/// <summary> /// Convert encoded band layer structure into byte stream. /// </summary> /// <param name = "bandData">The structure data to be converted into byte stream.</param> public byte[] ToBytes(CLEARCODEC_BAND bandData) { List <byte> bufList = new List <byte>(); bufList.AddRange(TypeMarshal.ToBytes <ushort>(bandData.xStart)); bufList.AddRange(TypeMarshal.ToBytes <ushort>(bandData.xEnd)); bufList.AddRange(TypeMarshal.ToBytes <ushort>(bandData.yStart)); bufList.AddRange(TypeMarshal.ToBytes <ushort>(bandData.yEnd)); bufList.AddRange(TypeMarshal.ToBytes <byte>(bandData.blueBkg)); bufList.AddRange(TypeMarshal.ToBytes <byte>(bandData.greenBkg)); bufList.AddRange(TypeMarshal.ToBytes <byte>(bandData.redBkg)); for (int i = 0; i < bandData.vBars.Count(); i++) { if (bandData.vBars[i].type == VBAR_TYPE.VBAR_CACHE_HIT) // 1 bit check. { VBAR_CACHE_HIT vbarCacheHit = bandData.vBars[i].vbarCacheHit; bufList.AddRange(ToBytes(vbarCacheHit)); if (ccTestType == RdpegfxNegativeTypes.ClearCodec_Band_VBarCacheHit_ShortVBarPixelsExist) { // Add an additional pixel into encoded data. Color_RGB pixel = new Color_RGB(); bufList.AddRange(TypeMarshal.ToBytes <byte>(pixel.B)); bufList.AddRange(TypeMarshal.ToBytes <byte>(pixel.G)); bufList.AddRange(TypeMarshal.ToBytes <byte>(pixel.R)); } } else if (bandData.vBars[i].type == VBAR_TYPE.SHORT_VBAR_CACHE_HIT) // 2 bits check. { SHORT_VBAR_CACHE_HIT svbarCacheHit = bandData.vBars[i].shortVbarCacheHit; bufList.AddRange(ToBytes(svbarCacheHit)); if (ccTestType == RdpegfxNegativeTypes.ClearCodec_Band_ShortVBarCacheHit_ShortVBarPixelsExist) { // add an additional pixel into encoded data Color_RGB pixel = new Color_RGB(); bufList.AddRange(TypeMarshal.ToBytes <byte>(pixel.B)); bufList.AddRange(TypeMarshal.ToBytes <byte>(pixel.G)); bufList.AddRange(TypeMarshal.ToBytes <byte>(pixel.R)); } } else if (bandData.vBars[i].type == VBAR_TYPE.SHORT_VBAR_CACHE_MISS) // 2 bits check. { SHORT_VBAR_CACHE_MISS svbarCacheMiss = bandData.vBars[i].shortVbarCacheMiss; bufList.AddRange(ToBytes(svbarCacheMiss)); } } return(bufList.ToArray()); }
/// <summary> /// It decode band layer byte stream into CLEARCODEC_BAND_DATA structure /// </summary> /// <param name = "bands"> The structure that decode result save to. </param> /// <return> true if decode success, otherwise return false </return> public bool Decode(ref CLEARCODEC_BAND_DATA bands) { if (decodeData == null) return false; List<CLEARCODEC_BAND> bandList = new List<CLEARCODEC_BAND>(); while (offset < decodeData.Count()) { CLEARCODEC_BAND band = new CLEARCODEC_BAND(); if (!DecodeBand(ref band)) return false; bandList.Add(band); } bands.bandArr = bandList.ToArray(); return true; }
/// <summary> /// It decode byte stream into CLEARCODEC_BAND structure /// </summary> /// <param name = "band"> The structure that decode result save to. </param> public bool DecodeBand(ref CLEARCODEC_BAND band) { if (!DecodeUShort(ref band.xStart)) { return(false); } if (!DecodeUShort(ref band.xEnd)) { return(false); } if (!DecodeUShort(ref band.yStart)) { return(false); } if (!DecodeUShort(ref band.yEnd)) { return(false); } if (!DecodeByte(ref band.blueBkg)) { return(false); } if (!DecodeByte(ref band.greenBkg)) { return(false); } if (!DecodeByte(ref band.redBkg)) { return(false); } ushort vbarCount = (ushort)(band.xEnd - band.xStart + 1); List <CLEARCODEC_VBAR> vbarList = new List <CLEARCODEC_VBAR>(); for (int i = 0; i < vbarCount; i++) { CLEARCODEC_VBAR vbar = new CLEARCODEC_VBAR(); if (!DecodeBandVBar(ref vbar)) { return(false); } vbarList.Add(vbar); } band.vBars = vbarList.ToArray(); return(true); }
