rv30.c File Reference

RV30 decoder. More...

#include "avcodec.h"
#include "mpegutils.h"
#include "mpegvideo.h"
#include "golomb.h"
#include "rv34.h"
#include "rv30data.h"

Go to the source code of this file.

Functions
static int	rv30_parse_slice_header (RV34DecContext *r, GetBitContext *gb, SliceInfo *si)
static int	rv30_decode_intra_types (RV34DecContext *r, GetBitContext *gb, int8_t *dst)
	Decode 4x4 intra types array.
static int	rv30_decode_mb_info (RV34DecContext *r)
	Decode macroblock information.
static void	rv30_weak_loop_filter (uint8_t *src, const int step, const int stride, const int lim)
static void	rv30_loop_filter (RV34DecContext *r, int row)
static av_cold int	rv30_decode_init (AVCodecContext *avctx)
	Initialize decoder.

Variables
AVCodec	ff_rv30_decoder

Detailed Description

RV30 decoder.

Definition in file rv30.c.

Function Documentation

static int rv30_parse_slice_header ( RV34DecContext *  r, GetBitContext *  gb, SliceInfo *  si  )

static

Definition at line 36 of file rv30.c.

Referenced by rv30_decode_init().

static int rv30_decode_intra_types ( RV34DecContext *  r, GetBitContext *  gb, int8_t *  dst  )

static

Decode 4x4 intra types array.

Definition at line 83 of file rv30.c.

Referenced by rv30_decode_init().

static int rv30_decode_mb_info ( RV34DecContext *  r )

static

Decode macroblock information.

Definition at line 111 of file rv30.c.

Referenced by rv30_decode_init().

static void rv30_weak_loop_filter ( uint8_t *  src, const int  step, const int  stride, const int  lim  )

inlinestatic

Definition at line 133 of file rv30.c.

Referenced by rv30_loop_filter().

static void rv30_loop_filter ( RV34DecContext *  r, int  row  )

static

Definition at line 148 of file rv30.c.

Referenced by rv30_decode_init().

static av_cold int rv30_decode_init ( AVCodecContext *  avctx )

static

Initialize decoder.

Definition at line 257 of file rv30.c.

Variable Documentation

AVCodec ff_rv30_decoder

Initial value:

= {
    .name                  = "rv30",
    .long_name             = NULL_IF_CONFIG_SMALL("RealVideo 3.0"),
    .type                  = AVMEDIA_TYPE_VIDEO,
    .id                    = AV_CODEC_ID_RV30,
    .priv_data_size        = sizeof(RV34DecContext),
    .init                  = rv30_decode_init,
    .close                 = ff_rv34_decode_end,
    .decode                = ff_rv34_decode_frame,
    .capabilities          = CODEC_CAP_DR1 | CODEC_CAP_DELAY |
                             CODEC_CAP_FRAME_THREADS,
    .flush                 = ff_mpeg_flush,
    .pix_fmts              = (const enum AVPixelFormat[]) {
        AV_PIX_FMT_YUV420P,
        AV_PIX_FMT_NONE
    },
    .init_thread_copy      = ONLY_IF_THREADS_ENABLED(ff_rv34_decode_init_thread_copy),
    .update_thread_context = ONLY_IF_THREADS_ENABLED(ff_rv34_decode_update_thread_context),
}

Definition at line 285 of file rv30.c.