/// <summary>
/// Create an instance from the given DWT data
/// </summary>
/// <param name="data">The linearization DWT data</param>
/// <param name="useReduceExtrapolate">Indicates if Reduce-Extrapolate method used in DWT</param>
/// <returns>A DWTBands instance</returns>
public static DwtBands GetFromLinearizationResult(short[] data, bool useReduceExtrapolate)
{
int curIdx = 0;
DwtBands bDwt = new DwtBands();
bDwt.HL1 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HL1, useReduceExtrapolate)];
bDwt.LH1 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LH1, useReduceExtrapolate)];
bDwt.HH1 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HH1, useReduceExtrapolate)];
bDwt.HL2 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HL2, useReduceExtrapolate)];
bDwt.LH2 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LH2, useReduceExtrapolate)];
bDwt.HH2 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HH2, useReduceExtrapolate)];
bDwt.HL3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HL3, useReduceExtrapolate)];
bDwt.LH3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LH3, useReduceExtrapolate)];
bDwt.HH3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HH3, useReduceExtrapolate)];
bDwt.LL3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LL3, useReduceExtrapolate)];
Array.Copy(data, curIdx, bDwt.HL1, 0, bDwt.HL1.Length); curIdx += bDwt.HL1.Length;
Array.Copy(data, curIdx, bDwt.LH1, 0, bDwt.LH1.Length); curIdx += bDwt.LH1.Length;
Array.Copy(data, curIdx, bDwt.HH1, 0, bDwt.HH1.Length); curIdx += bDwt.HH1.Length;
Array.Copy(data, curIdx, bDwt.HL2, 0, bDwt.HL2.Length); curIdx += bDwt.HL2.Length;
Array.Copy(data, curIdx, bDwt.LH2, 0, bDwt.LH2.Length); curIdx += bDwt.LH2.Length;
Array.Copy(data, curIdx, bDwt.HH2, 0, bDwt.HH2.Length); curIdx += bDwt.HH2.Length;
Array.Copy(data, curIdx, bDwt.HL3, 0, bDwt.HL3.Length); curIdx += bDwt.HL3.Length;
Array.Copy(data, curIdx, bDwt.LH3, 0, bDwt.LH3.Length); curIdx += bDwt.LH3.Length;
Array.Copy(data, curIdx, bDwt.HH3, 0, bDwt.HH3.Length); curIdx += bDwt.HH3.Length;
Array.Copy(data, curIdx, bDwt.LL3, 0, bDwt.LL3.Length); curIdx += bDwt.LL3.Length;
return(bDwt);
}
protected static void DTS_Component(DwtBands dwt, TileComponents component, RFX_PROGRESSIVE_CODEC_QUANT quants)
{
//HL1, LH1, HH1, HL2, LH2, HH2, HL3, LH3, HH3, and LL3
DTS_Band(dwt.HL1, BandType_Values.HL1, component, quants);
DTS_Band(dwt.LH1, BandType_Values.LH1, component, quants);
DTS_Band(dwt.HH1, BandType_Values.HH1, component, quants);
DTS_Band(dwt.HL2, BandType_Values.HL2, component, quants);
DTS_Band(dwt.LH2, BandType_Values.LH2, component, quants);
DTS_Band(dwt.HH2, BandType_Values.HH2, component, quants);
DTS_Band(dwt.HL3, BandType_Values.HL3, component, quants);
DTS_Band(dwt.LH3, BandType_Values.LH3, component, quants);
DTS_Band(dwt.HH3, BandType_Values.HH3, component, quants);
DTS_Band(dwt.LL3, BandType_Values.LL3, component, quants);
}
protected static void DTS_Component(DwtBands dwt, TileComponents component, ProgressiveChunk_Values chunk)
{
//HL1, LH1, HH1, HL2, LH2, HH2, HL3, LH3, HH3, and LL3
DTS_Band(dwt.HL1, BandType_Values.HL1, component, chunk);
