HWContextType Struct Reference

#include <hwcontext_internal.h>

Data Fields
enum AVHWDeviceType	type
const char *	name
enum AVPixelFormat *	pix_fmts
	An array of pixel formats supported by the AVHWFramesContext instances Terminated by AV_PIX_FMT_NONE. More...
size_t	device_hwctx_size
	size of the public hardware-specific context, i.e. More...
size_t	device_hwconfig_size
	Size of the hardware-specific device configuration. More...
size_t	frames_hwctx_size
	size of the public frame pool hardware-specific context, i.e. More...
int(*	device_create )(AVHWDeviceContext *ctx, const char *device, AVDictionary *opts, int flags)
int(*	device_derive )(AVHWDeviceContext *dst_ctx, AVHWDeviceContext *src_ctx, AVDictionary *opts, int flags)
int(*	device_init )(AVHWDeviceContext *ctx)
void(*	device_uninit )(AVHWDeviceContext *ctx)
int(*	frames_get_constraints )(AVHWDeviceContext *ctx, const void *hwconfig, AVHWFramesConstraints *constraints)
int(*	frames_init )(AVHWFramesContext *ctx)
void(*	frames_uninit )(AVHWFramesContext *ctx)
int(*	frames_get_buffer )(AVHWFramesContext *ctx, AVFrame *frame)
int(*	transfer_get_formats )(AVHWFramesContext *ctx, enum AVHWFrameTransferDirection dir, enum AVPixelFormat **formats)
int(*	transfer_data_to )(AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src)
int(*	transfer_data_from )(AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src)
int(*	map_to )(AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src, int flags)
int(*	map_from )(AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src, int flags)
int(*	frames_derive_to )(AVHWFramesContext *dst_ctx, AVHWFramesContext *src_ctx, int flags)
int(*	frames_derive_from )(AVHWFramesContext *dst_ctx, AVHWFramesContext *src_ctx, int flags)

Detailed Description

Definition at line 29 of file hwcontext_internal.h.

Field Documentation

type

enum AVHWDeviceType HWContextType::type

Definition at line 30 of file hwcontext_internal.h.

Referenced by av_hwdevice_iterate_types().

name

const char* HWContextType::name

Definition at line 31 of file hwcontext_internal.h.

Referenced by av_hwframe_ctx_init().

pix_fmts

enum AVPixelFormat* HWContextType::pix_fmts

An array of pixel formats supported by the AVHWFramesContext instances Terminated by AV_PIX_FMT_NONE.

Definition at line 37 of file hwcontext_internal.h.

Referenced by av_hwframe_ctx_init().

device_hwctx_size

size_t HWContextType::device_hwctx_size

size of the public hardware-specific context, i.e.

AVHWDeviceContext.hwctx

Definition at line 43 of file hwcontext_internal.h.

Referenced by av_hwdevice_ctx_alloc().

device_hwconfig_size

size_t HWContextType::device_hwconfig_size

Size of the hardware-specific device configuration.

(Used to query hwframe constraints.)

Definition at line 49 of file hwcontext_internal.h.

frames_hwctx_size

size_t HWContextType::frames_hwctx_size

size of the public frame pool hardware-specific context, i.e.

AVHWFramesContext.hwctx

Definition at line 55 of file hwcontext_internal.h.

device_create

int(* HWContextType::device_create) (AVHWDeviceContext *ctx, const char *device, AVDictionary *opts, int flags)

Definition at line 57 of file hwcontext_internal.h.

Referenced by av_hwdevice_ctx_create().

device_derive

int(* HWContextType::device_derive) (AVHWDeviceContext *dst_ctx, AVHWDeviceContext *src_ctx, AVDictionary *opts, int flags)

Definition at line 59 of file hwcontext_internal.h.

Referenced by av_hwdevice_ctx_create_derived_opts().

device_init

int(* HWContextType::device_init) (AVHWDeviceContext *ctx)

Definition at line 63 of file hwcontext_internal.h.

Referenced by av_hwdevice_ctx_init().

device_uninit

void(* HWContextType::device_uninit) (AVHWDeviceContext *ctx)

Definition at line 64 of file hwcontext_internal.h.

Referenced by hwdevice_ctx_free().

frames_get_constraints

int(* HWContextType::frames_get_constraints) (AVHWDeviceContext *ctx, const void *hwconfig, AVHWFramesConstraints *constraints)

Definition at line 66 of file hwcontext_internal.h.

frames_init

int(* HWContextType::frames_init) (AVHWFramesContext *ctx)

Definition at line 70 of file hwcontext_internal.h.

Referenced by av_hwframe_ctx_init().

frames_uninit

void(* HWContextType::frames_uninit) (AVHWFramesContext *ctx)

Definition at line 71 of file hwcontext_internal.h.

Referenced by hwframe_ctx_free().

frames_get_buffer

int(* HWContextType::frames_get_buffer) (AVHWFramesContext *ctx, AVFrame *frame)

Definition at line 73 of file hwcontext_internal.h.

Referenced by av_hwframe_get_buffer().

transfer_get_formats

int(* HWContextType::transfer_get_formats) (AVHWFramesContext *ctx, enum AVHWFrameTransferDirection dir, enum AVPixelFormat **formats)

Definition at line 74 of file hwcontext_internal.h.

Referenced by av_hwframe_transfer_get_formats().

transfer_data_to

int(* HWContextType::transfer_data_to) (AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src)

Definition at line 77 of file hwcontext_internal.h.

transfer_data_from

int(* HWContextType::transfer_data_from) (AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src)

Definition at line 79 of file hwcontext_internal.h.

Referenced by av_hwframe_transfer_data().

map_to

int(* HWContextType::map_to) (AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src, int flags)

Definition at line 82 of file hwcontext_internal.h.

Referenced by av_hwframe_map().

map_from

int(* HWContextType::map_from) (AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src, int flags)

Definition at line 84 of file hwcontext_internal.h.

Referenced by av_hwframe_map().

frames_derive_to

int(* HWContextType::frames_derive_to) (AVHWFramesContext *dst_ctx, AVHWFramesContext *src_ctx, int flags)

Definition at line 87 of file hwcontext_internal.h.

Referenced by av_hwframe_ctx_create_derived().

frames_derive_from

int(* HWContextType::frames_derive_from) (AVHWFramesContext *dst_ctx, AVHWFramesContext *src_ctx, int flags)

Definition at line 89 of file hwcontext_internal.h.

Referenced by av_hwframe_ctx_create_derived().

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

• libavutil/hwcontext_internal.h