VAAPI_Decoding

Functions
static void	destroy_buffers (VADisplay display, VABufferID *buffers, unsigned int n_buffers)
int	ff_vaapi_render_picture (struct vaapi_context *vactx, VASurfaceID surface)
int	ff_vaapi_commit_slices (struct vaapi_context *vactx)
static void *	alloc_buffer (struct vaapi_context *vactx, int type, unsigned int size, uint32_t *buf_id)
void *	ff_vaapi_alloc_pic_param (struct vaapi_context *vactx, unsigned int size)
	Allocate a new picture parameter buffer. More...
void *	ff_vaapi_alloc_iq_matrix (struct vaapi_context *vactx, unsigned int size)
	Allocate a new IQ matrix buffer. More...
uint8_t *	ff_vaapi_alloc_bitplane (struct vaapi_context *vactx, uint32_t size)
	Allocate a new bit-plane buffer. More...
VASliceParameterBufferBase *	ff_vaapi_alloc_slice (struct vaapi_context *vactx, const uint8_t *buffer, uint32_t size)
	Allocate a new slice descriptor for the input slice. More...
void	ff_vaapi_common_end_frame (AVCodecContext *avctx)
	Common AVHWAccel.end_frame() implementation. More...
int	ff_vaapi_mpeg_end_frame (AVCodecContext *avctx)
static VASurfaceID	ff_vaapi_get_surface_id (Picture *pic)
	Extract VASurfaceID from a Picture. More...

Detailed Description

Function Documentation

static void* alloc_buffer ( struct vaapi_context *  vactx, int  type, unsigned int  size, uint32_t *  buf_id  )

static

Definition at line 121 of file vaapi.c.

Referenced by ff_vaapi_alloc_bitplane(), ff_vaapi_alloc_iq_matrix(), and ff_vaapi_alloc_pic_param().

static void destroy_buffers ( VADisplay  display, VABufferID *  buffers, unsigned int  n_buffers  )

static

Definition at line 33 of file vaapi.c.

Referenced by ff_vaapi_common_end_frame().

uint8_t * ff_vaapi_alloc_bitplane	(	struct vaapi_context *	vactx,
		uint32_t	size
	)

Allocate a new bit-plane buffer.

Definition at line 143 of file vaapi.c.

Referenced by ff_vaapi_get_surface_id(), and vaapi_vc1_start_frame().

void * ff_vaapi_alloc_iq_matrix	(	struct vaapi_context *	vactx,
		unsigned int	size
	)

Allocate a new IQ matrix buffer.

Definition at line 138 of file vaapi.c.

Referenced by ff_vaapi_get_surface_id(), vaapi_h264_start_frame(), vaapi_mpeg2_start_frame(), and vaapi_mpeg4_start_frame().

void * ff_vaapi_alloc_pic_param	(	struct vaapi_context *	vactx,
		unsigned int	size
	)

Allocate a new picture parameter buffer.

Definition at line 133 of file vaapi.c.

Referenced by ff_vaapi_get_surface_id(), vaapi_h264_start_frame(), vaapi_mpeg2_start_frame(), vaapi_mpeg4_start_frame(), and vaapi_vc1_start_frame().

VASliceParameterBufferBase * ff_vaapi_alloc_slice	(	struct vaapi_context *	vactx,
		const uint8_t *	buffer,
		uint32_t	size
	)

Allocate a new slice descriptor for the input slice.

Parameters

vactx	the VA API context
buffer	the slice data buffer base
size	the size of the slice in bytes

Returns

the newly allocated slice parameter

Definition at line 148 of file vaapi.c.

Referenced by ff_vaapi_get_surface_id(), vaapi_h264_decode_slice(), vaapi_mpeg2_decode_slice(), vaapi_mpeg4_decode_slice(), and vaapi_vc1_decode_slice().

int ff_vaapi_commit_slices

(

struct vaapi_context *

vactx

)

Definition at line 81 of file vaapi.c.

Referenced by ff_vaapi_alloc_slice(), ff_vaapi_get_surface_id(), ff_vaapi_mpeg_end_frame(), and vaapi_h264_end_frame().

void ff_vaapi_common_end_frame

(

AVCodecContext *

avctx

)

Common AVHWAccel.end_frame() implementation.

Definition at line 179 of file vaapi.c.

Referenced by ff_vaapi_get_surface_id(), ff_vaapi_mpeg_end_frame(), and vaapi_h264_end_frame().

static VASurfaceID ff_vaapi_get_surface_id ( Picture *  pic )

inlinestatic

Extract VASurfaceID from a Picture.

Definition at line 39 of file vaapi_internal.h.

Referenced by dpb_add(), ff_vaapi_mpeg_end_frame(), fill_vaapi_pic(), vaapi_h264_end_frame(), vaapi_mpeg2_start_frame(), vaapi_mpeg4_start_frame(), and vaapi_vc1_start_frame().

int ff_vaapi_mpeg_end_frame

(

AVCodecContext *

avctx

)

Definition at line 197 of file vaapi.c.

Referenced by ff_vaapi_get_surface_id(), vaapi_mpeg4_decode_slice(), and vaapi_vc1_decode_slice().

int ff_vaapi_render_picture	(	struct vaapi_context *	vactx,
		VASurfaceID	surface
	)

Definition at line 44 of file vaapi.c.

Referenced by ff_vaapi_get_surface_id(), ff_vaapi_mpeg_end_frame(), and vaapi_h264_end_frame().