FFmpeg
Data Structures | Functions | Variables
lscrdec.c File Reference
#include <stdint.h>
#include <zlib.h>
#include "libavutil/frame.h"
#include "libavutil/error.h"
#include "libavutil/log.h"
#include "avcodec.h"
#include "bytestream.h"
#include "codec.h"
#include "codec_internal.h"
#include "internal.h"
#include "packet.h"
#include "png.h"
#include "pngdsp.h"
#include "zlib_wrapper.h"

Go to the source code of this file.

Data Structures

struct  LSCRContext
 

Functions

static void handle_row (LSCRContext *s)
 
static int decode_idat (LSCRContext *s, z_stream *zstream, int length)
 
static int decode_frame_lscr (AVCodecContext *avctx, AVFrame *rframe, int *got_frame, AVPacket *avpkt)
 
static int lscr_decode_close (AVCodecContext *avctx)
 
static int lscr_decode_init (AVCodecContext *avctx)
 
static void lscr_decode_flush (AVCodecContext *avctx)
 

Variables

const FFCodec ff_lscr_decoder
 

Function Documentation

◆ handle_row()

static void handle_row ( LSCRContext s)
static

Definition at line 60 of file lscrdec.c.

Referenced by decode_idat().

◆ decode_idat()

static int decode_idat ( LSCRContext s,
z_stream *  zstream,
int  length 
)
static

Definition at line 76 of file lscrdec.c.

Referenced by decode_frame_lscr().

◆ decode_frame_lscr()

static int decode_frame_lscr ( AVCodecContext avctx,
AVFrame rframe,
int got_frame,
AVPacket avpkt 
)
static

Definition at line 110 of file lscrdec.c.

◆ lscr_decode_close()

static int lscr_decode_close ( AVCodecContext avctx)
static

Definition at line 212 of file lscrdec.c.

◆ lscr_decode_init()

static int lscr_decode_init ( AVCodecContext avctx)
static

Definition at line 224 of file lscrdec.c.

◆ lscr_decode_flush()

static void lscr_decode_flush ( AVCodecContext avctx)
static

Definition at line 241 of file lscrdec.c.

Variable Documentation

◆ ff_lscr_decoder

const FFCodec ff_lscr_decoder
Initial value:
= {
.p.name = "lscr",
.p.long_name = NULL_IF_CONFIG_SMALL("LEAD Screen Capture"),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.capabilities = AV_CODEC_CAP_DR1,
.priv_data_size = sizeof(LSCRContext),
.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
}

Definition at line 247 of file lscrdec.c.

FF_CODEC_CAP_INIT_CLEANUP
#define FF_CODEC_CAP_INIT_CLEANUP
The codec allows calling the close function for deallocation even if the init function returned a fai...
Definition: codec_internal.h:41
lscr_decode_close
static int lscr_decode_close(AVCodecContext *avctx)
Definition: lscrdec.c:212
init
static int init
Definition: av_tx.c:47
FF_CODEC_DECODE_CB
#define FF_CODEC_DECODE_CB(func)
Definition: codec_internal.h:260
LSCRContext
Definition: lscrdec.c:38
AV_CODEC_ID_LSCR
@ AV_CODEC_ID_LSCR
Definition: codec_id.h:294
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition: codec.h:52
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:117
decode_frame_lscr
static int decode_frame_lscr(AVCodecContext *avctx, AVFrame *rframe, int *got_frame, AVPacket *avpkt)
Definition: lscrdec.c:110
lscr_decode_flush
static void lscr_decode_flush(AVCodecContext *avctx)
Definition: lscrdec.c:241
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
lscr_decode_init
static int lscr_decode_init(AVCodecContext *avctx)
Definition: lscrdec.c:224