libavcodec/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

Defines

#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


Define Documentation

#define BITSTREAM_WRITER_LE

Definition at line 51 of file gif.c.


Function Documentation

static int gif_encode_close ( AVCodecContext avctx  )  [static]

Definition at line 190 of file gif.c.

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

Definition at line 164 of file gif.c.

static av_cold int gif_encode_init ( AVCodecContext avctx  )  [static]

Definition at line 144 of file gif.c.

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

Definition at line 62 of file gif.c.

Referenced by gif_encode_frame(), and gif_write_header().

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

Definition at line 100 of file gif.c.

Referenced by gif_encode_frame(), and gif_write_video().


Variable Documentation

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 PixelFormat[]){
        PIX_FMT_RGB8, PIX_FMT_BGR8, PIX_FMT_RGB4_BYTE, PIX_FMT_BGR4_BYTE,
        PIX_FMT_GRAY8, PIX_FMT_PAL8, PIX_FMT_NONE
    },
    .long_name      = NULL_IF_CONFIG_SMALL("GIF (Graphics Interchange Format)"),
}

Definition at line 199 of file gif.c.


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