_encode_close (AVCodecContext *avctx)

Variables
AVCodec	ff_gif_encoder

Macro Definition Documentation

#define BITSTREAM_WRITER_LE

Definition at line 44 of file gif.c.

Function Documentation

static int gif_image_write_header ( AVCodecContext *  avctx, uint8_t **  bytestream, uint32_t *  palette  )

static

Definition at line 55 of file gif.c.

Referenced by gif_encode_frame().

static int gif_image_write_image ( AVCodecContext *  avctx, uint8_t **  bytestream, uint8_t *  end, const uint8_t *  buf, int  linesize  )

static

Definition at line 93 of file gif.c.

Referenced by gif_encode_frame().

static av_cold int gif_encode_init ( AVCodecContext *  avctx )

static

Definition at line 137 of file gif.c.

static int gif_encode_frame ( AVCodecContext *  avctx, AVPacket *  pkt, const AVFrame *  pict, int *  got_packet  )

static

Definition at line 157 of file gif.c.

static int gif_encode_close ( AVCodecContext *  avctx )

static

Definition at line 183 of file gif.c.

Variable Documentation

AVCodec ff_gif_encoder

Initial value:

= {
    .name           = "gif",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_GIF,
    .priv_data_size = sizeof(GIFContext),
    .init           = gif_encode_init,
    .encode2        = gif_encode_frame,
    .close          = gif_encode_close,
    .pix_fmts       = (const enum AVPixelFormat[]){
        AV_PIX_FMT_RGB8, AV_PIX_FMT_BGR8, AV_PIX_FMT_RGB4_BYTE, AV_PIX_FMT_BGR4_BYTE,
        AV_PIX_FMT_GRAY8, AV_PIX_FMT_PAL8, AV_PIX_FMT_NONE
    },
    .long_name      = NULL_IF_CONFIG_SMALL("GIF (Graphics Interchange Format)"),
}

Definition at line 192 of file gif.c.