feature_extractor.h File Reference

#include <stdatomic.h>
#include <stdint.h>
#include <stdlib.h>
#include "dict.h"
#include "framesync.h"
#include "feature_collector.h"
#include "opt.h"
#include "libvmaf/picture.h"

Include dependency graph for feature_extractor.h:

Go to the source code of this file.

Data Structures
struct	VmafFeatureExtractor
struct	VmafFeatureExtractorContext
struct	VmafFeatureExtractorContextPool
struct	VmafFeatureExtractorContextPool::fex_list_entry

Enumerations
enum	VmafFeatureExtractorFlags { VMAF_FEATURE_EXTRACTOR_TEMPORAL = 1 << 0 , VMAF_FEATURE_EXTRACTOR_CUDA = 1 << 1 , VMAF_FEATURE_FRAME_SYNC = 1 << 2 , VMAF_FEATURE_EXTRACTOR_PREV_REF = 1 << 3 }
enum	VmafFeatureExtractorContextFlags { VMAF_FEATURE_EXTRACTOR_CONTEXT_DO_NOT_OVERWRITE = 1 << 0 }

Functions
VmafFeatureExtractor *	vmaf_get_feature_extractor_by_name (const char *name)
VmafFeatureExtractor *	vmaf_get_feature_extractor_by_feature_name (const char *name, unsigned flags)
int	vmaf_feature_extractor_context_create (VmafFeatureExtractorContext **fex_ctx, VmafFeatureExtractor *fex, VmafDictionary *opts_dict)
int	vmaf_feature_extractor_context_init (VmafFeatureExtractorContext *fex_ctx, enum VmafPixelFormat pix_fmt, unsigned bpc, unsigned w, unsigned h)
int	vmaf_feature_extractor_context_extract (VmafFeatureExtractorContext *fex_ctx, VmafPicture *ref, VmafPicture *ref_90, VmafPicture *dist, VmafPicture *dist_90, unsigned pic_index, VmafFeatureCollector *vfc)
int	vmaf_feature_extractor_context_flush (VmafFeatureExtractorContext *fex_ctx, VmafFeatureCollector *vfc)
int	vmaf_feature_extractor_context_close (VmafFeatureExtractorContext *fex_ctx)
int	vmaf_feature_extractor_context_delete (VmafFeatureExtractorContext *fex_ctx)
int	vmaf_feature_extractor_context_destroy (VmafFeatureExtractorContext *fex_ctx)
int	vmaf_fex_ctx_pool_create (VmafFeatureExtractorContextPool **pool, unsigned n_threads)
int	vmaf_fex_ctx_pool_aquire (VmafFeatureExtractorContextPool *pool, VmafFeatureExtractor *fex, VmafDictionary *opts_dict, VmafFeatureExtractorContext **fex_ctx)
int	vmaf_fex_ctx_pool_release (VmafFeatureExtractorContextPool *pool, VmafFeatureExtractorContext *fex_ctx)
int	vmaf_fex_ctx_pool_flush (VmafFeatureExtractorContextPool *pool, VmafFeatureCollector *feature_collector)
int	vmaf_fex_ctx_pool_destroy (VmafFeatureExtractorContextPool *pool)

Enumeration Type Documentation

VmafFeatureExtractorContextFlags

enum VmafFeatureExtractorContextFlags

Enumerator
VMAF_FEATURE_EXTRACTOR_CONTEXT_DO_NOT_OVERWRITE

VmafFeatureExtractorFlags

enum VmafFeatureExtractorFlags

Copyright 2016-2020 Netflix, Inc.

Licensed under the BSD+Patent License (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

https://opensource.org/licenses/BSDplusPatent

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Enumerator
VMAF_FEATURE_EXTRACTOR_TEMPORAL
VMAF_FEATURE_EXTRACTOR_CUDA
VMAF_FEATURE_FRAME_SYNC
VMAF_FEATURE_EXTRACTOR_PREV_REF

Function Documentation

vmaf_feature_extractor_context_close()

int vmaf_feature_extractor_context_close

(

VmafFeatureExtractorContext *

fex_ctx

)

vmaf_feature_extractor_context_create()

int vmaf_feature_extractor_context_create	(	VmafFeatureExtractorContext **	fex_ctx,
		VmafFeatureExtractor *	fex,
		VmafDictionary *	opts_dict )

vmaf_feature_extractor_context_delete()

int vmaf_feature_extractor_context_delete

(

VmafFeatureExtractorContext *

fex_ctx

)

vmaf_feature_extractor_context_destroy()

int vmaf_feature_extractor_context_destroy

(

VmafFeatureExtractorContext *

fex_ctx

)

vmaf_feature_extractor_context_extract()

int vmaf_feature_extractor_context_extract	(	VmafFeatureExtractorContext *	fex_ctx,
		VmafPicture *	ref,
		VmafPicture *	ref_90,
		VmafPicture *	dist,
		VmafPicture *	dist_90,
		unsigned	pic_index,
		VmafFeatureCollector *	vfc )

vmaf_feature_extractor_context_flush()

int vmaf_feature_extractor_context_flush	(	VmafFeatureExtractorContext *	fex_ctx,
		VmafFeatureCollector *	vfc )

vmaf_feature_extractor_context_init()

int vmaf_feature_extractor_context_init	(	VmafFeatureExtractorContext *	fex_ctx,
		enum VmafPixelFormat	pix_fmt,
		unsigned	bpc,
		unsigned	w,
		unsigned	h )

vmaf_fex_ctx_pool_aquire()

int vmaf_fex_ctx_pool_aquire	(	VmafFeatureExtractorContextPool *	pool,
		VmafFeatureExtractor *	fex,
		VmafDictionary *	opts_dict,
		VmafFeatureExtractorContext **	fex_ctx )

vmaf_fex_ctx_pool_create()

int vmaf_fex_ctx_pool_create	(	VmafFeatureExtractorContextPool **	pool,
		unsigned	n_threads )

vmaf_fex_ctx_pool_destroy()

int vmaf_fex_ctx_pool_destroy

(

VmafFeatureExtractorContextPool *

pool

)

vmaf_fex_ctx_pool_flush()

int vmaf_fex_ctx_pool_flush	(	VmafFeatureExtractorContextPool *	pool,
		VmafFeatureCollector *	feature_collector )

vmaf_fex_ctx_pool_release()

int vmaf_fex_ctx_pool_release	(	VmafFeatureExtractorContextPool *	pool,
		VmafFeatureExtractorContext *	fex_ctx )

vmaf_get_feature_extractor_by_feature_name()

VmafFeatureExtractor * vmaf_get_feature_extractor_by_feature_name	(	const char *	name,
		unsigned	flags )

vmaf_get_feature_extractor_by_name()

VmafFeatureExtractor * vmaf_get_feature_extractor_by_name

(

const char *

name

)