truemotion2rt.c File Reference

#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "decode.h"
#include "get_bits.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, AVFrame *p, 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 FFCodec	ff_truemotion2rt_decoder

Macro Definition Documentation

BITSTREAM_READER_LE

#define BITSTREAM_READER_LE

Definition at line 24 of file truemotion2rt.c.

Function Documentation

truemotion2rt_decode_header()

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

static

Definition at line 54 of file truemotion2rt.c.

Referenced by truemotion2rt_decode_frame().

truemotion2rt_decode_frame()

static int truemotion2rt_decode_frame ( AVCodecContext * avctx, AVFrame * p, int * got_frame, AVPacket * avpkt )

static

Definition at line 100 of file truemotion2rt.c.

truemotion2rt_decode_init()

static av_cold int truemotion2rt_decode_init ( AVCodecContext * avctx )

static

Definition at line 209 of file truemotion2rt.c.

Variable Documentation

delta_tab2

const int16_t delta_tab2[]

static

Initial value:

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

Definition at line 36 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 40 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 44 of file truemotion2rt.c.

delta_tabs

const int16_t* const delta_tabs[]

static

Initial value:

= {
    delta_tab2, delta_tab3, delta_tab4,
}

Definition at line 48 of file truemotion2rt.c.

Referenced by truemotion2rt_decode_frame().

ff_truemotion2rt_decoder

const FFCodec ff_truemotion2rt_decoder

Initial value:

= {
    .p.name         = "truemotion2rt",
    CODEC_LONG_NAME("Duck TrueMotion 2.0 Real Time"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_TRUEMOTION2RT,
    .priv_data_size = sizeof(TrueMotion2RTContext),
    .init           = truemotion2rt_decode_init,
    FF_CODEC_DECODE_CB(truemotion2rt_decode_frame),
    .p.capabilities = AV_CODEC_CAP_DR1,
}

Definition at line 215 of file truemotion2rt.c.