[tensor_sparse] Implement tensor_sparse_enc and tensor_sparse_dec

- tensor_sparse_enc: encoding static tensors into sparse tensors
- tensor_sparse_dec: decoding sparse tensors into stsatic tensors

Signed-off-by: Yongjoo Ahn <yongjoo1.ahn@samsung.com>

Author: anyj0527

gst/nnstreamer/meson.build

@@ -55,6 +55,7 @@ nnst_plugins = [
   'tensor_mux',
   'tensor_sink',
   'tensor_source',
+  'tensor_sparse',
   'tensor_split',
   'tensor_transform',
   'tensor_filter',

gst/nnstreamer/registerer/nnstreamer.c

@@ -61,6 +61,8 @@
 #if defined(__gnu_linux__) && !defined(__ANDROID__)
 #include <tensor_source/tensor_src_iio.h>
 #endif /* __gnu_linux__ && !__ANDROID__ */
+#include <tensor_sparse/tensor_sparse_enc.h>
+#include <tensor_sparse/tensor_sparse_dec.h>
 #include <tensor_split/gsttensorsplit.h>
 #include <tensor_transform/tensor_transform.h>
 #include <tensor_if/gsttensorif.h>
@@ -94,6 +96,8 @@ gst_nnstreamer_init (GstPlugin * plugin)
   NNSTREAMER_INIT (plugin, reposink, REPOSINK);
   NNSTREAMER_INIT (plugin, reposrc, REPOSRC);
   NNSTREAMER_INIT (plugin, sink, SINK);
+  NNSTREAMER_INIT (plugin, sparse_enc, SPARSE_ENC);
+  NNSTREAMER_INIT (plugin, sparse_dec, SPARSE_DEC);
   NNSTREAMER_INIT (plugin, split, SPLIT);
   NNSTREAMER_INIT (plugin, transform, TRANSFORM);
   NNSTREAMER_INIT (plugin, if, IF);

gst/nnstreamer/tensor_sparse/meson.build

@@ -0,0 +1,9 @@
+tensor_sparse_sources = [
+  'tensor_sparse_util.c',
+  'tensor_sparse_enc.c',
+  'tensor_sparse_dec.c'
+]
+
+foreach s : tensor_sparse_sources
+  nnstreamer_sources += join_paths(meson.current_source_dir(), s)
+endforeach