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"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	BlockInfo
struct	FlashSVContext

Functions
static int	decode_hybrid (const uint8_t *sptr, const uint8_t *sptr_end, uint8_t *dptr, int dx, int dy, int h, int w, int stride, const uint32_t *pal)
static av_cold int	flashsv_decode_end (AVCodecContext *avctx)
static av_cold int	flashsv_decode_init (AVCodecContext *avctx)
static int	flashsv2_prime (FlashSVContext *s, uint8_t *src, int 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 *got_frame, AVPacket *avpkt)

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

decode_hybrid()

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

static

Definition at line 72 of file flashsv.c.

Referenced by flashsv_decode_block().

flashsv_decode_end()

static av_cold int flashsv_decode_end ( AVCodecContext *  avctx )

static

Definition at line 104 of file flashsv.c.

Referenced by flashsv_decode_frame(), and flashsv_decode_init().

flashsv_decode_init()

static av_cold int flashsv_decode_init ( AVCodecContext *  avctx )

static

Definition at line 117 of file flashsv.c.

Referenced by flashsv_decode_frame().

flashsv2_prime()

static int flashsv2_prime ( FlashSVContext *  s, uint8_t *  src, int  size  )

static

Definition at line 142 of file flashsv.c.

Referenced by flashsv_decode_block().

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 183 of file flashsv.c.

Referenced by flashsv_decode_frame().

calc_deflate_block_size()

static int calc_deflate_block_size ( int  tmpblock_size )

static

Definition at line 251 of file flashsv.c.

Referenced by flashsv_decode_frame().

flashsv_decode_frame()

static int flashsv_decode_frame ( AVCodecContext *  avctx, void *  data, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 267 of file flashsv.c.