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counting errors based on rx_status

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drowe67 2021-12-15 07:00:20 +10:30 committed by David Rowe
parent e93dc4d197
commit 55ae1c31ef
4 changed files with 14 additions and 5 deletions
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2
CMakeLists.txt
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@ -63,7 +63,7 @@ add_test(NAME 001_highsnr_virtual_P_P
PATH=$PATH:${CODEC2_BUILD_DIR}/src;
cd ${CMAKE_CURRENT_SOURCE_DIR}/test/001_highsnr_stdio_audio;
./test_virtual.sh")
set_tests_properties(001_highsnr_virtual_P_P PROPERTIES PASS_REGULAR_EXPRESSION "RECEIVED BURSTS: 1 RECEIVED FRAMES: 2")
set_tests_properties(001_highsnr_virtual_P_P PROPERTIES PASS_REGULAR_EXPRESSION "RECEIVED BURSTS: 5 RECEIVED FRAMES: 10 RX_ERRORS: 0")
endif()

7
test/001_highsnr_stdio_audio/test_rx.py
View file

@ -82,6 +82,7 @@ total_n_bytes = 0
rx_total_frames = 0
rx_frames = 0
rx_bursts = 0
rx_errors = 0
timeout = time.time() + 10
receive = True
@ -106,8 +107,8 @@ while receive and time.time() < timeout:
nbytes = codec2.api.freedv_rawdatarx(freedv, bytes_out, data_in) # demodulate audio
total_n_bytes = total_n_bytes + nbytes
rx_status = codec2.api.freedv_get_rx_status(freedv)
if DEBUGGING_MODE == True:
rx_status = codec2.api.freedv_get_rx_status(freedv)
rx_status_string = codec2.api.rx_sync_flags_to_text[rx_status]
print(f"rx_status: {rx_status_string}", file=sys.stderr)
@ -119,12 +120,14 @@ while receive and time.time() < timeout:
rx_frames = 0
rx_bursts = rx_bursts + 1
if rx_status & codec2.api.FREEDV_RX_BIT_ERRORS:
rx_errors = rx_errors + 1
if rx_bursts == N_BURSTS:
receive = False
print(f"RECEIVED BURSTS: {rx_bursts} RECEIVED FRAMES: {rx_total_frames}", file=sys.stderr)
print(f"RECEIVED BURSTS: {rx_bursts} RECEIVED FRAMES: {rx_total_frames} RX_ERRORS: {rx_errors}", file=sys.stderr)
# and at last check if we had an openend pyaudio instance and close it
if AUDIO_INPUT_DEVICE != -1:

4
test/001_highsnr_stdio_audio/test_virtual.sh
View file

@ -18,8 +18,8 @@ RX_LOG=$(mktemp)
# make sure all child processes are killed when we exit
trap 'jobs -p | xargs -r kill' EXIT
python3 test_rx.py --mode datac0 --frames 2 --bursts 1 --audiodev 4 --debug &
python3 test_rx.py --mode datac0 --frames 2 --bursts 5 --audiodev 4 --debug &
rx_pid=$!
sleep 1
python3 test_tx.py --mode datac0 --frames 2 --bursts 1 --audiodev 5
python3 test_tx.py --mode datac0 --frames 2 --bursts 5 --delay 500 --audiodev 5
wait ${rx_pid}

6
test/codec2.py
View file

@ -74,6 +74,12 @@ api.FREEDV_MODE_DATAC1 = 10
api.FREEDV_MODE_DATAC3 = 12
api.FREEDV_MODE_DATAC0 = 14
# Return code flags for freedv_get_rx_status() function
api.FREEDV_RX_TRIAL_SYNC = 0x1 # demodulator has trial sync
api.FREEDV_RX_SYNC = 0x2 # demodulator has sync
api.FREEDV_RX_BITS = 0x4 # data bits have been returned
api.FREEDV_RX_BIT_ERRORS = 0x8 # FEC may not have corrected all bit errors (not all parity checks OK)
api.rx_sync_flags_to_text = [
"----",
"---T",