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COCOReader: Support for uncompressed RLE masks #2478

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merged 8 commits into from
Nov 30, 2020
Merged

COCOReader: Support for uncompressed RLE masks #2478

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5e77d58
Save rle masks with preprocessed annotations.
jantonguirao Nov 18, 2020
d569d58
Uncompressed RLE counts handling
jantonguirao Nov 19, 2020
9c9af17
[Temp] Select DALI_extra branch for testing
jantonguirao Nov 19, 2020
d72def9
Code review fixes
jantonguirao Nov 19, 2020
88f5478
Code review fixes
jantonguirao Nov 20, 2020
ddaf812
Temp: Fix setup_dali_extra.sh
jantonguirao Nov 23, 2020
ebdf7d7
Code review fixes
jantonguirao Nov 25, 2020
57171bd
Code review fixes
jantonguirao Nov 27, 2020
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2 changes: 1 addition & 1 deletion DALI_EXTRA_VERSION
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Original file line number Diff line number Diff line change
@@ -1 +1 @@
fdd536addddc0f1a5bd52a15db708f95492c813e
355734c4d6f2d3ec77fddf849adac2b812769712
5 changes: 3 additions & 2 deletions dali/operators/reader/coco_reader_op.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -264,11 +264,12 @@ void COCOReader::PixelwiseMasks(int image_idx, int* mask) {
RLE* R;
rlesInit(&R, *labels.rbegin() + 1);

// Create a run-length encoding for each compressed string representation
// Mask was originally described in RLE format
for (uint ann_id = 0 ; ann_id < masks_info.mask_indices.size(); ann_id++) {
const auto &rle = masks_info.rles[ann_id];
auto mask_idx = masks_info.mask_indices[ann_id];
int label = labels_span[mask_idx];
rleFrString(&R[label], const_cast<char*>(masks_info.rles[ann_id].c_str()), h, w);
rleInit(&R[label], rle->h, rle->w, rle->m, rle->cnts);
}

// Merge each label (from multi-polygons annotations)
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