compdecomp.h

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#ifndef RHR_COMPDECOMP_H
#define RHR_COMPDECOMP_H
 
#include <vistle/core/message.h>
#include <vistle/util/enum.h>
#include <vistle/util/buffer.h>
#include <vector>
#include "export.h"
 
namespace vistle {
 
struct CompressionParameters {
    DEFINE_ENUM_WITH_STRING_CONVERSIONS(ColorCodec, (Raw)(PredictRGB)(PredictRGBA)(Jpeg_YUV411)(Jpeg_YUV444))
 
    DEFINE_ENUM_WITH_STRING_CONVERSIONS(
        DepthCodec, (DepthRaw)(DepthPredict)(DepthPredictPlanar)(DepthQuant)(DepthQuantPlanar)(DepthZfp))
 
    DEFINE_ENUM_WITH_STRING_CONVERSIONS(ZfpMode, (ZfpFixedRate)(ZfpPrecision)(ZfpAccuracy))
 
    struct DepthCompressionParameters {
        bool depthFloat = true; 
        int depthPrecision = 24; 
        DepthCodec depthCodec = DepthRaw;
        ZfpMode depthZfpMode = ZfpPrecision;
        message::CompressionMode depthCompress = message::CompressionNone;
    };
 
    struct RgbaCompressionParameters {
        ColorCodec rgbaCodec = Raw;
        message::CompressionMode rgbaCompress = message::CompressionNone;
    };
 
    bool isDepth = false;
    DepthCompressionParameters depth;
    RgbaCompressionParameters rgba;
 
    CompressionParameters(const RgbaCompressionParameters &rgba): isDepth(false), rgba(rgba) {}
 
    CompressionParameters(const DepthCompressionParameters &depth): isDepth(true), depth(depth) {}
 
    CompressionParameters() = default;
};
 
using RgbaCompressionParameters = CompressionParameters::RgbaCompressionParameters;
buffer V_RHREXPORT compressRgba(const unsigned char *rgba, int x, int y, int w, int h, int stride,
                                RgbaCompressionParameters &param);
 
using DepthCompressionParameters = CompressionParameters::DepthCompressionParameters;
buffer V_RHREXPORT compressDepth(const float *depth, int x, int y, int w, int h, int stride,
                                 DepthCompressionParameters &param);
 
bool V_RHREXPORT decompressTile(char *dest, const buffer &input, CompressionParameters param, int x, int y, int w,
                                int h, int stride);
 
} // namespace vistle
#endif