FFmpeg
dnn_backend_native_layer_mathunary.h
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2020
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * DNN inference functions interface for native backend.
24  */
25 
26 #ifndef AVFILTER_DNN_DNN_BACKEND_NATIVE_LAYER_MATHUNARY_H
27 #define AVFILTER_DNN_DNN_BACKEND_NATIVE_LAYER_MATHUNARY_H
28 
29 #include "libavformat/avio.h"
30 #include "dnn_backend_native.h"
31 
32 typedef enum {
33  DMUO_ABS = 0,
34  DMUO_SIN = 1,
35  DMUO_COS = 2,
36  DMUO_TAN = 3,
37  DMUO_ASIN = 4,
38  DMUO_ACOS = 5,
39  DMUO_ATAN = 6,
40  DMUO_SINH = 7,
41  DMUO_COSH = 8,
42  DMUO_TANH = 9,
43  DMUO_ASINH = 10,
44  DMUO_ACOSH = 11,
45  DMUO_ATANH = 12,
46  DMUO_CEIL = 13,
47  DMUO_FLOOR = 14,
48  DMUO_ROUND = 15,
49  DMUO_EXP = 16,
52 
53 typedef struct DnnLayerMathUnaryParams{
56 
57 /**
58  * @brief Load the Unary Math Layer.
59  *
60  * It assigns the unary math layer with DnnLayerMathUnaryParams
61  * after parsing from the model file context.
62  *
63  * @param layer pointer to the DNN layer instance
64  * @param model_file_context pointer to model file context
65  * @param file_size model file size to check if data is read
66  * correctly from the model file
67  * @param operands_num operand count of the whole model to
68  * check if data is read correctly from the model file
69  * @return number of bytes read from the model file
70  * @retval 0 if out of memory or an error occurs
71  */
72 int ff_dnn_load_layer_math_unary(Layer *layer, AVIOContext *model_file_context, int file_size, int operands_num);
73 
74 /**
75  * @brief Execute the Unary Math Layer.
76  *
77  * It applies the unary operator parsed while
78  * loading to the given input operands.
79  *
80  * @param operands all operands for the model
81  * @param input_operand_indexes input operand indexes for this layer
82  * @param output_operand_index output operand index for this layer
83  * @param parameters unary math layer parameters
84  * @param ctx pointer to Native model context for logging
85  * @retval 0 if the execution succeeds
86  * @retval AVERROR(ENOMEM) if memory allocation fails
87  * @retval AVERROR(EINVAL) for invalid arguments
88  */
89 int ff_dnn_execute_layer_math_unary(DnnOperand *operands, const int32_t *input_operand_indexes,
90  int32_t output_operand_index, const void *parameters, NativeContext *ctx);
91 
92 #endif
ff_dnn_execute_layer_math_unary
int ff_dnn_execute_layer_math_unary(DnnOperand *operands, const int32_t *input_operand_indexes, int32_t output_operand_index, const void *parameters, NativeContext *ctx)
Execute the Unary Math Layer.
Definition: dnn_backend_native_layer_mathunary.c:54
DMUO_TANH
@ DMUO_TANH
Definition: dnn_backend_native_layer_mathunary.h:42
DMUO_ACOS
@ DMUO_ACOS
Definition: dnn_backend_native_layer_mathunary.h:38
DMUO_ACOSH
@ DMUO_ACOSH
Definition: dnn_backend_native_layer_mathunary.h:44
DnnLayerMathUnaryParams::un_op
DNNMathUnaryOperation un_op
Definition: dnn_backend_native_layer_mathunary.h:54
DMUO_COUNT
@ DMUO_COUNT
Definition: dnn_backend_native_layer_mathunary.h:50
DMUO_ASINH
@ DMUO_ASINH
Definition: dnn_backend_native_layer_mathunary.h:43
DMUO_CEIL
@ DMUO_CEIL
Definition: dnn_backend_native_layer_mathunary.h:46
DMUO_COSH
@ DMUO_COSH
Definition: dnn_backend_native_layer_mathunary.h:41
DMUO_SIN
@ DMUO_SIN
Definition: dnn_backend_native_layer_mathunary.h:34
DMUO_TAN
@ DMUO_TAN
Definition: dnn_backend_native_layer_mathunary.h:36
DMUO_ROUND
@ DMUO_ROUND
Definition: dnn_backend_native_layer_mathunary.h:48
ctx
AVFormatContext * ctx
Definition: movenc.c:48
DMUO_SINH
@ DMUO_SINH
Definition: dnn_backend_native_layer_mathunary.h:40
DMUO_EXP
@ DMUO_EXP
Definition: dnn_backend_native_layer_mathunary.h:49
AVIOContext
Bytestream IO Context.
Definition: avio.h:162
NativeContext
Definition: dnn_backend_native.h:118
DMUO_ATANH
@ DMUO_ATANH
Definition: dnn_backend_native_layer_mathunary.h:45
DMUO_FLOOR
@ DMUO_FLOOR
Definition: dnn_backend_native_layer_mathunary.h:47
Layer
Definition: dnn_backend_native.h:57
ff_dnn_load_layer_math_unary
int ff_dnn_load_layer_math_unary(Layer *layer, AVIOContext *model_file_context, int file_size, int operands_num)
Load the Unary Math Layer.
Definition: dnn_backend_native_layer_mathunary.c:31
avio.h
dnn_backend_native.h
DnnLayerMathUnaryParams
Definition: dnn_backend_native_layer_mathunary.h:53
DMUO_ATAN
@ DMUO_ATAN
Definition: dnn_backend_native_layer_mathunary.h:39
DNNMathUnaryOperation
DNNMathUnaryOperation
Definition: dnn_backend_native_layer_mathunary.h:32
DMUO_ASIN
@ DMUO_ASIN
Definition: dnn_backend_native_layer_mathunary.h:37
DnnOperand
Definition: dnn_backend_native.h:69
DMUO_ABS
@ DMUO_ABS
Definition: dnn_backend_native_layer_mathunary.h:33
DMUO_COS
@ DMUO_COS
Definition: dnn_backend_native_layer_mathunary.h:35
int32_t
int32_t
Definition: audioconvert.c:56