strip_track_except: copy to tempfile, then overwrite
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c33104c552
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@ -19,6 +19,10 @@ TRACK_COUNT=$(echo "$JSON_OUTPUT" | jq length)
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# check if tracks other than the one to keep are present
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# check if tracks other than the one to keep are present
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UNDESIRED_TRACK_COUNT=$(echo "$JSON_OUTPUT" | jq '[.[] | select(.properties.language!="$LANGUAGE_TO_KEEP")] | length')
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UNDESIRED_TRACK_COUNT=$(echo "$JSON_OUTPUT" | jq '[.[] | select(.properties.language!="$LANGUAGE_TO_KEEP")] | length')
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[[ $UNDESIRED_TRACK_COUNT -lt 2 ]] && echo -e "\tFile has only '$LANGUAGE_TO_KEEP' tracks, skipping." && exit 1
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[[ $UNDESIRED_TRACK_COUNT -lt 2 ]] && echo -e "\tFile has only '$LANGUAGE_TO_KEEP' tracks, skipping." && exit 1
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FILENAME_WITHOUT_EXT=${FILENAME%.*}
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FILENAME_EXT=${FILENAME##*.}
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echo -e "\tRemoving all audio tracks except '$LANGUAGE_TO_KEEP' tracks..."
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echo -e "\tRemoving all audio tracks except '$LANGUAGE_TO_KEEP' tracks..."
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pv "$FILENAME" | ffmpeg -i pipe:0 -map 0:v -map 0:a:m:language:${LANGUAGE_TO_KEEP} -map 0:s -c copy -v warning "${FILENAME_WITHOUT_EXT}.converted.mkv"
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TMPFILE=$(mktemp)
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echo -e "\tOutputting to temporary file ${TMPFILE}.${FILENAME_EXT}..."
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pv "$FILENAME" | ffmpeg -i pipe:0 -map 0:v -map 0:a:m:language:${LANGUAGE_TO_KEEP} -map 0:s -c copy -v error "${TMPFILE}.${FILENAME_EXT}"
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echo -e "\tReplacing ${FILENAME} with ${TMPFILE}..."
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mv "${TMPFILE}.${FILENAME_EXT}" "$FILENAME"
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