mirror of https://git.ffmpeg.org/ffmpeg.git
93 lines
2.9 KiB
C
93 lines
2.9 KiB
C
/*
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* Copyright (c) 2020
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* DNN inference functions interface for native backend.
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*/
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#ifndef AVFILTER_DNN_DNN_BACKEND_NATIVE_LAYER_MATHUNARY_H
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#define AVFILTER_DNN_DNN_BACKEND_NATIVE_LAYER_MATHUNARY_H
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#include "libavformat/avio.h"
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#include "dnn_backend_native.h"
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typedef enum {
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DMUO_ABS = 0,
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DMUO_SIN = 1,
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DMUO_COS = 2,
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DMUO_TAN = 3,
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DMUO_ASIN = 4,
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DMUO_ACOS = 5,
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DMUO_ATAN = 6,
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DMUO_SINH = 7,
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DMUO_COSH = 8,
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DMUO_TANH = 9,
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DMUO_ASINH = 10,
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DMUO_ACOSH = 11,
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DMUO_ATANH = 12,
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DMUO_CEIL = 13,
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DMUO_FLOOR = 14,
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DMUO_ROUND = 15,
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DMUO_EXP = 16,
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DMUO_COUNT
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} DNNMathUnaryOperation;
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typedef struct DnnLayerMathUnaryParams{
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DNNMathUnaryOperation un_op;
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} DnnLayerMathUnaryParams;
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/**
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* @brief Load the Unary Math Layer.
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*
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* It assigns the unary math layer with DnnLayerMathUnaryParams
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* after parsing from the model file context.
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*
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* @param layer pointer to the DNN layer instance
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* @param model_file_context pointer to model file context
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* @param file_size model file size to check if data is read
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* correctly from the model file
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* @param operands_num operand count of the whole model to
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* check if data is read correctly from the model file
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* @return number of bytes read from the model file
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* @retval 0 if out of memory or an error occurs
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*/
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int ff_dnn_load_layer_math_unary(Layer *layer, AVIOContext *model_file_context, int file_size, int operands_num);
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/**
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* @brief Execute the Unary Math Layer.
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*
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* It applies the unary operator parsed while
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* loading to the given input operands.
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*
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* @param operands all operands for the model
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* @param input_operand_indexes input operand indexes for this layer
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* @param output_operand_index output operand index for this layer
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* @param parameters unary math layer parameters
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* @param ctx pointer to Native model context for logging
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* @retval 0 if the execution succeeds
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* @retval AVERROR(ENOMEM) if memory allocation fails
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* @retval AVERROR(EINVAL) for invalid arguments
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*/
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int ff_dnn_execute_layer_math_unary(DnnOperand *operands, const int32_t *input_operand_indexes,
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int32_t output_operand_index, const void *parameters, NativeContext *ctx);
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#endif
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