Put a string representing the codec tag codec_tag in buf.
@param buf buffer to place codec tag in
@param buf_size size in bytes of buf
@param codec_tag codec tag to assign
@return the length of the string that would have been generated if
enough space had been available, excluding the trailing null
@deprecated see av_fourcc_make_string() and av_fourcc2str().
Put a string representing the codec tag codec_tag in buf.
@param buf buffer to place codec tag in @param buf_size size in bytes of buf @param codec_tag codec tag to assign @return the length of the string that would have been generated if enough space had been available, excluding the trailing null
@deprecated see av_fourcc_make_string() and av_fourcc2str().