libavcodec/flashsv.c File Reference

Flash Screen Video decoder. More...

#include <stdio.h>
#include <stdlib.h>
#include <zlib.h>
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "bytestream.h"
#include "get_bits.h"

Go to the source code of this file.

Data Structures

struct  BlockInfo
struct  FlashSVContext

Functions

static int decode_hybrid (const uint8_t *sptr, uint8_t *dptr, int dx, int dy, int h, int w, int stride, const uint32_t *pal)
static av_cold int flashsv_decode_init (AVCodecContext *avctx)
static void flashsv2_prime (FlashSVContext *s, uint8_t *src, int size, int unp_size)
static int flashsv_decode_block (AVCodecContext *avctx, AVPacket *avpkt, GetBitContext *gb, int block_size, int width, int height, int x_pos, int y_pos, int blk_idx)
static int calc_deflate_block_size (int tmpblock_size)
static int flashsv_decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
static av_cold int flashsv_decode_end (AVCodecContext *avctx)


Detailed Description

Flash Screen Video decoder.

Author:
Alex Beregszaszi

Benjamin Larsson

Daniel Verkamp

Konstantin Shishkov

A description of the bitstream format for Flash Screen Video version 1/2 is part of the SWF File Format Specification (version 10), which can be downloaded from http://www.adobe.com/devnet/swf.html.

Definition in file flashsv.c.


Function Documentation

static int calc_deflate_block_size ( int  tmpblock_size  )  [static]

Definition at line 214 of file flashsv.c.

Referenced by flashsv_decode_frame().

static int decode_hybrid ( const uint8_t sptr,
uint8_t dptr,
int  dx,
int  dy,
int  h,
int  w,
int  stride,
const uint32_t *  pal 
) [static]

Definition at line 73 of file flashsv.c.

Referenced by flashsv_decode_block().

static void flashsv2_prime ( FlashSVContext s,
uint8_t src,
int  size,
int  unp_size 
) [static]

Definition at line 125 of file flashsv.c.

Referenced by flashsv_decode_block().

static int flashsv_decode_block ( AVCodecContext avctx,
AVPacket avpkt,
GetBitContext gb,
int  block_size,
int  width,
int  height,
int  x_pos,
int  y_pos,
int  blk_idx 
) [static]

Definition at line 157 of file flashsv.c.

Referenced by flashsv_decode_frame().

static av_cold int flashsv_decode_end ( AVCodecContext avctx  )  [static]

Definition at line 440 of file flashsv.c.

static int flashsv_decode_frame ( AVCodecContext avctx,
void *  data,
int *  data_size,
AVPacket avpkt 
) [static]

Definition at line 230 of file flashsv.c.

static av_cold int flashsv_decode_init ( AVCodecContext avctx  )  [static]

Definition at line 103 of file flashsv.c.


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