DTS_Band(dwt.LH1, BandType_Values.LH1, component, chunk);
DTS_Band(dwt.HH1, BandType_Values.HH1, component, chunk);
DTS_Band(dwt.HL2, BandType_Values.HL2, component, chunk);
DTS_Band(dwt.LH2, BandType_Values.LH2, component, chunk);
DTS_Band(dwt.HH2, BandType_Values.HH2, component, chunk);
DTS_Band(dwt.HL3, BandType_Values.HL3, component, chunk);
DTS_Band(dwt.LH3, BandType_Values.LH3, component, chunk);
DTS_Band(dwt.HH3, BandType_Values.HH3, component, chunk);
DTS_Band(dwt.LL3, BandType_Values.LL3, component, chunk);
}
static DwtTile GetDTS(RfxProgressiveCodecContext encodingContext, ProgressiveChunk_Values chunk)
{
DwtBands yBD = DwtBands.GetFromLinearizationResult(encodingContext.DRS.Y_DwtQ, encodingContext.UseReduceExtrapolate);
DwtBands cbBD = DwtBands.GetFromLinearizationResult(encodingContext.DRS.Cb_DwtQ, encodingContext.UseReduceExtrapolate);
DwtBands crBD = DwtBands.GetFromLinearizationResult(encodingContext.DRS.Cr_DwtQ, encodingContext.UseReduceExtrapolate);
DTS_Component(yBD, TileComponents.Y, chunk);
DTS_Component(cbBD, TileComponents.Cb, chunk);
DTS_Component(crBD, TileComponents.Cr, chunk);
DwtTile dwtDts = new DwtTile(yBD.GetLinearizationData(), cbBD.GetLinearizationData(), crBD.GetLinearizationData());
return(dwtDts);
}
public static void ProgressiveQuantization(RfxProgressiveCodecContext encodingContext, ProgressiveChunk_Values chunk)
{
DwtBands yBD = DwtBands.GetFromLinearizationResult(encodingContext.DRS.Y_DwtQ, encodingContext.UseReduceExtrapolate);
DwtBands cbBD = DwtBands.GetFromLinearizationResult(encodingContext.DRS.Cb_DwtQ, encodingContext.UseReduceExtrapolate);
DwtBands crBD = DwtBands.GetFromLinearizationResult(encodingContext.DRS.Cr_DwtQ, encodingContext.UseReduceExtrapolate);
ProgressiveQuantization_Component(yBD, TileComponents.Y, chunk);
ProgressiveQuantization_Component(cbBD, TileComponents.Cb, chunk);
ProgressiveQuantization_Component(crBD, TileComponents.Cr, chunk);
DwtTile dwtDts = new DwtTile(yBD.GetLinearizationData(), cbBD.GetLinearizationData(), crBD.GetLinearizationData());
encodingContext.ProgQ = dwtDts;
//Compute DTS
encodingContext.DTS = GetDTS(encodingContext, chunk);
}
protected static void ProgressiveQuantization_Component(DwtBands dwt, TileComponents component, RFX_PROGRESSIVE_CODEC_QUANT quants)
{
//HL1, LH1, HH1, HL2, LH2, HH2, HL3, LH3, HH3, and LL3
ProgressiveQuantization_Band(dwt.HL1, BandType_Values.HL1, component, quants);
ProgressiveQuantization_Band(dwt.LH1, BandType_Values.LH1, component, quants);
ProgressiveQuantization_Band(dwt.HH1, BandType_Values.HH1, component, quants);
ProgressiveQuantization_Band(dwt.HL2, BandType_Values.HL2, component, quants);
ProgressiveQuantization_Band(dwt.LH2, BandType_Values.LH2, component, quants);
ProgressiveQuantization_Band(dwt.HH2, BandType_Values.HH2, component, quants);
ProgressiveQuantization_Band(dwt.HL3, BandType_Values.HL3, component, quants);
ProgressiveQuantization_Band(dwt.LH3, BandType_Values.LH3, component, quants);
ProgressiveQuantization_Band(dwt.HH3, BandType_Values.HH3, component, quants);
ProgressiveQuantization_Band(dwt.LL3, BandType_Values.LL3, component, quants);
