Show hyphen in codec tag.
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@ -1826,7 +1826,7 @@ size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_ta
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#define IS_PRINT(x) \
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(((x) >= '0' && (x) <= '9') || \
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((x) >= 'a' && (x) <= 'z') || ((x) >= 'A' && (x) <= 'Z') || \
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((x) == '.' || (x) == ' '))
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((x) == '.' || (x) == ' ' || (x) == '-'))
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for (i = 0; i < 4; i++) {
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len = snprintf(buf, buf_size,
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