GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavfilter/dnn_filter_common.c Lines: 0 51 0.0 %
Date: 2021-04-20 15:25:36 Branches: 0 18 0.0 %

Line Branch Exec Source
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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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#include "dnn_filter_common.h"
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int ff_dnn_init(DnnContext *ctx, DNNFunctionType func_type, AVFilterContext *filter_ctx)
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{
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    if (!ctx->model_filename) {
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        av_log(filter_ctx, AV_LOG_ERROR, "model file for network is not specified\n");
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        return AVERROR(EINVAL);
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    }
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    if (!ctx->model_inputname) {
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        av_log(filter_ctx, AV_LOG_ERROR, "input name of the model network is not specified\n");
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        return AVERROR(EINVAL);
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    }
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    if (!ctx->model_outputname) {
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        av_log(filter_ctx, AV_LOG_ERROR, "output name of the model network is not specified\n");
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        return AVERROR(EINVAL);
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    }
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    ctx->dnn_module = ff_get_dnn_module(ctx->backend_type);
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    if (!ctx->dnn_module) {
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        av_log(filter_ctx, AV_LOG_ERROR, "could not create DNN module for requested backend\n");
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        return AVERROR(ENOMEM);
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    }
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    if (!ctx->dnn_module->load_model) {
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        av_log(filter_ctx, AV_LOG_ERROR, "load_model for network is not specified\n");
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        return AVERROR(EINVAL);
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    }
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    ctx->model = (ctx->dnn_module->load_model)(ctx->model_filename, func_type, ctx->backend_options, filter_ctx);
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    if (!ctx->model) {
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        av_log(filter_ctx, AV_LOG_ERROR, "could not load DNN model\n");
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        return AVERROR(EINVAL);
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    }
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    if (!ctx->dnn_module->execute_model_async && ctx->async) {
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        ctx->async = 0;
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        av_log(filter_ctx, AV_LOG_WARNING, "this backend does not support async execution, roll back to sync.\n");
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    }
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#if !HAVE_PTHREAD_CANCEL
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    if (ctx->async) {
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        ctx->async = 0;
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        av_log(filter_ctx, AV_LOG_WARNING, "pthread is not supported, roll back to sync.\n");
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    }
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#endif
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    return 0;
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}
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int ff_dnn_set_frame_proc(DnnContext *ctx, FramePrePostProc pre_proc, FramePrePostProc post_proc)
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{
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    ctx->model->frame_pre_proc = pre_proc;
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    ctx->model->frame_post_proc = post_proc;
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    return 0;
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}
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int ff_dnn_set_detect_post_proc(DnnContext *ctx, DetectPostProc post_proc)
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{
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    ctx->model->detect_post_proc = post_proc;
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    return 0;
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}
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DNNReturnType ff_dnn_get_input(DnnContext *ctx, DNNData *input)
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{
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    return ctx->model->get_input(ctx->model->model, input, ctx->model_inputname);
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}
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DNNReturnType ff_dnn_get_output(DnnContext *ctx, int input_width, int input_height, int *output_width, int *output_height)
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{
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    return ctx->model->get_output(ctx->model->model, ctx->model_inputname, input_width, input_height,
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                                    ctx->model_outputname, output_width, output_height);
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}
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DNNReturnType ff_dnn_execute_model(DnnContext *ctx, AVFrame *in_frame, AVFrame *out_frame)
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{
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    return (ctx->dnn_module->execute_model)(ctx->model, ctx->model_inputname, in_frame,
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                                            (const char **)&ctx->model_outputname, 1, out_frame);
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}
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DNNReturnType ff_dnn_execute_model_async(DnnContext *ctx, AVFrame *in_frame, AVFrame *out_frame)
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{
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    return (ctx->dnn_module->execute_model_async)(ctx->model, ctx->model_inputname, in_frame,
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                                                  (const char **)&ctx->model_outputname, 1, out_frame);
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}
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DNNAsyncStatusType ff_dnn_get_async_result(DnnContext *ctx, AVFrame **in_frame, AVFrame **out_frame)
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{
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    return (ctx->dnn_module->get_async_result)(ctx->model, in_frame, out_frame);
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}
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DNNReturnType ff_dnn_flush(DnnContext *ctx)
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{
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    return (ctx->dnn_module->flush)(ctx->model);
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}
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void ff_dnn_uninit(DnnContext *ctx)
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{
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    if (ctx->dnn_module) {
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        (ctx->dnn_module->free_model)(&ctx->model);
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        av_freep(&ctx->dnn_module);
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    }
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}