libavcodec/vaapi_vc1.c File Reference

#include "vaapi_internal.h"
#include "vc1.h"
#include "vc1data.h"

Go to the source code of this file.

Functions
static int	get_VAMvModeVC1 (enum MVModes mv_mode)
	Translate FFmpeg MV modes to VA API.
static int	vc1_has_MVTYPEMB_bitplane (VC1Context *v)
	Check whether the MVTYPEMB bitplane is present.
static int	vc1_has_SKIPMB_bitplane (VC1Context *v)
	Check whether the SKIPMB bitplane is present.
static int	vc1_has_DIRECTMB_bitplane (VC1Context *v)
	Check whether the DIRECTMB bitplane is present.
static int	vc1_has_ACPRED_bitplane (VC1Context *v)
	Check whether the ACPRED bitplane is present.
static int	vc1_has_OVERFLAGS_bitplane (VC1Context *v)
	Check whether the OVERFLAGS bitplane is present.
static int	vc1_get_PTYPE (VC1Context *v)
	Reconstruct bitstream PTYPE (7.1.1.4, index into Table-35).
static VAMvModeVC1	vc1_get_MVMODE (VC1Context *v)
	Reconstruct bitstream MVMODE (7.1.1.32).
static VAMvModeVC1	vc1_get_MVMODE2 (VC1Context *v)
	Reconstruct bitstream MVMODE2 (7.1.1.33).
static int	vc1_get_TTFRM (VC1Context *v)
	Reconstruct bitstream TTFRM (7.1.1.41, Table-53).
static void	vc1_pack_bitplanes (uint8_t *bitplane, int n, const uint8_t *ff_bp[3], int x, int y, int stride)
	Pack FFmpeg bitplanes into a VABitPlaneBuffer element.
static int	vaapi_vc1_start_frame (AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
static int	vaapi_vc1_end_frame (AVCodecContext *avctx)
static int	vaapi_vc1_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
Variables
AVHWAccel	ff_vc1_vaapi_hwaccel

---

Function Documentation

static int get_VAMvModeVC1

(

enum MVModes

mv_mode

)

[static]

Translate FFmpeg MV modes to VA API.

Definition at line 28 of file vaapi_vc1.c.

Referenced by vc1_get_MVMODE(), and vc1_get_MVMODE2().

static int vaapi_vc1_decode_slice	(	AVCodecContext *	avctx,
		const uint8_t *	buffer,
		uint32_t	size
	)			[static]

Definition at line 320 of file vaapi_vc1.c.

static int vaapi_vc1_end_frame

(

AVCodecContext *

avctx

)

[static]

Definition at line 313 of file vaapi_vc1.c.

static int vaapi_vc1_start_frame	(	AVCodecContext *	avctx,
		av_unused const uint8_t *	buffer,
		av_unused uint32_t	size
	)			[static]

Definition at line 146 of file vaapi_vc1.c.

static VAMvModeVC1 vc1_get_MVMODE

(

VC1Context *

v

)

[inline, static]

Reconstruct bitstream MVMODE (7.1.1.32).

Definition at line 103 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static VAMvModeVC1 vc1_get_MVMODE2

(

VC1Context *

v

)

[inline, static]

Reconstruct bitstream MVMODE2 (7.1.1.33).

Definition at line 112 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static int vc1_get_PTYPE

(

VC1Context *

v

)

[static]

Reconstruct bitstream PTYPE (7.1.1.4, index into Table-35).

Definition at line 91 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static int vc1_get_TTFRM

(

VC1Context *

v

)

[inline, static]

Reconstruct bitstream TTFRM (7.1.1.41, Table-53).

Definition at line 120 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static int vc1_has_ACPRED_bitplane

(

VC1Context *

v

)

[inline, static]

Check whether the ACPRED bitplane is present.

Definition at line 69 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static int vc1_has_DIRECTMB_bitplane

(

VC1Context *

v

)

[inline, static]

Check whether the DIRECTMB bitplane is present.

Definition at line 61 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static int vc1_has_MVTYPEMB_bitplane

(

VC1Context *

v

)

[inline, static]

Check whether the MVTYPEMB bitplane is present.

Definition at line 41 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static int vc1_has_OVERFLAGS_bitplane

(

VC1Context *

v

)

[inline, static]

Check whether the OVERFLAGS bitplane is present.

Definition at line 79 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static int vc1_has_SKIPMB_bitplane

(

VC1Context *

v

)

[inline, static]

Check whether the SKIPMB bitplane is present.

Definition at line 52 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

static void vc1_pack_bitplanes	(	uint8_t *	bitplane,
		int	n,
		const uint8_t *	ff_bp[3],
		int	x,
		int	y,
		int	stride
	)			[inline, static]

Pack FFmpeg bitplanes into a VABitPlaneBuffer element.

Definition at line 132 of file vaapi_vc1.c.

Referenced by vaapi_vc1_start_frame().

---

Variable Documentation

AVHWAccel ff_vc1_vaapi_hwaccel

Initial value:

 {
    .name           = "vc1_vaapi",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = CODEC_ID_VC1,
    .pix_fmt        = PIX_FMT_VAAPI_VLD,
    .capabilities   = 0,
    .start_frame    = vaapi_vc1_start_frame,
    .end_frame      = vaapi_vc1_end_frame,
    .decode_slice   = vaapi_vc1_decode_slice,
    .priv_data_size = 0,
}

Definition at line 357 of file vaapi_vc1.c.