kjkjdsa

pi/bin/video-publisher.sh

@@ -19,18 +19,16 @@ VIDEO_HEIGHT="${VIDEO_HEIGHT:-1080}"
 VIDEO_FPS="${VIDEO_FPS:-30}"
 VIDEO_BITRATE="${VIDEO_BITRATE:-3000000}"
 AUDIO_ENABLE="${AUDIO_ENABLE:-0}"
-AUDIO_DEVICE="${AUDIO_DEVICE:-hw:0,0}"
-AUDIO_RATE="${AUDIO_RATE:-16000}"
+AUDIO_DEVICE="${AUDIO_DEVICE:-plughw:0,0}"
+AUDIO_RATE="${AUDIO_RATE:-48000}"
 AUDIO_CHANNELS="${AUDIO_CHANNELS:-2}"
 AUDIO_BITRATE="${AUDIO_BITRATE:-64000}"
-AUDIO_FORMAT="${AUDIO_FORMAT:-s32}"
 
-# Normalize device/rate aggressively to reduce CPU and match the HAT on card0
-AUDIO_DEVICE="hw:0,0"
-AUDIO_RATE=16000
+# Normalize device/rate to match the HAT capture (2ch/48k S32_LE); plughw handles any minor conversions.
+AUDIO_DEVICE="plughw:0,0"
+AUDIO_RATE=48000
 AUDIO_CHANNELS=2
 AUDIO_BITRATE=64000
-AUDIO_FORMAT="s32"
 # Flip the camera 180deg (supported by rpicam-vid/libcamera-vid)
 FLIP_ARGS=(--rotation 180)
 
@@ -87,10 +85,9 @@ run_pipeline() {
 				-thread_queue_size 1024 \
 				-ac "${AUDIO_CHANNELS}" \
 				-ar "${AUDIO_RATE}" \
-				-sample_fmt "${AUDIO_FORMAT}" \
 				-i "${AUDIO_DEVICE}" \
 				-c:v copy \
-				-c:a pcm_s32le \
+				-c:a pcm_s16le \
 				-ac "${AUDIO_CHANNELS}" \
 				-ar "${AUDIO_RATE}" \
 				-flush_packets 1 \