VAAPI_Decoding

Data Structures
struct	FFVAContext

Functions
static void	destroy_buffers (VADisplay display, VABufferID *buffers, unsigned int n_buffers)
int	ff_vaapi_context_init (AVCodecContext *avctx)
	Common AVHWAccel.init() implementation. More...
int	ff_vaapi_context_fini (AVCodecContext *avctx)
	Common AVHWAccel.uninit() implementation. More...
int	ff_vaapi_render_picture (FFVAContext *vactx, VASurfaceID surface)
int	ff_vaapi_commit_slices (FFVAContext *vactx)
static void *	alloc_buffer (FFVAContext *vactx, int type, unsigned int size, uint32_t *buf_id)
void *	ff_vaapi_alloc_pic_param (FFVAContext *vactx, unsigned int size)
	Allocate a new picture parameter buffer. More...
void *	ff_vaapi_alloc_iq_matrix (FFVAContext *vactx, unsigned int size)
	Allocate a new IQ matrix buffer. More...
uint8_t *	ff_vaapi_alloc_bitplane (FFVAContext *vactx, uint32_t size)
	Allocate a new bit-plane buffer. More...
VASliceParameterBufferBase *	ff_vaapi_alloc_slice (FFVAContext *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...
static FFVAContext *	ff_vaapi_get_context (AVCodecContext *avctx)
	Extract vaapi_context from an AVCodecContext. More...
static VASurfaceID	ff_vaapi_get_surface_id (AVFrame *pic)
	Extract VASurfaceID from an AVFrame. More...
int	ff_vaapi_mpeg_end_frame (AVCodecContext *avctx)

Detailed Description

Function Documentation

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().

int ff_vaapi_context_init

(

AVCodecContext *

avctx

)

Common AVHWAccel.init() implementation.

Definition at line 44 of file vaapi.c.

int ff_vaapi_context_fini

(

AVCodecContext *

avctx

)

Common AVHWAccel.uninit() implementation.

Definition at line 65 of file vaapi.c.

int ff_vaapi_render_picture	(	FFVAContext *	vactx,
		VASurfaceID	surface
	)

Definition at line 70 of file vaapi.c.

Referenced by vaapi_h264_end_frame(), and vaapi_hevc_end_frame().

int ff_vaapi_commit_slices

(

FFVAContext *

vactx

)

Definition at line 110 of file vaapi.c.

Referenced by ff_vaapi_alloc_slice(), vaapi_h264_end_frame(), and vaapi_hevc_end_frame().

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

static

Definition at line 150 of file vaapi.c.

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

void * ff_vaapi_alloc_pic_param	(	FFVAContext *	vactx,
		unsigned int	size
	)

Allocate a new picture parameter buffer.

Definition at line 162 of file vaapi.c.

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

void * ff_vaapi_alloc_iq_matrix	(	FFVAContext *	vactx,
		unsigned int	size
	)

Allocate a new IQ matrix buffer.

Definition at line 167 of file vaapi.c.

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

uint8_t * ff_vaapi_alloc_bitplane	(	FFVAContext *	vactx,
		uint32_t	size
	)

Allocate a new bit-plane buffer.

Definition at line 172 of file vaapi.c.

Referenced by vaapi_vc1_start_frame().

VASliceParameterBufferBase * ff_vaapi_alloc_slice	(	FFVAContext *	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 177 of file vaapi.c.

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

void ff_vaapi_common_end_frame

(

AVCodecContext *

avctx

)

Common AVHWAccel.end_frame() implementation.

Definition at line 208 of file vaapi.c.

Referenced by vaapi_h264_end_frame(), and vaapi_hevc_end_frame().

static FFVAContext* ff_vaapi_get_context ( AVCodecContext *  avctx )

inlinestatic

Extract vaapi_context from an AVCodecContext.

Definition at line 57 of file vaapi_internal.h.

Referenced by ff_vaapi_common_end_frame(), ff_vaapi_context_init(), vaapi_h264_decode_slice(), vaapi_h264_end_frame(), vaapi_h264_start_frame(), vaapi_hevc_decode_slice(), vaapi_hevc_end_frame(), vaapi_hevc_start_frame(), vaapi_mpeg2_decode_slice(), vaapi_mpeg2_start_frame(), vaapi_mpeg4_decode_slice(), vaapi_mpeg4_start_frame(), vaapi_vc1_decode_slice(), and vaapi_vc1_start_frame().

static VASurfaceID ff_vaapi_get_surface_id ( AVFrame *  pic )

inlinestatic

Extract VASurfaceID from an AVFrame.

Definition at line 63 of file vaapi_internal.h.

Referenced by dpb_add(), fill_vaapi_pic(), find_frame_rps_type(), get_ref_pic_index(), vaapi_h264_end_frame(), vaapi_hevc_end_frame(), vaapi_mpeg2_start_frame(), vaapi_mpeg4_start_frame(), and vaapi_vc1_start_frame().

int ff_vaapi_mpeg_end_frame

(

AVCodecContext *

avctx

)