bool Primaries::RgbSystem::read_coord_tuple (Vec2 &c, const vsutl::FilterBase &filter, const ::VSMap &in, ::VSMap &out, const char *name_0)
{
bool set_flag = false;
typedef std::vector <double> Vect;
Vect v_def;
Vect c_v = filter.get_arg_vflt (in, out, name_0, v_def);
if (c_v.size () != 0)
{
if (c_v.size () != c.size ())
{
fstb::snprintf4all (
filter._filter_error_msg_0,
filter._max_error_buf_len,
"%s: wrong number of coordinates (expected %d).",
name_0,
int (c.size ())
);
filter.throw_inval_arg (filter._filter_error_msg_0);
}
double sum = 0;
for (size_t k = 0; k < c_v.size (); ++k)
{
sum += c_v [k];
c [k] = c_v [k];
}
if (c [1] == 0)
{
fstb::snprintf4all (
filter._filter_error_msg_0,
filter._max_error_buf_len,
"%s: y coordinate cannot be 0.",
name_0
);
filter.throw_inval_arg (filter._filter_error_msg_0);
}
set_flag = true;
}
return (set_flag);
}
void Primaries::RgbSystem::init (const vsutl::FilterBase &filter, const ::VSMap &in, ::VSMap &out, const char *preset_0)
{
assert (preset_0 != 0);
std::string preset_str = filter.get_arg_str (in, out, preset_0, "");
fstb::conv_to_lower_case (preset_str);
_preset = conv_string_to_primaries (preset_str, preset_0);
if (_preset >= 0)
{
set (_preset);
}
}
fmtcl::ColorSpaceH265 Matrix::find_cs_from_mat_str (const vsutl::FilterBase &flt, const std::string &mat, bool allow_2020cl_flag)
{
assert (&flt != 0);
assert (&mat != 0);
fmtcl::ColorSpaceH265 cs = fmtcl::ColorSpaceH265_UNSPECIFIED;
if (mat.empty () || mat == "rgb")
{
cs = fmtcl::ColorSpaceH265_RGB;
}
else if (mat == "601")
{
cs = fmtcl::ColorSpaceH265_SMPTE170M;
}
else if (mat == "709")
{
cs = fmtcl::ColorSpaceH265_BT709;
}
else if (mat == "240")
{
cs = fmtcl::ColorSpaceH265_SMPTE240M;
}
else if (mat == "fcc")
{
cs = fmtcl::ColorSpaceH265_FCC;
}
else if (mat == "ycgco" || mat == "ycocg")
{
cs = fmtcl::ColorSpaceH265_YCGCO;
}
else if (mat == "2020")
{
cs = fmtcl::ColorSpaceH265_BT2020NCL;
}
else if (mat == "2020CL" && allow_2020cl_flag)
{
cs = fmtcl::ColorSpaceH265_BT2020CL;
}
else
{
flt.throw_inval_arg ("unknown matrix identifier.");
}
return (cs);
}
// str should be already converted to lower case
fmtcl::TransCurve Transfer::conv_string_to_curve (const vsutl::FilterBase &flt, const std::string &str)
{
assert (&flt != 0);
assert (&str != 0);
fmtcl::TransCurve c = fmtcl::TransCurve_UNDEF;
if (str == "709")
{
c = fmtcl::TransCurve_709;
}
else if (str == "470m")
{
c = fmtcl::TransCurve_470M;
}
else if (str == "470bg")
{
c = fmtcl::TransCurve_470BG;
}
else if (str == "601")
{
c = fmtcl::TransCurve_601;
}
else if (str == "240")
{
c = fmtcl::TransCurve_240;
}
else if (str.empty () || str == "linear")
{
c = fmtcl::TransCurve_LINEAR;
}
else if (str == "log100")
{
c = fmtcl::TransCurve_LOG100;
}
else if (str == "log316")
{
c = fmtcl::TransCurve_LOG316;
}
else if (str == "61966-2-4")
{
c = fmtcl::TransCurve_61966_2_4;
}
else if (str == "1361")
{
c = fmtcl::TransCurve_1361;
}
else if (str == "61966-2-1" || str == "srgb" || str == "sycc")
{
c = fmtcl::TransCurve_SRGB;
}
else if (str == "2020_10")
{
c = fmtcl::TransCurve_2020_10;
}
else if (str == "2020_12" || str == "2020")
{
c = fmtcl::TransCurve_2020_12;
}
else if (str == "2084")
{
c = fmtcl::TransCurve_2084;
}
else if (str == "428-1" || str == "428")
{
c = fmtcl::TransCurve_428;
}
else if (str == "1886")
{
c = fmtcl::TransCurve_1886;
}
else if (str == "1886a")
{
c = fmtcl::TransCurve_1886A;
}
else if (str == "filmstream")
{
c = fmtcl::TransCurve_FILMSTREAM;
}
else if (str == "slog")
{
c = fmtcl::TransCurve_SLOG;
}
else if (str == "logc2")
{
c = fmtcl::TransCurve_LOGC2;
}
else if (str == "logc3")
{
c = fmtcl::TransCurve_LOGC3;
}
else if (str == "canonlog")
{
c = fmtcl::TransCurve_CANONLOG;
}
else
{
flt.throw_inval_arg ("unknown matrix identifier.");
}
return (c);
}