本文整理汇总了C++中LibRaw::get_decoder_info方法的典型用法代码示例。如果您正苦于以下问题：C++ LibRaw::get_decoder_info方法的具体用法？C++ LibRaw::get_decoder_info怎么用？C++ LibRaw::get_decoder_info使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类LibRaw的用法示例。
在下文中一共展示了LibRaw::get_decoder_info方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: libraw_get_decoder_info
int libraw_get_decoder_info(libraw_data_t* lr,libraw_decoder_info_t *d)
{
if(!lr || !d) return EINVAL;
LibRaw *ip = (LibRaw*) lr->parent_class;
return ip->get_decoder_info(d);
}示例2: if
//.........这里部分代码省略.........
// Set the attribute in the output spec
m_spec.attribute ("raw:Exposure", exposure);
}
// Interpolation quality
// note: LibRaw must be compiled with demosaic pack GPL2 to use
// demosaic algorithms 5-9. It must be compiled with demosaic pack GPL3 for
// algorithm 10. If either of these packs are not includeded, it will silently use option 3 - AHD
std::string demosaic = config.get_string_attribute ("raw:Demosaic");
if (demosaic.size()) {
static const char *demosaic_algs[] = { "linear",
"VNG",
"PPG",
"AHD",
"DCB",
"Modified AHD",
"AFD",
"VCD",
"Mixed",
"LMMSE",
"AMaZE",
// Future demosaicing algorithms should go here
NULL
};
size_t d;
for (d=0; d < sizeof(demosaic_algs) / sizeof(demosaic_algs[0]); d++)
if (demosaic == demosaic_algs[d])
break;
if (demosaic == demosaic_algs[d])
m_processor.imgdata.params.user_qual = d;
else if (demosaic == "none") {
// See if we can access the Bayer patterned data for this raw file
libraw_decoder_info_t decoder_info;
m_processor.get_decoder_info(&decoder_info);
if (!(decoder_info.decoder_flags & LIBRAW_DECODER_FLATFIELD)) {
error("Unable to extract unbayered data from file \"%s\"", name.c_str());
return false;
}
// User has selected no demosaicing, so no processing needs to be done
m_process = false;
// The image width and height may be different now, so update with new values
// Also we will only be reading back a single, bayered channel
m_spec.width = m_processor.imgdata.sizes.raw_width;
m_spec.height = m_processor.imgdata.sizes.raw_height;
m_spec.nchannels = 1;
m_spec.channelnames.clear();
m_spec.channelnames.push_back("R");
// Also, any previously set demosaicing options are void, so remove them
m_spec.erase_attribute("oiio:Colorspace", TypeDesc::STRING);
m_spec.erase_attribute("raw:Colorspace", TypeDesc::STRING);
m_spec.erase_attribute("raw:Exposure", TypeDesc::STRING);
}
else {
error("raw:Demosaic set to unknown value");
return false;
}
// Set the attribute in the output spec
m_spec.attribute("raw:Demosaic", demosaic);
} else {
m_processor.imgdata.params.user_qual = 3;
m_spec.attribute("raw:Demosaic", "AHD");
}