/// <summary> /// Encode multiple band bitmap into byte stream /// </summary> /// <param name="bandDict">The structure saves multiple band bitmap and position.</param> /// <param name="vbarCacheEnabled">if vbar or short vbar cache is used when encoding band</param> public CLEARCODEC_BAND_DATA Encode(Dictionary <ClearCodec_RECT16, Bitmap> bandDict) { List <CLEARCODEC_BAND> bandList = new List <CLEARCODEC_BAND>(); foreach (KeyValuePair <ClearCodec_RECT16, Bitmap> band in bandDict) { if (band.Value == null) { continue; } CLEARCODEC_BAND bandData = EncodeBand(band.Value, band.Key); bandList.Add(bandData); } CLEARCODEC_BAND_DATA bands = new CLEARCODEC_BAND_DATA(); bands.bandArr = bandList.ToArray(); return(bands); }
/// <summary> /// It decode band layer byte stream into CLEARCODEC_BAND_DATA structure /// </summary> /// <param name = "bands"> The structure that decode result save to. </param> /// <return> true if decode success, otherwise return false </return> public bool Decode(ref CLEARCODEC_BAND_DATA bands) { if (decodeData == null) { return(false); } List <CLEARCODEC_BAND> bandList = new List <CLEARCODEC_BAND>(); while (offset < decodeData.Count()) { CLEARCODEC_BAND band = new CLEARCODEC_BAND(); if (!DecodeBand(ref band)) { return(false); } bandList.Add(band); } bands.bandArr = bandList.ToArray(); return(true); }
/// <summary> /// It decode byte stream into CLEARCODEC_BAND structure /// </summary> /// <param name = "band"> The structure that decode result save to. </param> public bool DecodeBand(ref CLEARCODEC_BAND band) { if (!DecodeUShort(ref band.xStart)) return false; if (!DecodeUShort(ref band.xEnd)) return false; if (!DecodeUShort(ref band.yStart)) return false; if (!DecodeUShort(ref band.yEnd)) return false; if (!DecodeByte(ref band.blueBkg)) return false; if (!DecodeByte(ref band.greenBkg)) return false; if (!DecodeByte(ref band.redBkg)) return false; ushort vbarCount = (ushort)(band.xEnd - band.xStart + 1); List<CLEARCODEC_VBAR> vbarList = new List<CLEARCODEC_VBAR>(); for (int i = 0; i < vbarCount; i++) { CLEARCODEC_VBAR vbar = new CLEARCODEC_VBAR(); if (!DecodeBandVBar(ref vbar)) return false; vbarList.Add(vbar); } band.vBars = vbarList.ToArray(); return true; }
/// <summary> /// Encode a band bitmap into byte stream /// </summary> /// <param name="bandBmp">The bitmap to be encoded in band layer.</param> /// <param name="bandRect">The band position relative to bitmap left-top edge.