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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.


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. More...
static int rv30_decode_mb_info (RV34DecContext *r)
 Decode macroblock information. More...
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. More...


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 

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 

Decode 4x4 intra types array.

Definition at line 86 of file rv30.c.

Referenced by rv30_decode_init().

static int rv30_decode_mb_info ( RV34DecContext r)

Decode macroblock information.

Definition at line 114 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 

Definition at line 136 of file rv30.c.

Referenced by rv30_loop_filter().

static void rv30_loop_filter ( RV34DecContext r,
int  row 

Definition at line 151 of file rv30.c.

Referenced by rv30_decode_init().

static av_cold int rv30_decode_init ( AVCodecContext avctx)

Initialize decoder.

Definition at line 260 of file rv30.c.

Variable Documentation

AVCodec ff_rv30_decoder
Initial value:
= {
.name = "rv30",
.long_name = NULL_IF_CONFIG_SMALL("RealVideo 3.0"),
.priv_data_size = sizeof(RV34DecContext),
.pix_fmts = (const enum AVPixelFormat[]) {
static void flush(AVCodecContext *avctx)
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
static av_cold int rv30_decode_init(AVCodecContext *avctx)
Initialize decoder.
Definition: rv30.c:260
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition: avcodec.h:981
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:176
Codec supports frame-level multithreading.
Definition: avcodec.h:1019
void ff_mpeg_flush(AVCodecContext *avctx)
Definition: mpegvideo.c:2771
Define a function with only the non-default version specified.
Definition: internal.h:215
int ff_rv34_decode_init_thread_copy(AVCodecContext *avctx)
Definition: rv34.c:1528
int ff_rv34_decode_frame(AVCodecContext *avctx, void *data, int *got_picture_ptr, AVPacket *avpkt)
Definition: rv34.c:1634
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:262
av_cold int ff_rv34_decode_end(AVCodecContext *avctx)
Definition: rv34.c:1844
static int decode(AVCodecContext *avctx, void *data, int *got_sub, AVPacket *avpkt)
Definition: ccaption_dec.c:722
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:62
int ff_rv34_decode_update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
Definition: rv34.c:1556
decoder context
Definition: rv34.h:84
Pixel format.
Definition: pixfmt.h:60
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
Definition: avcodec.h:956

Definition at line 291 of file rv30.c.