public static BytePtr PDJPG_EmitTagLayer(PDJPG_Context ctx,
BytePtr ct, string name)
{
BytePtr ctt;
int i;
//ctx.huff.ct = ct; ctx.huff.win = 0; ctx.huff.pos = 0;
//ctx.huff.InitOutputStream(ctx, ct);
ct.emit(0xFF);
ct.emit(JPG.JPG_APP11);
ctt = ct;
ct.emit(0x00);
ct.emit(0x00);
ct.EmitString("TagLayer");
ct.EmitString(name);
i = ct - ctt;
ctt[0] = (i >> 8) & 0xFF; ctt[1] = i & 0xFF;
return (ct);
}
public static BytePtr PDJPG_EmitMarkerJFIF(PDJPG_Context ctx, BytePtr ct)
{
BytePtr ctt;
int i;
if (ctx.jpg_clrtrans != PDJPG_CLRS_YCBCR)
return (ct);
//ctx.huff.ct = ct; ctx.huff.win = 0; ctx.huff.pos = 0;
//ctx.huff.InitOutputStream(ctx, ct);
ct.emit(0xFF);
ct.emit(JPG.JPG_APP0);
ctt = ct;
ct.emit(0x00);
ct.emit(0x00);
ct.EmitString("JFIF");
//PDJPG_WriteString(ctx, "JFIF");
ct.emit(0x01); //version high
ct.emit(0x02); //version low
ct.emit(0x00); //no units
ct.emit(0x00); //X density
ct.emit(0x01);
ct.emit(0x00); //Y density
ct.emit(0x01);
ct.emit(0x00); //thumbnail
ct.emit(0x00);
// ctx.huff.WriteString(ctx, name);
i = ct - ctt;
ctt[0] = (i >> 8) & 0xFF; ctt[1] = i & 0xFF;
return (ct);
}
