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- hide the patch size from the user (only one is used now as training was only done at that scale)

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- enable a border_threshold just like for SIFt so that calling ORB, or descriptor after feature gives the same number of features
This commit is contained in:
Vincent Rabaud
2011-06-01 02:09:31 +00:00
parent ce94e4a994
commit 211c112b91
3 changed files with 33 additions and 31 deletions
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modules/features2d/doc/feature_detection_and_description.rst
+5 -13
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@@ -231,21 +231,13 @@ Class for extracting ORB features and descriptors from an image ::
{
public:
/** The patch sizes that can be used (only one right now) */
enum PatchSize
{
PATCH_LEARNED_31 = 31
};
struct CommonParams
{
static const unsigned int DEFAULT_N_LEVELS = 3;
static const float DEFAULT_SCALE_FACTOR = 1.2;
static const unsigned int DEFAULT_FIRST_LEVEL = 0;
static const PatchSize DEFAULT_PATCH_SIZE = PATCH_LEARNED_31;
enum { DEFAULT_N_LEVELS = 3, DEFAULT_FIRST_LEVEL = 0};
/** default constructor */
CommonParams(float scale_factor = DEFAULT_SCALE_FACTOR, unsigned int n_levels = DEFAULT_N_LEVELS,
unsigned int first_level = DEFAULT_FIRST_LEVEL, PatchSize patch_size = DEFAULT_PATCH_SIZE);
CommonParams(float scale_factor = 1.2f, unsigned int n_levels = DEFAULT_N_LEVELS,
int edge_threshold = 31, unsigned int first_level = DEFAULT_FIRST_LEVEL);
void read(const FileNode& fn);
void write(FileStorage& fs) const;
@@ -257,8 +249,8 @@ Class for extracting ORB features and descriptors from an image ::
* if 1, that means we will also look at the image scale_factor_ times bigger
*/
unsigned int first_level_;
/** The size of the patch that will be used for orientation and comparisons */
PatchSize patch_size_;
/** How far from the boundary the points should be */
int edge_threshold_;
};
// c:function::default constructor