NvVideoDecoder.h

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/*
 * Copyright (c) 2016-2023, NVIDIA CORPORATION. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *  * Neither the name of NVIDIA CORPORATION nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef __NV_VIDEO_DECODER_H__
#define __NV_VIDEO_DECODER_H__
 
#include "NvV4l2Element.h"
 
class NvVideoDecoder:public NvV4l2Element
{
public:
    static NvVideoDecoder *createVideoDecoder(const char *name, int flags = 0);
 
     ~NvVideoDecoder();
    int setCapturePlaneFormat(uint32_t pixfmt, uint32_t width, uint32_t height);
    int setOutputPlaneFormat(uint32_t pixfmt, uint32_t sizeimage);
 
    int disableCompleteFrameInputBuffer();
 
    int setFrameInputMode(unsigned int ctrl_value);
 
    int setSliceMode(unsigned int ctrl_value);
 
    int disableDPB();
 
    int getMinimumCapturePlaneBuffers(int & num);
 
    int setSkipFrames(enum v4l2_skip_frames_type skip_frames);
 
    int setMaxPerfMode(int flag);
 
    int enableMetadataReporting();
 
    int checkifMasteringDisplayDataPresent(v4l2_ctrl_video_displaydata &displaydata);
    int MasteringDisplayData(v4l2_ctrl_video_hdrmasteringdisplaydata *hdrmasteringdisplaydata);
 
    int getMetadata(uint32_t buffer_index,
        v4l2_ctrl_videodec_outputbuf_metadata &metadata);
 
    int getInputMetadata(uint32_t buffer_index,
        v4l2_ctrl_videodec_inputbuf_metadata &input_metadata);
 
    int getSAR(uint32_t &sar_width, uint32_t &sar_height);
 
    int DevicePoll(v4l2_ctrl_video_device_poll *devicepoll);
 
    int SetPollInterrupt();
 
    int ClearPollInterrupt();
 
private:
    NvVideoDecoder(const char *name, int flags);
 
    static const NvElementProfiler::ProfilerField valid_fields =
            NvElementProfiler::PROFILER_FIELD_TOTAL_UNITS |
            NvElementProfiler::PROFILER_FIELD_FPS;
};
#endif