ffmpeg/libavfilter/dnn/dnn_backend_common.c

72 lines
2.4 KiB
C

/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* DNN common functions different backends.
*/
#include "dnn_backend_common.h"
int ff_check_exec_params(void *ctx, DNNBackendType backend, DNNFunctionType func_type, DNNExecBaseParams *exec_params)
{
if (!exec_params) {
av_log(ctx, AV_LOG_ERROR, "exec_params is null when execute model.\n");
return AVERROR(EINVAL);
}
if (!exec_params->in_frame) {
av_log(ctx, AV_LOG_ERROR, "in frame is NULL when execute model.\n");
return AVERROR(EINVAL);
}
if (!exec_params->out_frame) {
av_log(ctx, AV_LOG_ERROR, "out frame is NULL when execute model.\n");
return AVERROR(EINVAL);
}
if (exec_params->nb_output != 1 && backend != DNN_TF) {
// currently, the filter does not need multiple outputs,
// so we just pending the support until we really need it.
avpriv_report_missing_feature(ctx, "multiple outputs");
return AVERROR(EINVAL);
}
return 0;
}
DNNReturnType ff_dnn_fill_task(TaskItem *task, DNNExecBaseParams *exec_params, void *backend_model, int async, int do_ioproc) {
if (task == NULL || exec_params == NULL || backend_model == NULL)
return DNN_ERROR;
if (do_ioproc != 0 && do_ioproc != 1)
return DNN_ERROR;
if (async != 0 && async != 1)
return DNN_ERROR;
task->do_ioproc = do_ioproc;
task->async = async;
task->input_name = exec_params->input_name;
task->in_frame = exec_params->in_frame;
task->out_frame = exec_params->out_frame;
task->model = backend_model;
task->nb_output = exec_params->nb_output;
task->output_names = exec_params->output_names;
return DNN_SUCCESS;
}