</param> public CLEARCODEC_BAND EncodeBand(Bitmap bandBmp, ClearCodec_RECT16 bandRect) { CLEARCODEC_BAND bandData = new CLEARCODEC_BAND(); Color bgColor = bandBmp.GetPixel(0, 0); bandData.xStart = bandRect.left; bandData.xEnd = (ushort)(bandRect.right - 1); bandData.yStart = bandRect.top; bandData.yEnd = (ushort)(bandRect.bottom - 1); bandData.blueBkg = bgColor.B; bandData.greenBkg = bgColor.G; bandData.redBkg = bgColor.R; List <CLEARCODEC_VBAR> vBarList = new List <CLEARCODEC_VBAR>(); // use short vbar cache miss method for (ushort x = 0; x < bandBmp.Width; x++) { byte shortVBarYOn = 0; // relative to top of V-Bar, won't excceed 52 byte shortVBarYOff = 0; // relative to top of V-Bar, won't excceed 52 // find shortVBarYOn from top byte y; // bandBmp.Height can't exceed 52 pixels for (y = 0; y < bandBmp.Height; y++) { Color pixelColor = bandBmp.GetPixel(x, y); if (!bgColor.Equals(pixelColor)) { shortVBarYOn = (byte)y; break; } } // the whole vbar use bgColor if (y == (ushort)bandBmp.Height) { shortVBarYOn = (byte)y; shortVBarYOff = (byte)y; } // find shortVBarYOff from bottem, which is the first position for left bgcolor for (y = (byte)(bandBmp.Height - 1); y > shortVBarYOn; y--) { Color pixelColor = bandBmp.GetPixel(x, y); if (!bgColor.Equals(pixelColor)) { shortVBarYOff = (byte)(y + 1); break; } } // only one point in shortVBar is different from bgColor if (y == shortVBarYOn) { shortVBarYOff = (byte)(shortVBarYOn + 1); } // construct short Vbar Pixels List <Color_RGB> shortVBarPixelList = new List <Color_RGB>(); for (y = shortVBarYOn; y < shortVBarYOff; y++) { Color pixelColor = bandBmp.GetPixel(x, y); Color_RGB svbarColor = new Color_RGB(); svbarColor.B = pixelColor.B; svbarColor.G = pixelColor.G; svbarColor.R = pixelColor.R; shortVBarPixelList.Add(svbarColor); } // construct vbar pixels List <Color_RGB> vBarPixelList = new List <Color_RGB>(); for (int k = 0; k < bandBmp.Height; k++) { Color pixelColor = bandBmp.GetPixel(x, k); Color_RGB vbarColor = new Color_RGB(); vbarColor.B = pixelColor.B; vbarColor.G = pixelColor.G; vbarColor.R = pixelColor.R; vBarPixelList.Add(vbarColor); } // check if vbar or short vbar cache matched ushort vbarIdx = GetVbarIndex(vBarPixelList); if (vbarIdx != 0xffff) { // use cache index CLEARCODEC_VBAR vBar = new CLEARCODEC_VBAR(); vBar.type = VBAR_TYPE.VBAR_CACHE_HIT; vBar.vbarCacheHit.x = 0x1; vBar.vbarCacheHit.vBarIndex = vbarIdx; vBarList.Add(vBar); continue; } else { vBarDict.Add(vBarPixelList, vBarCursor); vBarCursor = (ushort)((vBarCursor + 1) % CLEARCODEC_CONST.CLEARCODEC_BAND_MAX_VBAR_CACHE_SLOT); } // cechk short vbar cache ushort shortvbarIdx = GetShortVbarIndex(shortVBarPixelList); if (shortvbarIdx != 0xffff) { // use short vbar cache index CLEARCODEC_VBAR svBar = new CLEARCODEC_VBAR(); svBar.type = VBAR_TYPE.SHORT_VBAR_CACHE_HIT; svBar.shortVbarCacheHit.x = 0x1; svBar.shortVbarCacheHit.shortVBarIndex = shortvbarIdx; svBar.shortVbarCacheHit.shortVBarYOn = shortVBarYOn; vBarList.Add(svBar); continue; } else { // add short vbar into cache dictionary and send the short vbar vbar in SHORT_VBAR_CACHE_MISS structure later. shortvBarDict.Add(shortVBarPixelList, shortvBarCursor); shortvBarCursor = (ushort)((shortvBarCursor + 1) % CLEARCODEC_CONST.CLEARCODEC_BAND_MAX_SHORT_VBAR_CACHE_SLOT); } // get to here mean no vbar or short vbar cache hit CLEARCODEC_VBAR vBarUncache = new CLEARCODEC_VBAR(); vBarUncache.type = VBAR_TYPE.SHORT_VBAR_CACHE_MISS; vBarUncache.shortVbarCacheMiss.x = 0x0; // pack data into vBar.shortVbarCacheMiss vBarUncache.shortVbarCacheMiss.shortVBarYOn = shortVBarYOn; vBarUncache.shortVbarCacheMiss.shortVBarYOff = shortVBarYOff; if (shortVBarYOff > shortVBarYOn) { vBarUncache.shortVbarCacheMiss.shortVBarPixels = shortVBarPixelList.ToArray(); } vBarList.Add(vBarUncache); } bandData.vBars = vBarList.ToArray(); return(bandData); }
