Add: Difference between revisions

Latest revision as of 09:23, 25 August 2022

Add samples across all input streams.

For all n samples on all M input streams x_m:

output[n] = sum( x_0[n], x_1[n], ..., x_m[n])

IO Type

Supported data types

This flowgraph uses an Add Block to generate the classic "dial tone".

@@ Line 1: / Line 1: @@
-Adds samples across all input streams, i.e.:
+[[Category:Block Docs]]
+Add samples across all input streams.
-output = sum(input[0], input[1], ..., input[M-1])
+For all n samples on all M input streams x_m:
+ output[n] = sum( x_0[n], x_1[n], ..., x_m[n])
+== Supported Data Types ==
+* Complex
+* Float
+* Int
+* Short
+== Parameters ==
+; IO Type
+: Supported data types
+:* Complex
+:* Float
+:* Int
+:* Short
+; Vec Length
+: Length of the vector
+; Num Inputs
+: Number of streams to add
+== Example Flowgraph ==
+This flowgraph uses an Add Block to generate the classic "dial tone".<br>
+[[File:Add block fg.png|700px]]
+[[File:Add_Block_out.png|700px]]
+== Source Files ==
+; C++ files
+: [https://github.com/gnuradio/gnuradio/blob/main/gr-blocks/lib/add_blk_impl.cc add_blk_impl.cc]
+; Header files
+: [https://github.com/gnuradio/gnuradio/blob/main/gr-blocks/lib/add_blk_impl.h add_blk_impl.h]
+; Public header files
+: [https://github.com/gnuradio/gnuradio/blob/main/gr-blocks/include/gnuradio/blocks/add_blk.h add_blk.h]
+; Block definition
+: [https://github.com/gnuradio/gnuradio/blob/main/gr-blocks/grc/blocks_add_xx.block.yml blocks_add_xx.block.yml]