NvVideoConverter.h

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/*
 * Copyright (c) 2016, 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
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef __NV_VIDEO_CONVERTER_H__
#define __NV_VIDEO_CONVERTER_H__
 
#include "NvV4l2Element.h"
 
class NvVideoConverter:public NvV4l2Element
{
public:
 
    static NvVideoConverter *createVideoConverter(const char *name, int flags = 0);
 
     ~NvVideoConverter();
    int setCapturePlaneFormat(uint32_t pixfmt, uint32_t width, uint32_t height,
                              enum v4l2_nv_buffer_layout type);
    int setOutputPlaneFormat(uint32_t pixfmt, uint32_t width, uint32_t height,
                             enum v4l2_nv_buffer_layout type);
 
    int setOutputPlaneBufferLayout(enum v4l2_nv_buffer_layout type);
 
    int setCapturePlaneBufferLayout(enum v4l2_nv_buffer_layout type);
 
    int setInterpolationMethod(enum v4l2_interpolation_method method);
 
    int setFlipMethod(enum v4l2_flip_method method);
 
    int setTnrAlgorithm(enum v4l2_tnr_algorithm algorithm);
 
    int setYUVRescale(enum v4l2_yuv_rescale_method method);
 
    int setCropRect(uint32_t left, uint32_t top, uint32_t width,
            uint32_t height);
 
    int setDestRect(uint32_t left, uint32_t top, uint32_t width,
            uint32_t height);
 
    int waitForIdle(uint32_t max_wait_ms);
 
private:
    NvVideoConverter(const char *name, int flags);
 
    static const NvElementProfiler::ProfilerField valid_fields =
            NvElementProfiler::PROFILER_FIELD_TOTAL_UNITS |
            NvElementProfiler::PROFILER_FIELD_LATENCIES |
            NvElementProfiler::PROFILER_FIELD_FPS;
};
#endif