/// <summary> /// Convert encoded band layer structure into byte stream. /// </summary> /// <param name = "bandData">The structure data to be converted into byte stream.</param> public byte[] ToBytes(CLEARCODEC_BAND bandData) { List<byte> bufList = new List<byte>(); bufList.AddRange(TypeMarshal.ToBytes<ushort>(bandData.xStart)); bufList.AddRange(TypeMarshal.ToBytes<ushort>(bandData.xEnd)); bufList.AddRange(TypeMarshal.ToBytes<ushort>(bandData.yStart)); bufList.AddRange(TypeMarshal.ToBytes<ushort>(bandData.yEnd)); bufList.AddRange(TypeMarshal.ToBytes<byte>(bandData.blueBkg)); bufList.AddRange(TypeMarshal.ToBytes<byte>(bandData.greenBkg)); bufList.AddRange(TypeMarshal.ToBytes<byte>(bandData.redBkg)); for (int i = 0; i < bandData.vBars.Count(); i++) { if (bandData.vBars[i].type == VBAR_TYPE.VBAR_CACHE_HIT) // 1 bit check. { VBAR_CACHE_HIT vbarCacheHit = bandData.vBars[i].vbarCacheHit; bufList.AddRange(ToBytes(vbarCacheHit)); if (ccTestType == RdpegfxNegativeTypes.ClearCodec_Band_VBarCacheHit_ShortVBarPixelsExist) { // Add an additional pixel into encoded data. Color_RGB pixel = new Color_RGB(); bufList.AddRange(TypeMarshal.ToBytes<byte>(pixel.B)); bufList.AddRange(TypeMarshal.ToBytes<byte>(pixel.G)); bufList.AddRange(TypeMarshal.ToBytes<byte>(pixel.R)); } } else if (bandData.vBars[i].type == VBAR_TYPE.SHORT_VBAR_CACHE_HIT) // 2 bits check. { SHORT_VBAR_CACHE_HIT svbarCacheHit = bandData.vBars[i].shortVbarCacheHit; bufList.AddRange(ToBytes(svbarCacheHit)); if (ccTestType == RdpegfxNegativeTypes.ClearCodec_Band_ShortVBarCacheHit_ShortVBarPixelsExist) { // add an additional pixel into encoded data Color_RGB pixel = new Color_RGB(); bufList.AddRange(TypeMarshal.ToBytes<byte>(pixel.B)); bufList.AddRange(TypeMarshal.ToBytes<byte>(pixel.G)); bufList.AddRange(TypeMarshal.ToBytes<byte>(pixel.R)); } } else if (bandData.vBars[i].type == VBAR_TYPE.SHORT_VBAR_CACHE_MISS) // 2 bits check. { SHORT_VBAR_CACHE_MISS svbarCacheMiss = bandData.vBars[i].shortVbarCacheMiss; bufList.AddRange(ToBytes(svbarCacheMiss)); } } return bufList.ToArray(); }
/// <summary> /// Encode a band bitmap into byte stream /// </summary> /// <param name="bandBmp">The bitmap to be encoded in band layer.</param> /// <param name="bandRect">The band position relative to bitmap left-top edge.</param> public CLEARCODEC_BAND EncodeBand(Bitmap bandBmp, ClearCodec_RECT16 bandRect) { CLEARCODEC_BAND bandData = new CLEARCODEC_BAND(); Color bgColor = bandBmp.GetPixel(0, 0); bandData.xStart = bandRect.left; bandData.xEnd = (ushort)(bandRect.right-1); bandData.yStart = bandRect.top; bandData.yEnd = (ushort)(bandRect.bottom-1); bandData.blueBkg = bgColor.B; bandData.greenBkg = bgColor.G; bandData.redBkg = bgColor.R; List<CLEARCODEC_VBAR> vBarList = new List<CLEARCODEC_VBAR>(); // use short vbar cache miss method for (ushort x = 0; x < bandBmp.Width; x++) { byte shortVBarYOn = 0; // relative to top of V-Bar, won't excceed 52 byte