truemotion2rt.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "get_bits.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	TrueMotion2RTContext

Macros
#define	BITSTREAM_READER_LE

Functions
static int	truemotion2rt_decode_header (AVCodecContext *avctx, const AVPacket *avpkt)
static int	truemotion2rt_decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
static av_cold int	truemotion2rt_decode_init (AVCodecContext *avctx)

Variables
static const int16_t	delta_tab2 []
static const int16_t	delta_tab3 []
static const int16_t	delta_tab4 []
static const int16_t *const	delta_tabs []
const AVCodec	ff_truemotion2rt_decoder

Macro Definition Documentation

BITSTREAM_READER_LE

#define BITSTREAM_READER_LE

Definition at line 29 of file truemotion2rt.c.

Function Documentation

truemotion2rt_decode_header()

static int truemotion2rt_decode_header ( AVCodecContext *  avctx, const AVPacket *  avpkt  )

static

Definition at line 58 of file truemotion2rt.c.

Referenced by truemotion2rt_decode_frame().

truemotion2rt_decode_frame()

static int truemotion2rt_decode_frame ( AVCodecContext *  avctx, void *  data, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 104 of file truemotion2rt.c.

truemotion2rt_decode_init()

static av_cold int truemotion2rt_decode_init ( AVCodecContext *  avctx )

static

Definition at line 216 of file truemotion2rt.c.

Variable Documentation

delta_tab2

const int16_t delta_tab2[]

static

Initial value:

= {
    5, -7, 36, -36,
}

Definition at line 40 of file truemotion2rt.c.

delta_tab3

const int16_t delta_tab3[]

static

Initial value:

= {
    2, -3, 8, -8, 18, -18, 36, -36,
}

Definition at line 44 of file truemotion2rt.c.

delta_tab4

const int16_t delta_tab4[]

static

Initial value:

= {
    1, -1, 2, -3, 8, -8, 18, -18, 36, -36, 54, -54, 96, -96, 144, -144,
}

Definition at line 48 of file truemotion2rt.c.

delta_tabs

const int16_t* const delta_tabs[]

static

Initial value:

= {
    delta_tab2, delta_tab3, delta_tab4,
}

Definition at line 52 of file truemotion2rt.c.

Referenced by truemotion2rt_decode_frame().

ff_truemotion2rt_decoder

const AVCodec ff_truemotion2rt_decoder

Initial value:

= {
    .name           = "truemotion2rt",
    .long_name      = NULL_IF_CONFIG_SMALL("Duck TrueMotion 2.0 Real Time"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_TRUEMOTION2RT,
    .priv_data_size = sizeof(TrueMotion2RTContext),
    .init           = truemotion2rt_decode_init,
    .decode         = truemotion2rt_decode_frame,
    .capabilities   = AV_CODEC_CAP_DR1,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE,
}

Definition at line 222 of file truemotion2rt.c.