AVVAAPIFramesContext Struct Reference

VAAPI-specific data associated with a frame pool. More...

#include <hwcontext_vaapi.h>

Data Fields
VASurfaceAttrib *	attributes
	Set by the user to apply surface attributes to all surfaces in the frame pool. More...
int	nb_attributes
VASurfaceID *	surface_ids
	The surfaces IDs of all surfaces in the pool after creation. More...
int	nb_surfaces

Detailed Description

VAAPI-specific data associated with a frame pool.

Allocated as AVHWFramesContext.hwctx.

Definition at line 88 of file hwcontext_vaapi.h.

Field Documentation

VASurfaceAttrib* AVVAAPIFramesContext::attributes

Set by the user to apply surface attributes to all surfaces in the frame pool.

If null, default settings are used.

Definition at line 93 of file hwcontext_vaapi.h.

Referenced by vaapi_decode_find_best_format(), and vaapi_frames_init().

int AVVAAPIFramesContext::nb_attributes

Definition at line 94 of file hwcontext_vaapi.h.

Referenced by vaapi_decode_find_best_format(), and vaapi_frames_init().

VASurfaceID* AVVAAPIFramesContext::surface_ids

The surfaces IDs of all surfaces in the pool after creation.

Only valid if AVHWFramesContext.initial_pool_size was positive. These are intended to be used as the render_targets arguments to vaCreateContext().

Definition at line 101 of file hwcontext_vaapi.h.

Referenced by ff_vaapi_decode_init(), ff_vaapi_encode_init(), ff_vaapi_vpp_config_output(), qsv_frames_derive_from(), qsv_frames_derive_to(), qsv_init_child_ctx(), vaapi_frames_init(), vaapi_frames_uninit(), and vaapi_pool_alloc().

int AVVAAPIFramesContext::nb_surfaces

Definition at line 102 of file hwcontext_vaapi.h.

Referenced by ff_vaapi_decode_init(), ff_vaapi_encode_init(), ff_vaapi_vpp_config_output(), qsv_frames_derive_from(), qsv_frames_derive_to(), vaapi_frames_init(), and vaapi_pool_alloc().

---

The documentation for this struct was generated from the following file:

• libavutil/hwcontext_vaapi.h