}
protected static void ProgressiveQuantization_Component(DwtBands dwt, TileComponents component, ProgressiveChunk_Values chunk)
{
//HL1, LH1, HH1, HL2, LH2, HH2, HL3, LH3, HH3, and LL3
ProgressiveQuantization_Band(dwt.HL1, BandType_Values.HL1, component, chunk);
ProgressiveQuantization_Band(dwt.LH1, BandType_Values.LH1, component, chunk);
ProgressiveQuantization_Band(dwt.HH1, BandType_Values.HH1, component, chunk);
ProgressiveQuantization_Band(dwt.HL2, BandType_Values.HL2, component, chunk);
ProgressiveQuantization_Band(dwt.LH2, BandType_Values.LH2, component, chunk);
ProgressiveQuantization_Band(dwt.HH2, BandType_Values.HH2, component, chunk);
ProgressiveQuantization_Band(dwt.HL3, BandType_Values.HL3, component, chunk);
ProgressiveQuantization_Band(dwt.LH3, BandType_Values.LH3, component, chunk);
ProgressiveQuantization_Band(dwt.HH3, BandType_Values.HH3, component, chunk);
ProgressiveQuantization_Band(dwt.LL3, BandType_Values.LL3, component, chunk);
}
/// <summary>
/// Create an instance from the given DWT data
/// </summary>
/// <param name="data">The linearization DWT data</param>
/// <param name="useReduceExtrapolate">Indicates if Reduce-Extrapolate method used in DWT</param>
/// <returns>A DWTBands instance</returns>
public static DwtBands GetFromLinearizationResult(short[] data, bool useReduceExtrapolate)
{
int curIdx = 0;
DwtBands bDwt = new DwtBands();
bDwt.HL1 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HL1, useReduceExtrapolate)];
bDwt.LH1 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LH1, useReduceExtrapolate)];
bDwt.HH1 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HH1, useReduceExtrapolate)];
bDwt.HL2 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HL2, useReduceExtrapolate)];
bDwt.LH2 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LH2, useReduceExtrapolate)];
bDwt.HH2 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HH2, useReduceExtrapolate)];
bDwt.HL3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HL3, useReduceExtrapolate)];
bDwt.LH3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LH3, useReduceExtrapolate)];
bDwt.HH3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.HH3, useReduceExtrapolate)];
bDwt.LL3 = new short[RdpegfxTileUtils.GetBandSize(BandType_Values.LL3, useReduceExtrapolate)];
Array.Copy(data, curIdx, bDwt.HL1, 0, bDwt.HL1.Length); curIdx += bDwt.HL1.Length;
Array.Copy(data, curIdx, bDwt.LH1, 0, bDwt.LH1.Length); curIdx += bDwt.LH1.Length;
Array.Copy(data, curIdx, bDwt.HH1, 0, bDwt.HH1.Length); curIdx += bDwt.HH1.Length;
Array.Copy(data, curIdx, bDwt.HL2, 0, bDwt.HL2.Length); curIdx += bDwt.HL2.Length;
Array.Copy(data, curIdx, bDwt.LH2, 0, bDwt.LH2.Length); curIdx += bDwt.LH2.Length;
Array.Copy(data, curIdx, bDwt.HH2, 0, bDwt.HH2.Length); curIdx += bDwt.HH2.Length;
Array.Copy(data, curIdx, bDwt.HL3, 0, bDwt.HL3.Length); curIdx += bDwt.HL3.Length;
Array.Copy(data, curIdx, bDwt.LH3, 0, bDwt.LH3.Length); curIdx += bDwt.LH3.Length;
Array.Copy(data, curIdx, bDwt.HH3, 0, bDwt.HH3.Length); curIdx += bDwt.HH3.Length;
Array.Copy(data, curIdx, bDwt.LL3, 0, bDwt.LL3.Length); curIdx += bDwt.LL3.Length;
return bDwt;
}