hdrenc.c File Reference

#include "libavutil/imgutils.h"
#include "avcodec.h"
#include "bytestream.h"
#include "codec_internal.h"
#include "encode.h"

Go to the source code of this file.

Data Structures
struct	HDREncContext

Macros
#define	MIN_RLE   4

Functions
static av_cold int	hdr_encode_init (AVCodecContext *avctx)
static av_cold int	hdr_encode_close (AVCodecContext *avctx)
static void	bytestream_put_str (uint8_t **buf, const char *const line)
static void	float2rgbe (uint8_t *rgbe, float red, float green, float blue)
static void	rle (uint8_t **buffer, const uint8_t *data, int width)
static int	hdr_encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)

Variables
const FFCodec	ff_hdr_encoder

Macro Definition Documentation

MIN_RLE

#define MIN_RLE   4

Function Documentation

hdr_encode_init()

static av_cold int hdr_encode_init ( AVCodecContext *  avctx )

static

Definition at line 31 of file hdrenc.c.

hdr_encode_close()

static av_cold int hdr_encode_close ( AVCodecContext *  avctx )

static

Definition at line 42 of file hdrenc.c.

bytestream_put_str()

static void bytestream_put_str ( uint8_t **  buf, const char *const  line  )

static

Definition at line 51 of file hdrenc.c.

Referenced by hdr_encode_frame().

float2rgbe()

static void float2rgbe ( uint8_t *  rgbe, float  red, float  green, float  blue  )

static

Definition at line 56 of file hdrenc.c.

Referenced by hdr_encode_frame().

rle()

static void rle ( uint8_t **  buffer, const uint8_t *  data, int  width  )

static

Definition at line 75 of file hdrenc.c.

Referenced by hdr_encode_frame().

hdr_encode_frame()

static int hdr_encode_frame ( AVCodecContext *  avctx, AVPacket *  pkt, const AVFrame *  frame, int *  got_packet  )

static

Definition at line 119 of file hdrenc.c.

Variable Documentation

ff_hdr_encoder

const FFCodec ff_hdr_encoder

Initial value:

= {
    .p.name         = "hdr",
    CODEC_LONG_NAME("HDR (Radiance RGBE format) image"),
    .priv_data_size = sizeof(HDREncContext),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_RADIANCE_HDR,
    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS |
                      AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
    .init           = hdr_encode_init,
    FF_CODEC_ENCODE_CB(hdr_encode_frame),
    .close          = hdr_encode_close,
    .p.pix_fmts     = (const enum AVPixelFormat[]){
        AV_PIX_FMT_GBRPF32,
        AV_PIX_FMT_NONE
    },
    .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
}

Definition at line 174 of file hdrenc.c.