private QuantizationFactorsArray GetProgQuantizationFactorsForChunk(ProgressiveChunk_Values chunk)
{
RFX_PROGRESSIVE_CODEC_QUANT quant = RdpegfxTileUtils.GetProgCodecQuant(chunk);
QuantizationFactorsArray factors = ConvertQuant(quant);
return(factors);
}
/// <summary>
/// Get the progressive codec quantity for the specified chunk
/// </summary>
/// <param name="chunk">the chunk type</param>
/// <returns>The progressive codec quant for the specified chunk</returns>
public static RFX_PROGRESSIVE_CODEC_QUANT GetProgCodecQuant(ProgressiveChunk_Values chunk)
{
RFX_PROGRESSIVE_CODEC_QUANT progQuant = new RFX_PROGRESSIVE_CODEC_QUANT();
progQuant.yQuantValues = new RFX_COMPONMENT_CODEC_QUANT();
progQuant.cbQuantValues = new RFX_COMPONMENT_CODEC_QUANT();
progQuant.crQuantValues = new RFX_COMPONMENT_CODEC_QUANT();
//Y
progQuant.yQuantValues.LL3_HL3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LL3) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HL3) << 4));
progQuant.yQuantValues.LH3_HH3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LH3) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HH3) << 4));
progQuant.yQuantValues.HL2_LH2 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HL2) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LH2) << 4));
progQuant.yQuantValues.HH2_HL1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HH2) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HL1) << 4));
progQuant.yQuantValues.LH1_HH1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LH1) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HH1) << 4));
//Cb
progQuant.cbQuantValues.LL3_HL3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LL3) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HL3) << 4));
progQuant.cbQuantValues.LH3_HH3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LH3) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HH3) << 4));
progQuant.cbQuantValues.HL2_LH2 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HL2) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LH2) << 4));
progQuant.cbQuantValues.HH2_HL1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HH2) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HL1) << 4));
progQuant.cbQuantValues.LH1_HH1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LH1) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HH1) << 4));
//Cr
progQuant.crQuantValues.LL3_HL3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LL3) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HL3) << 4));
progQuant.crQuantValues.LH3_HH3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LH3) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HH3) << 4));
progQuant.crQuantValues.HL2_LH2 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HL2) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LH2) << 4));
progQuant.crQuantValues.HH2_HL1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HH2) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HL1) << 4));
progQuant.crQuantValues.LH1_HH1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LH1) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HH1) << 4));
return(progQuant);
}
/// <summary>
/// Get the bit-pos for a given chunk
/// </summary>
/// <param name="chunk">The chunk</param>
/// <param name="component">The compoent</param>
/// <param name="band">The band</param>
/// <returns>The bit-pos of the given band for the given chunk</returns>
public static int GetBitPosForChunk(ProgressiveChunk_Values chunk, TileComponents component, BandType_Values band)
{
if (chunk == ProgressiveChunk_Values.kChunk_None)
{
return(15); // no matter what the band or the component
}
else if (chunk == ProgressiveChunk_Values.kChunk_100)
{
return(0);
}
return(gProgressiveBitPosArray[(int)component, (int)chunk, (int)band]);
}
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);
}
static void ProgressiveQuantization_Band(short[] bandData, BandType_Values band, TileComponents component, ProgressiveChunk_Values chunk)
{
int bitPos = RdpegfxTileUtils.GetBitPosForChunk(chunk, component, band);
for (int i = 0; i < bandData.Length; i++)
{
bandData[i] = FunProgQ(bandData[i], bitPos, band);
}
}
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;
}
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);
}
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);
}
/// <summary>
/// Get the progressive codec quantity for the specified chunk
/// </summary>
/// <param name="chunk">the chunk type</param>
/// <returns>The progressive codec quant for the specified chunk</returns>
public static RFX_PROGRESSIVE_CODEC_QUANT GetProgCodecQuant(ProgressiveChunk_Values chunk)
{
RFX_PROGRESSIVE_CODEC_QUANT progQuant = new RFX_PROGRESSIVE_CODEC_QUANT();
progQuant.yQuantValues = new RFX_COMPONMENT_CODEC_QUANT();
progQuant.cbQuantValues = new RFX_COMPONMENT_CODEC_QUANT();
progQuant.crQuantValues = new RFX_COMPONMENT_CODEC_QUANT();
//Y
progQuant.yQuantValues.LL3_HL3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LL3) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HL3) << 4));
progQuant.yQuantValues.LH3_HH3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LH3) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HH3) << 4));
progQuant.yQuantValues.HL2_LH2 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HL2) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LH2) << 4));
progQuant.yQuantValues.HH2_HL1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HH2) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HL1) << 4));
progQuant.yQuantValues.LH1_HH1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.LH1) | (GetBitPosForChunk(chunk, TileComponents.Y, BandType_Values.HH1) << 4));
//Cb
progQuant.cbQuantValues.LL3_HL3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LL3) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HL3) << 4));
progQuant.cbQuantValues.LH3_HH3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LH3) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HH3) << 4));
progQuant.cbQuantValues.HL2_LH2 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HL2) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LH2) << 4));
progQuant.cbQuantValues.HH2_HL1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HH2) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HL1) << 4));
progQuant.cbQuantValues.LH1_HH1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.LH1) | (GetBitPosForChunk(chunk, TileComponents.Cb, BandType_Values.HH1) << 4));
//Cr
progQuant.crQuantValues.LL3_HL3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LL3) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HL3) << 4));
progQuant.crQuantValues.LH3_HH3 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LH3) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HH3) << 4));
progQuant.crQuantValues.HL2_LH2 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HL2) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LH2) << 4));
progQuant.crQuantValues.HH2_HL1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HH2) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HL1) << 4));
progQuant.crQuantValues.LH1_HH1 = (byte)(GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.LH1) | (GetBitPosForChunk(chunk, TileComponents.Cr, BandType_Values.HH1) << 4));
return progQuant;
}
/// <summary>
/// Get the bit-pos for a given chunk
/// </summary>
/// <param name="chunk">The chunk</param>
/// <param name="component">The compoent</param>
/// <param name="band">The band</param>
/// <returns>The bit-pos of the given band for the given chunk</returns>
public static int GetBitPosForChunk(ProgressiveChunk_Values chunk, TileComponents component, BandType_Values band)
{
if (chunk == ProgressiveChunk_Values.kChunk_None) return 15; // no matter what the band or the component
else if (chunk == ProgressiveChunk_Values.kChunk_100) return 0;
return gProgressiveBitPosArray[(int)component, (int)chunk, (int)band];
}
static void DTS_Band(short[] bandData, BandType_Values band, TileComponents component, ProgressiveChunk_Values chunk)
{
int bitPos = RdpegfxTileUtils.GetBitPosForChunk(chunk, component, band);
for (int i = 0; i < bandData.Length; i++)
{
bandData[i] = FunDTS(bandData[i], bitPos, band);
}
}
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);
}
