umc_color_space_converter_rgb32.cpp

这是在PCA下的基于IPP库示例代码例子,在网上下了IPP的库之后,设置相关参数就可以编译该代码.

/*
//
//              INTEL CORPORATION PROPRIETARY INFORMATION
//  This software is supplied under the terms of a license  agreement or
//  nondisclosure agreement with Intel Corporation and may not be copied
//  or disclosed except in  accordance  with the terms of that agreement.
//    Copyright (c) 2003-2005 Intel Corporation. All Rights Reserved.
//
*/

#include <stdlib.h>
#include <ippi.h>
#include <ippcc.h>
#include "umc_color_space_converter.h"
#include "vm_debug.h"

namespace UMC
{

void ColorSpaceConverter::ConvertFrom_RGB32_To_YV12(ColorConversionParams &/*ConvertParam*/)
{
    /** THIS IS AVAILABLE
    ippiBGRToYCrCb420_8u_AC4P3R */

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_YV12(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_NV12(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_NV12(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_CbYCr(ColorConversionParams &ConvertParam)
{
    // equal size. simple convert
    if ((ConvertParam.ConversionInit.SizeSource.width == ConvertParam.ConversionInit.SizeDest.width) &&
        (ConvertParam.ConversionInit.SizeSource.height == ConvertParam.ConversionInit.SizeDest.height))
    {
//#if !defined (ARM) && !defined (_ARM_)
        IppiSize SizeDest = {ConvertParam.ConversionInit.SizeDest.width, ConvertParam.ConversionInit.SizeDest.height};
        ippiBGRToCbYCr422_8u_AC4C2R(ConvertParam.lpSource0,
                                    ConvertParam.PitchSource0,
                                    ConvertParam.lpDest0,
                                    ConvertParam.PitchDest0,
                                    SizeDest);
//#endif
    }
    // resize & convert
    else
    {
        size_t lNeededSize;
        vm_byte *lpBGRA;;
        IppiSize SizeSrc = {ConvertParam.ConversionInit.SizeSource.width, ConvertParam.ConversionInit.SizeSource.height};
        IppiRect RectSrc = {0, 0, SizeSrc.width, SizeSrc.height};
        IppiSize SizeDst = {ConvertParam.ConversionInit.SizeDest.width, ConvertParam.ConversionInit.SizeDest.height};

        // calc needed internal buffer size
        lNeededSize = SizeDst.width * SizeDst.height * 4;
        if (lNeededSize > m_lBufferSize)
        {
            if (false == AllocateInternalBuffer(lNeededSize))
                return;
        };

        lpBGRA = reinterpret_cast<vm_byte *> (m_lpvBuffer);

        // resize image to internal buffer
//#if !defined (ARM) && !defined (_ARM_)
        ippiResize_8u_AC4R( ConvertParam.lpSource0,
                            SizeSrc,
                            ConvertParam.PitchSource0,
                            RectSrc,
                            lpBGRA,
                            SizeDst.width * 4,
                            SizeDst,
                            static_cast<double> (SizeDst.width) / static_cast<double> (SizeSrc.width),
                            static_cast<double> (SizeDst.height) / static_cast<double> (SizeSrc.height),
                            ConvertParam.ConversionInit.lInterpolation);

        // convert to destination format, using original dest size(s)

        IppiSize SizeDest = {ConvertParam.ConversionInit.SizeDest.width, ConvertParam.ConversionInit.SizeDest.height};
        ippiBGRToCbYCr422_8u_AC4C2R(lpBGRA,
                                    SizeDst.width * 4,
                                    ConvertParam.lpDest0,
                                    ConvertParam.PitchDest0,
                                    SizeDest);

//#endif
    };

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_CbYCr(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_YCbCr(ColorConversionParams &/*ConvertParam*/)
{
    /** THIS IS AVAILABLE
    ippiBGRToYCbCr422_8u_AC4C2R */

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_YCbCr(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_YUV411(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_YUV411(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_YUV420(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_YUV420(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_YUV420M(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_YUV420M(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB32(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB32(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB24(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB24(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB565(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB565(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB555(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB555(ColorConversionParams &ConvertParam)

void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB444(ColorConversionParams &/*ConvertParam*/)
{
    vm_debug_msg(0, __VM_STRING("This function isn't realized."));

} // void ColorSpaceConverter::ConvertFrom_RGB32_To_RGB444(ColorConversionParams &ConvertParam)

} // end namespace UMC