default config has values commented out

.env.example

@@ -1,29 +1,32 @@
 ## rsCap Configuration
+#
+# Default values, uncomment to override, use command line to override this file
+#
 
 ## Debugging
 RUST_LOG="info" # debug, info, error
-DEBUG=false     # Hexdump each packet
-SILENT=false    # No output when running
-SEND_JSON_HEADER=false # Send a json header with each ZMQ data packet
+#DEBUG=false     # Hexdump each packet
+#SILENT=false    # No output when running
+#SEND_JSON_HEADER=false # Send a json header with each ZMQ data packet
 
 ## ATTENTION: Wireless fails to capture reliably in most cases
-USE_WIRELESS=false # Allow wireless interface usage
+#USE_WIRELESS=false # Allow wireless interface usage
 
 ## Server writes to this ZMQ Host/Port
 ## Client reads from this ZMQ Host/Port
-# ZeroMQ output host and port to TCP Publish
-TARGET_IP="127.0.0.1"
-TARGET_PORT=5556
+## ZeroMQ output host and port to TCP Publish
+#TARGET_IP="127.0.0.1"
+#TARGET_PORT=5556
 
 ## ATTENTION: Linux requires setting device name
-# Pcap device to listen to, empty for autodetection
-SOURCE_DEVICE=""
+## Pcap device to listen to, empty for autodetection
+#SOURCE_DEVICE=""
 
 ## Listen to MpegTS Multicast UDP
 ## ATTENTION: FIXME RTP SMPTE2110 support is minimal capture w/out stats
-# Pcap filter for MpegTS multicast host and port
-SOURCE_IP="224.0.0.200"
-SOURCE_PORT=10000
+## Pcap filter for MpegTS multicast host and port
+#SOURCE_IP="224.0.0.200"
+#SOURCE_PORT=10000
 
 ## Client writes this file if it is defined
 ## TODO: need to allow application to handle this on cmdline input
@@ -32,16 +35,19 @@ SOURCE_PORT=10000
 ## TODO: header parsing for SCTE35/SCTE104, Captions, SEI...
 ## TODO: audio analysis
 ## TODO: create client fan-out processing of different tasks distributed w/ZMQ
-# Output file name for client capture from ZeroMQ output
-OUTPUT_FILE=capture.ts
+## Output file name for client capture from ZeroMQ output
+#OUTPUT_FILE=capture.ts
 
 ## IO Read/Write values to use
-# Packet Size of batch packets and general divisibility of buffers captured
-PACKET_SIZE=188 # SMPTE 2110 isn't specifically packetizing, uses BATCH_SIZE * PACKET_SIZE + PAYLOAD_OFFSET
-# Ethernet (14 bytes) + IP (20 bytes) + UDP (8 bytes)
-PAYLOAD_OFFSET=42 # pcap capture buffer offset for ethernet/ip headers
-# number of packets to batch before sending to ZMQ
-BATCH_SIZE=7 # 7 188 byte packets == 1316 + 42 == 1358 is default
-# Pcap Read Timeout in MS
-READ_TIME_OUT=60000
+## Packet Size of batch packets and general divisibility of buffers captured
+#PACKET_SIZE=188 # SMPTE 2110 isn't specifically packetizing, uses BATCH_SIZE * PACKET_SIZE + PAYLOAD_OFFSET
+
+## Ethernet (14 bytes) + IP (20 bytes) + UDP (8 bytes)
+#PAYLOAD_OFFSET=42 # pcap capture buffer offset for ethernet/ip headers
+
+## number of packets to batch before sending to ZMQ
+#BATCH_SIZE=7 # 7 188 byte packets == 1316 + 42 == 1358 is default
+
+## Pcap Read Timeout in MS
+#READ_TIME_OUT=60000