FFmpeg: VAAPI_Decoding

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Data Structures | Functions

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 34 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 45 of file vaapi.c.

int ff_vaapi_context_fini ( AVCodecContext * avctx )

Common AVHWAccel.uninit() implementation.

Definition at line 66 of file vaapi.c.

int ff_vaapi_render_picture ( FFVAContext * vactx,

VASurfaceID surface

)

Definition at line 71 of file vaapi.c.

Referenced by vaapi_h264_end_frame(), vaapi_hevc_end_frame(), and vaapi_vp9_end_frame().

int ff_vaapi_commit_slices ( FFVAContext * vactx )

Definition at line 111 of file vaapi.c.

Referenced by ff_vaapi_alloc_slice(), vaapi_h264_end_frame(), vaapi_hevc_end_frame(), and vaapi_vp9_end_frame().

static void* alloc_buffer ( FFVAContext * vactx,

int type,

unsigned int size,

uint32_t * buf_id

)

static

Definition at line 151 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 163 of file vaapi.c.

Referenced by vaapi_h264_start_frame(), vaapi_hevc_start_frame(), vaapi_mpeg2_start_frame(), vaapi_mpeg4_start_frame(), vaapi_vc1_start_frame(), and vaapi_vp9_start_frame().

void * ff_vaapi_alloc_iq_matrix ( FFVAContext * vactx,

unsigned int size

)

Allocate a new IQ matrix buffer.

Definition at line 168 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 173 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 178 of file vaapi.c.

Referenced by vaapi_h264_decode_slice(), vaapi_hevc_decode_slice(), vaapi_mpeg2_decode_slice(), vaapi_mpeg4_decode_slice(), vaapi_vc1_decode_slice(), and vaapi_vp9_decode_slice().

void ff_vaapi_common_end_frame ( AVCodecContext * avctx )

Common AVHWAccel.end_frame() implementation.

Definition at line 209 of file vaapi.c.

Referenced by vaapi_h264_end_frame(), vaapi_hevc_end_frame(), and vaapi_vp9_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(), vaapi_vc1_start_frame(), vaapi_vp9_decode_slice(), vaapi_vp9_end_frame(), and vaapi_vp9_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_picture_parameters(), 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(), vaapi_vc1_start_frame(), and vaapi_vp9_end_frame().

int ff_vaapi_mpeg_end_frame ( AVCodecContext * avctx )

Generated on Thu Oct 27 2016 19:33:57 for FFmpeg by doxygen 1.8.6