shortVBarYOff = 0; // relative to top of V-Bar, won't excceed 52 // find shortVBarYOn from top byte y; // bandBmp.Height can't exceed 52 pixels for ( y = 0; y < bandBmp.Height; y++) { Color pixelColor = bandBmp.GetPixel(x, y); if (!bgColor.Equals(pixelColor)) { shortVBarYOn = (byte)y; break; } } // the whole vbar use bgColor if (y == (ushort)bandBmp.Height) { shortVBarYOn = (byte)y; shortVBarYOff = (byte)y; } // find shortVBarYOff from bottem, which is the first position for left bgcolor for (y = (byte)(bandBmp.Height - 1); y > shortVBarYOn; y--) { Color pixelColor = bandBmp.GetPixel(x, y); if (!bgColor.Equals(pixelColor)) { shortVBarYOff = (byte)(y + 1); break; } } // only one point in shortVBar is different from bgColor if (y == shortVBarYOn) { shortVBarYOff = (byte)(shortVBarYOn + 1); } // construct short Vbar Pixels List<Color_RGB> shortVBarPixelList = new List<Color_RGB>(); for (y = shortVBarYOn; y < shortVBarYOff; y++) { Color pixelColor = bandBmp.GetPixel(x, y); Color_RGB svbarColor = new Color_RGB(); svbarColor.B = pixelColor.B; svbarColor.G = pixelColor.G; svbarColor.R = pixelColor.R; shortVBarPixelList.Add(svbarColor); } // construct vbar pixels List<Color_RGB> vBarPixelList = new List<Color_RGB>(); for (int k = 0; k < bandBmp.Height; k++) { Color pixelColor = bandBmp.GetPixel(x, k); Color_RGB vbarColor = new Color_RGB(); vbarColor.B = pixelColor.B; vbarColor.G = pixelColor.G; vbarColor.R = pixelColor.R; vBarPixelList.Add(vbarColor); } // check if vbar or short vbar cache matched ushort vbarIdx = GetVbarIndex(vBarPixelList); if (vbarIdx != 0xffff) { // use cache index CLEARCODEC_VBAR vBar = new CLEARCODEC_VBAR(); vBar.type = VBAR_TYPE.VBAR_CACHE_HIT; vBar.vbarCacheHit.x = 0x1; vBar.vbarCacheHit.vBarIndex = vbarIdx; vBarList.Add(vBar); continue; } else { vBarDict.Add(vBarPixelList, vBarCursor); vBarCursor = (ushort)((vBarCursor + 1) % CLEARCODEC_CONST.CLEARCODEC_BAND_MAX_VBAR_CACHE_SLOT); } // cechk short vbar cache ushort shortvbarIdx = GetShortVbarIndex(shortVBarPixelList); if (shortvbarIdx != 0xffff) { // use short vbar cache index CLEARCODEC_VBAR svBar = new CLEARCODEC_VBAR(); svBar.type = VBAR_TYPE.SHORT_VBAR_CACHE_HIT; svBar.shortVbarCacheHit.x = 0x1; svBar.shortVbarCacheHit.shortVBarIndex = shortvbarIdx; svBar.shortVbarCacheHit.shortVBarYOn = shortVBarYOn; vBarList.Add(svBar); continue; } else { // add short vbar into cache dictionary and send the short vbar vbar in SHORT_VBAR_CACHE_MISS structure later. shortvBarDict.Add(shortVBarPixelList, shortvBarCursor); shortvBarCursor = (ushort)((shortvBarCursor + 1) % CLEARCODEC_CONST.CLEARCODEC_BAND_MAX_SHORT_VBAR_CACHE_SLOT); } // get to here mean no vbar or short vbar cache hit CLEARCODEC_VBAR vBarUncache = new CLEARCODEC_VBAR(); vBarUncache.type = VBAR_TYPE.SHORT_VBAR_CACHE_MISS; vBarUncache.shortVbarCacheMiss.x = 0x0; // pack data into vBar.shortVbarCacheMiss vBarUncache.shortVbarCacheMiss.shortVBarYOn = shortVBarYOn; vBarUncache.shortVbarCacheMiss.shortVBarYOff = shortVBarYOff; if (shortVBarYOff > shortVBarYOn ) { vBarUncache.shortVbarCacheMiss.shortVBarPixels = shortVBarPixelList.ToArray(); } vBarList.Add(vBarUncache); } bandData.vBars = vBarList.ToArray(); return bandData; }